Mozilla: Anthropic's Mythos found 271 security vulnerabilities in Firefox 150
2026-04-22T08:51:45Z•7794f6a89d5897664c5dfd10726fe61d1a91ce04334ce8683357ed5c40f35525
aes-128anthropiccbpcritical-infrastructuredarkSworddata-leakfirefoxgpuiphoneiranmozillamythosnvidiaopenclawpost-quantumq-dayrecall-databaseroutersrowhammerrussiasupply-chaintrivyvulnerabilitieswindows-11zero-day
What happened
Ars Technica security feed (Apr 2026) highlighting multiple high-impact research findings and active incidents: Anthropic/Mozilla's Mythos AI reportedly discovered 271 vulnerabilities in Firefox 150; AI-based testing (UK gov) and Mythos-related coverage; new Rowhammer variants (GDDRHammer, GeForge, GPUBreach) that hijack CPUs via Nvidia GPU memory; DarkSword iPhone exploit observed in the wild affecting millions of devices; a supply-chain compromise of the Trivy scanner; mass compromises of end-of-life consumer routers attributed to Russian military actors; Iran-linked attacks disrupting US/IS
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- arstechnica_security
- Record identifier
- 7794f6a89d5897664c5dfd10726fe61d1a91ce04334ce8683357ed5c40f35525
- Enrichment time
- 2026-04-22T08:51:45Z
- AI-assisted enrichment
- Yes
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