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A crook has been using three open source AI harnesses to target hundreds of online retailers and other companies, swiping more than 600,000 credit card records and installing card-stealing skimmers - and all at trivial cost. AI security company Gambit recovered the human operator’s staging server, and used that access to reconstruct the data-theft campaign, whose victims include a Fortune 500 hospitality company, a major US airline, a large private US industrial supplies distributor, and a US online fashion retailer. Between September 10 and September 15, the crook launched at least 105 attacks, and compromised, “to varying degrees,” at least 27 companies, Gambit director of threat intelligence Eyal Sela wrote in a Tuesday alert. The Chinese-speaking operator used three different open source AI harnesses - Strix, Cairn, and Hermes - to run the near-autonomous attacks and hit “tens” of companies each day. “Where access was achieved, it usually took less than a day, and in many cases just a few hours,” Sela wrote. “We also detected instructions in the attacker’s playbook that could disrupt the operations of a company as a result of data deletion or cleanup procedures run by the agent - and this has indeed happened in some of the breaches.” The operator also used OpenRouter for AI model access, and according to an August 25 account balance, they spent $7,005.71 over the previous four weeks. They then continued with the attacks for three more weeks, and operated at twice the daily volume of model calls. Gambit estimates the total cost of the campaign sits somewhere between $12,000 and $18,000. The operator's own cost review put their mean spend at $25.46 across 101 completed scans. The cheapest scan cost just $3.13, with the most expensive racking up a bill for $79.31. Each of the three AI harnesses played a different role, with Hermes acting as the campaign orchestrator. The always-on AI assistant acts independently to execute multi-step tasks and manage workflows, and it can write and edit its own skills. The human operator loaded a Chinese system persona titled “SOUL - Red Team Operator” on Hermes with 121 skills. Of those, 78 were attack skills. One of the skills even removed the content security filters of the AI harness. Hermes used Anthropic’s Claude Opus 4.6 - Gambit reports that newer models refused the attack requests - and the human operator typed 1,951 prompts in Chinese across 260 sessions. The prompts, translated into English, include the following: See whether the file upload in the report can give code execution Read the vulnerability report, test the sudo password first Read the report, is there anything worth doing here Get into the web backend Can it get code execution? The attacker used Strix, an open source penetration testing tool, to search for vulnerabilities to exploit at targeted organizations. They ran Strix through OpenRouter on GLM 5.2 and then on DeepSeek v4 Pro. Between August 23 and 31, the operator ran Strix 146 times in “deep mode” against 138 hosts, totaling 633 hours of scanner time in 195 hours of clock time. After finding vulnerabilities, Strix handed the next stage of the attack off to Cairn, another autonomous penetration testing AI tool, running on DeepSeek v4.1 Flash. Cairn receives target domains and an attack objective - like deploy a shell, or achieve admin access. It then runs until it either achieves the objective, times out, or is stopped by a human. Between September 10 and 15, Cairn launched 105 attack projects. The AI chose each attack path “in real time through extensive probing and exploitation attempts, resulting in dynamic and mostly different TTPs across victims,” Sela wrote. In one instance, the AI agent used SQL injection, obtained a plaintext one-time password and then accessed a web panel. From there the agent uploaded a web shell, escalated privileges through a misconfigured sudo rule, and accessed AWS credentials, ultimately dumping 46 secrets, totaling 102KB. In two of these near-autonomous attacks, the AIs exfiltrated more than 600,000 credit card records from just two victim companies. Injecting card-stealing skimmer scripts into the checkout pages of online shops was another one of the human operator’s primary goals for the campaign. According to Gambit, the malfeasant ordered skimmer deployment against at least 27 named victims, with scripts confirmed as present on 19 websites. Security researcher Varys also helped detect more than 100 additional infected websites linked to this campaign. While the attacker used various methods to inject and deploy skimmers, the most common involved appending the code to an existing JavaScript file. Gambit argues that this campaign shows how the remediation clock - how much time organizations have to detect an intrusion and remediate vulnerabilities - has dramatically shortened. “The harnesses ran at a tempo no human operator sustains, with the person reduced to short instructions between autonomous runs,” Sela said. “When exploitation arrives within hours of exposure, patch speed stops being the only lever, and the question shifts to how quickly the services a business depends on can be brought back.” ®

A cgroup namespace gives a Linux process a limited view of the control-group hierarchy that organizes workloads and accounts for resources.

Kubernetes released fixes on Sep 23, 2026 for a control-plane flaw that could create a pod outside the namespace where a user's permissions applied. CVE-2026-2270 affects kube-controller-manager, the service that runs several controllers responsible for bringing a cluster into line with its declared configuration. A namespace is meant to keep one group's resources separate from another's. Here, a user with permission to change two objects in one namespace could influence a controller that wor...

