Mythos v. Firefox.
…The zero-days are numbered | The Mozilla Blog | https://blog.mozilla.org/en/firefox/ai-security-zero-day-vulnerabilities/ | Mozilla]
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Cybersecurity
…Claude Security uses the Opus 4.7 model to scan a business’s codebase for vulnerabilities and issue a fix. This tool is rolling out to enterprise customers globally and isn’t…
Microsoft is threatening legal action for disclosing exploits
…Microsoft suggests it plans to bring a criminal case against Nightmare Eclipse for failing to follow “proper coordination” in disclosing vulnerabilities. They also disabled Nightmare Eclipse’s GitHub, GitLab, and Microsoft Security…
Here is Yarbo’s promise to fix the robot mower that ran me over
…Security researcher Andreas Makris, who discovered the vulnerabilities, says he hasn’t yet been able to check whether he can still access them after Yarbo’s changes. It sounds like the company…
Anthropic is giving Claude Mythos Preview to around 150 more organizations.
…power, water, and healthcare, will get access to the model so they can use it to find security vulnerabilities. [Link: Expanding Project Glasswing | https://www.anthropic.com/news/expanding-project-glasswing | Anthropic]
The NSA reportedly has access to Anthropic’s Mythos despite being labeled a supply-chain risk.
…This, despite the Pentagon arguing that Anthropic is a threat to national security. The NSA has reportedly been using it primarily to identify vulnerabilities in its own network, but considering its track…
Microsoft faces fresh Windows Recall security concerns
…Do security.” Hagenah responsibly disclosed his latest findings to Microsoft last month, but the company closed the report and said there was no vulnerability. “We appreciate Alexander Hagenah for identifying and responsibly…
AI cybersecurity updates for MDASH, Mythos, and GPT-5.5.
…vulnerability discovery.” Meanwhile, Microsoft said its multi-model agentic setup, MDASH, was used to discover 16 CVEs in this week’s Patch Tuesday updates and is the leader on the CyberGym security…
Anthropic’s Mythos breach was humiliating
…The group got unauthorized access to Mythos through a combination of insider knowledge and a lucky guess, not some sophisticated technological exploit or wholesale theft of the model. Security vulnerabilities are…
Trump signs executive order to review AI models before they’re released
…a statement, adding that the order shows the Trump administration is taking AI vulnerabilities seriously. Alliance for Secure AI CEO Brendan Steinhauser said his group is “pleased to see that the Trump…