Claude Mythos Identifies 271 Vulnerabilities in Mozilla’s Firefox
Mozilla shipped Firefox 150 this week with patches for 271 safety vulnerabilities found by Anthropic’s Claude Mythos Preview in an preliminary analysis.
The scan kinds a part of Project Glasswing, Anthropic’s coordinated protection effort that grants restricted Mythos entry to important infrastructure companions.
Mozilla Patches 271 Vulnerabilities After Claude Mythos Evaluation
In a current weblog publish, Firefox CTO Bobby Holley defined that browser safety has historically adopted an offense-heavy mannequin.
Under this strategy, distributors acknowledged that absolutely eliminating exploits was unrealistic and as an alternative targeted on making assaults so pricey or advanced that they’d not be broadly abused.
“As these capabilities attain the fingers of extra defenders, many different groups at the moment are experiencing the identical vertigo we did when the findings first got here into focus. For a hardened goal, only one such bug would have been purple alert in 2025, and so many directly makes you cease to wonder if it’s even potential to maintain up,” Holley said.
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The government said that since February, the Firefox crew has been working intensively with superior AI instruments to determine and remediate “latent safety vulnerabilities in the browser.”
Earlier collaboration with Anthropic, using its Opus 4.6 model, led to fixes for 22 security-sensitive points in Firefox 148.
The newest update represents a sharp escalation in scale, roughly a twelvefold improve, highlighting how AI-driven audits are reshaping trendy cybersecurity practices.
“Encouragingly, we additionally haven’t seen any bugs that couldn’t have been discovered by an elite human researcher,’ he added.
Why the Firefox Result Matters for Crypto
The Firefox analysis lands as exchanges weigh their very own publicity to AI-assisted assaults. Anthropic says Mythos can “determine after which exploit zero-day vulnerabilities in each main working system and each main net browser when directed by a person to take action.”
This marks the identical floor that scorching wallets and decentralized purposes depend upon. While non-public keys are usually protected inside pockets environments, attackers can still gain control over on-chain property by tricking customers into approving dangerous transactions or exploiting compromised extensions.
Interest in such capabilities is already increasing. Coinbase has reportedly explored access to Anthropic’s Mythos. This builds on its current use of Claude fashions for buyer assist throughout greater than 100 areas.
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The publish Claude Mythos Identifies 271 Vulnerabilities in Mozilla’s Firefox appeared first on BeInCrypto.