A Linux device driver can keep an open file alive while freeing the hardware state that file still needs.

Linux integrity checks depend on more than a correct policy or a trusted hash. The kernel must also keep that security state alive for the entire decision. A new patch series reports two places where Integrity Policy Enforcement could continue reading after policy or dm-verity data had been freed. Integrity Policy Enforcement, usually shortened to IPE, is a Linux Security Module that can allow or deny access according to integrity properties. dm-verity supplies read-only block-device verifica...

A Linux console font change could leave the framebuffer console with a buffer sized for 256 characters even after a 512-character font was installed.

Běžné neshody mezi pacienty skončily tragédií. Jeden z hospitalizovaných vytáhl zbraň a zastřelil spolupacienta. Jeho syn následně žádal po nemocnici náhradu újmy.

LinuxDays 2026 nabídnou přes sedmdesát přednášek, workshopy, stánky open-source komunit i otevřeného hardwaru. V Praze se bude mluvit o ext4, AI, RISC-V, Linuxu v telefonech i budoucnosti open source.

Do jaké míry je možné zredukovat mechanický systém, aby ještě mohl pracovat jako počítač? Duo matematiků to dokázalo s jedinou biliárovou koulí, která se odráží mezi biliárovými mantinely, jejichž tvar je vlastně program tohoto extrémně minimalistického počítače. Alan Turing by měl jistě radost.

V singapurském Centru pro kvantové technologie (CQT) postavili rekordní atomové hodiny. Využívají kladně nabitý iont lutecia a měří s přesností na úrovni triliontin sekundy. S takovými hodinami si fyzika troufne zase o něco hlouběji a Mezinárodní úřad pro míry a váhy s nimi nejspíš zpřesní definici sekundy.

Čím dál více uživatelů u čím dál širšího okruhu hardwaru začíná vnímat vracení peněz při reklamacích jako problém a snaží se mu buďto vyhnout, nebo situaci řešit soudní cestou…

Kdysi dávno byla Nvidia hráčskou firmou. Dnes je ryze AI společností a spolu s paměťovou krizí tak definitivně zanikla jakákoli její rozumná nabídka pro hráče, kteří chtějí to nejlepší.

WordPress has patched what it described as a critical severity security vulnerability that would allow an unauthenticated attacker full remote code execution (RCE) capabilities. There have already been reports of attacks in the wild.

Given its popularity, WordPress has frequently been under attack, and patched another maximum severity bug allowing RCE in July. WordPress said the current hole, tracked as CVE-2026-87902, was discovered and reported to the company by Switzerland-based security researcher Robert Ressl.

The post announcing the WordPress 7.1.2 security release said that the fix addressed an issue where “an unauthenticated attacker can, under certain conditions, make page template resolution include a chosen readable local PHP file outside the active theme directories. If relevant pre-conditions for both the server environment and the active theme are met, this can lead to remote code execution (RCE).”

It urged users to update their sites immediately, and said that the fix had been backported through version 4.7, as the hole also impacts many older versions of WordPress.

Noah Kenney, principal consultant at Digital 520, said his top concern was the massive extent of damage an attacker could inflict with this hole. 

“Once attackers have PHP execution, they can read wp-config.php, obtain database credentials and authentication keys, create administrator accounts, alter payment or lead capture forms, redirect visitors, and install persistent code,” he said. “The less obvious part is how they get there. Pearcmd.php is a legitimate PHP package management tool, but attackers can abuse its configuration commands to write content of their choosing to disk. The current attacks use it to place malicious PHP in /tmp, then use the WordPress flaw to load and execute that file. A security team monitoring only the WordPress directory for changes could miss that first stage entirely.”

New risk reality

But IDC and others saw the speed with which attacks began as the most concerning element of this report. 

“This WordPress vulnerability is a textbook example of the new risk reality: attackers are exploiting critical bugs within hours of disclosure, and most enterprises are not patching fast enough to keep up,” said IDC Research Director Philip Harris, citing reports from security firm Patchstack that attackers had leveraged the hole shortly after WordPress posted the patch. 

Patchstack said, “When this post first went up, every request we had seen was reconnaissance against harmless core files. That is no longer true. Attackers are now including pearcmd.php and using it to write PHP files to disk and public scanning tooling for this CVE is in circulation.”

IDC’s Harris noted that Patchstack’s telemetry illustrated the new reality, with attacker reconnaissance occurring within five hours of the patch, and full exploitation within about a day. “The window between disclosure and exploitation has collapsed to the point that mean time to exploit for critical vulnerabilities is now negative in some cases, meaning exploit code appears before or immediately after a patch ships,” he said. “This WordPress bug tracks that pattern closely: Patchstack recorded the first probing traffic under five hours after WordPress 7.1.2 was released, and traffic volume increased roughly tenfold within a day as attackers moved from scanning to actual payload delivery.”

