CVE-2026-87491
Google Chromium V8 Out of Bounds Write Vulnerability
8.8
CVSS 3.1
3.1 %
EPSS (current)
2026-09-09
KEV addition
No
Ransomware
Timeline
Publication, first public exploit and KEV addition on a day axis.
Key facts
Vendor / product: Google / Chromium V8
Published: 2026-09-09 · Due (CISA): 2026-09-23
CWE: CWE-787 · EU list: no
Exploit references (metadata only)
No public exploit references recorded.