Search

engadget.com › ai

Mozilla says it patched 271 Firefox vulnerabilities thanks to Anthropic's Claude Mythos - Engadget

… However, Mozilla shared some details that support use of the company's special Claude Mythos Preview model as a way to protect critical services. Using Mythos helped Mozilla's team find and patch 271 vulnerabilities in the latest release of the Firefox browser. …

Apr 21, 2026 · Anna Washenko

engadget.com › 2170410

Daybreak is OpenAI's response to Anthropic's Claude Mythos - Engadget

… It's been promising, so far: Mozilla revealed in April that Mythos helped it find and patch 271 vulnerabilities in the latest release of the Firefox browser. …

May 12, 2026 · Mariella Moon

engadget.com › ai

Anthropic is investigating 'unauthorized access' of its Mythos cybersecurity tool - Engadget

… Another was Mozilla, which said the model helped it find and patch 271 Firefox vulnerabilities . …

Apr 22, 2026 · Steve Dent

engadget.com › 2173543

Security researchers, aided by Anthropic's Mythos, claim to have breached macOS - Engadget

… Mozilla, for instance, previously announced that it found and patched 271 vulnerabilities in its latest release of the Firefox browser with help from Mythos. …

May 15, 2026 · Mariella Moon