Aman Mahapatra, chief strategy officer for New York City-based technology consulting firm Tribeca Softech, agreed.

“The number that should anchor this story is not the 9.2 CVSS score, but it is the gap between patch and exploit. With this vulnerability, that gap was effectively zero,” he said. “WordPress shipped 7.1.2 on September 22, and Patchstack blocked the first exploitation attempt at 11:49 UTC the same day, using payloads that matched the exact encoding the patch was written to fix. Attackers did not discover this bug. They read the fix. Publishing a patch is now functionally publishing an exploit guide, and any enterprise still running a remediation cycle measured in weeks is operating on a timeline that stopped existing some time ago.”

Speedier patching needed

One response to the speed of attacker actions is to automate updates, but that is not necessarily a good option. Some enterprise CISOs are nervous about excessive patch automation; they want to review and approve any system changes, mostly to avoid disasters such as 2024’s Crowdstrike incident. 

Ressl said in an interview that another concern about automated updates is that many enterprises don’t perform sufficient verification that the updates executed properly.

“Having automatic updates enabled is not the same as verifying that the patch is installed,” he said. “Compatibility and availability concerns are legitimate reasons for testing updates. My recommendation is a rapid, tested rollout with verification across all exposed installations, including staging sites.”

Mahapatra added that the problem with update automation is especially severe in larger enterprises. 

“WordPress applies minor security releases automatically by default, which means the average hobbyist blog is probably already patched,” he pointed out. “Enterprise sites routinely disable those auto-updates to enforce change control, so the organizations with the most mature governance are the ones most likely to still be exposed this week, because their own process is holding the fix in a queue while attackers scan. Change control that cannot distinguish an unauthenticated remote code execution flaw from a routine plugin update is protecting the process rather than the enterprise, and this is the vulnerability that makes that distinction expensive.”

And, noted Nidhi Luthra, executive advisor for Acceligence: “A security release can become an attacker roadmap almost immediately, so emergency patching for internet-facing systems needs an hours-level response.”

Forgotten WordPress sites may not be patched

Mahapatra added that another, perhaps bigger, concern is the fact that many enterprise WordPress deployments happen below the radar. They are not typical shadow IT, because they are fully authorized at the time, but they are still often unknown to IT management. 

In enterprises, he said, “the exposure is materially larger than most organizations will assume because most enterprises do not think of themselves as WordPress shops, and almost all of them are. The risk sits in the web estate that IT never inventoried: marketing microsites, campaign landing pages, regional country sites, investor relations pages built by an outside agency, and the properties of companies acquired three years ago that nobody got around to migrating. The affected [WordPress version] range runs from 4.7.0 through 7.1.1, nearly a decade of installs, and the forgotten sites are precisely the ones still sitting on old branches.”

Mahapatra said that he has especially seen this in enterprises in the finance vertical.

“When I walk through external attack surface reviews with banking CISOs, the WordPress instances that surface are almost never the corporate site,” he said. “They are the sites that belong to marketing, a subsidiary, or an agency contract that expired, and none of them appear in the CMDB the security team is patching against.”

This article originally appeared on CSOonline.

A new variant of the MacSync malware targeting macOS systems now uses public iCloud calendar events to deliver new native payloads. [...]

A new botnet malware called Carbonato is targeting insecure hosts running Docker daemons to install the Hermes Agent AI framework and take control. [...]

Byla vydána nová verze 2.0 klienta F-Droid určeného pro instalaci bezplatných a otevřených mobilních aplikací do Androidu ze softwarového repozitáře F-Droid (Wikipedie). Jedná se o alternativu k Google Play.

