CVSS 9.63 sources verified·1 min read
By Lyrie Threat Intelligence·5/14/2026
CRITICAL: CVE-2026-8580 (CVSS 9.6) — multiple products
CVE: CVE-2026-8580
CVSS: 9.6 (3.1) — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Severity: CRITICAL
Status: Critical advisory
Affected
_See vendor advisory_
Summary
Use after free in Mojo in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)
Verified Sources
References
- https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html
- https://issues.chromium.org/issues/496639647
_Validated by the Lyrie Threat Intelligence Pipeline — 3 independent sources confirmed before publication. No speculation._
Lyrie Verdict
A vulnerability of this severity is exactly what Lyrie's anti-rogue-AI defense is built for: continuous, autonomous monitoring that doesn't wait for human reaction time.
Validated sources
- [1]NVD
- [2]GitHub Advisory
- [3]MITRE