Security flaws in Salesforce Agentforce allowed poisoned leads to hijack its AI agents, silently steal CRM data without requiring a click, and send phishing messages under the agents’ identities. Zenity Labs uncovered the three vulnerabilities, collectively called SalesBleed, and reported them to Salesforce, which worked with the AI agent security provider to fix the issues. While these attack chains no longer work, Zenity co-founder and CTO Michael Bargury told The Register that the vulnerabilities highlight the difficulties in controlling what agents can access - and what happens if and when they bypass guardrails intended to limit that access. “The bigger lesson here is about what it takes to keep AI agents contained,” Bargury said. “The idea of secure-by-design remains essential but for agents it may no longer be enough. We can anticipate risks and build protections into an agent from the start, yet still miss edge cases and the different ways it might behave once it encounters the real world.” He added, the challenge of agent constraint is a “wider trend” that extends beyond SalesBleed. “We’ve seen it with the OpenAI-Hugging Face incident where the agents managed to escape the sandbox that was meant to contain them, and we’re starting to see these types of flaws more and more often,” Bargury said. “As AI agents get more powerful, we need to monitor them ever more closely to keep track of what they’re up to. Because even when we think they’re contained, a single overlooked gap can change everything.” 0-click data exfiltration The first two vulnerabilities turn a public lead form into a data exfiltration channel for stealing sensitive customer information. Zenity researchers detailed the flaws in a Thursday report and also demonstrated the attack chain in a video proof-of-concept. The attack begins with an attacker abusing the Web-to-Lead form to plant an indirect prompt injection inside Salesforce. The malicious instructions remain dormant until an employee asks an Agentforce agent a question about leads - for example, "check my latest leads and help me with the newest one." This causes the agent to process the poisoned lead and carry out the hidden instructions: Query the Accounts table using the same subagent's Query Records tool. Return a couple of fields, e.g., a company name and a deal size. Paste the values as a subdomain string for the attacker-controlled hostname. Print that URL back to the user as an HTML img src tag to generate a DNS query to the attacker-controlled DNS authoritative server (this is also where the URL redaction was supposed to stop us). All of this happens without the employee ever knowing it. This vulnerability is due to weaknesses in Salesforce’s Trusted URLs controls, which are supposed to restrict the external destinations that Agentforce can access, and redact links or images pointing to untrusted URLs. Zenity found that this security mechanism didn’t register hostnames ending in an unrecognized top-level domain, and that adding certain characters interfered with how URLs were parsed. Abusing these two weaknesses allowed the researchers to write a string containing malicious instructions that successfully bypassed the URL redaction mechanism. The instructions tell the Agentforce agent to query Salesforce records and embed the stolen CRM data in image requests to an attacker-controlled server: . “Since the frontend renders and fetches external image URLs in these tags without additional sanitization or user interaction, this allows loading images from any https source, or in our case: sending a request to fetch the image from any https source,” the Zenity team wrote. This time, via Slack Digital thieves could also abuse Slack’s URL unfurling mechanism to achieve this same zero-click Salesforce data exfiltration attack, the researchers found. “Slack automatically retrieves information from links to generate previews, and specially constructed links can cause Slack to initiate requests that carry CRM data to attacker-controlled infrastructure as soon as the links appear,” they said. The same public lead submission serves as the entry point, and then when an employee interacts with the Salesforce agent via Slack, they unknowingly trigger the malicious instructions and send sensitive data outside the organization to an attacker-controlled server. “Salesforce fixed the URL redaction bypass, so this specific chain is closed. However, this type of vulnerability isn’t Salesforce-specific,” according to the researchers. “Any agent that reads records submitted by external sources, renders links or images back to a user, and also holds tool access to sensitive data, has the same three ingredients sitting in the same place,” they noted. Agents gone phishing The third flaw - detailed in a separate blog - also involves Agentforce’s integration with Slack. When combined with the URL-redaction bypass, this vulnerability could be abused by an internal user or an external attacker to deliver phishing links using the agent’s own identity. This attack exploits missing security controls in the Reply to a Slack Thread Agentforce action. This particular action did not require user confirmation before sending a message, and it also lacked visible attribution to the invoking user. This means that an agent that invoked Reply to a Slack Thread could send messages without a user approving them. A malicious insider who already chats with the agent and uses its Slack actions could exploit this vulnerability to send phishing messages under the trusted agent’s identity while remaining anonymous. Meanwhile, an external attacker could abuse this flaw via an indirect prompt injection planted in the Web-to-Lead, causing the agent to post phishing messages once an employee processed the poisoned lead. Zenity reported all three security snafus to Salesforce on June 1, and the CRM giant confirmed it was working on fixes a day later. Zenity confirmed Salesforce’s fix for the Trusted URLs bypass on August 19, and on September 21, said it had tested all of Salesforce’s fixes and confirmed that all three vulnerabilities had been fixed. ®

A OnePlus 15 running the latest OxygenOS can be rooted by a malicious app the owner installs, one that asks for no special permissions. A researcher, Rasmus Moorats, chained two flaws in OnePlus's own software to gain root access, the highest level of control over an Android phone. OnePlus told him the same flaws affect many more of its own devices and those of OPPO, though it has not

A OnePlus 15 running the latest OxygenOS can be rooted by a malicious app the owner installs, one that asks for no special permissions. A researcher, Rasmus Moorats, chained two flaws in OnePlus's own software to gain root access, the highest level of control over an Android phone. OnePlus told him the same flaws affect many more of its own devices and those of OPPO, though it has notSwati Khandelwalhttp://www.blogger.com/profile/[email protected]

This week, the dangerous stuff keeps arriving dressed as something boring. An update. A login box. A search answer. A coding tool. A link you have clicked a hundred times before. That is the thread running through the pile. Trusted paths get poisoned. Old bugs find new jobs. AI tools leak more than expected. Fake prompts look real enough. And some attacks barely need an exploit at all — just