CVE-2025-13223 — Google Chromium V8 Type Confusion Vulnerability
Type Confusion in V8 in Google Chrome prior to 142.0.7444.175 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Published
2025-11-17T23:03:38.938Z
Last modified
2026-02-26T16:56:51.130Z
CISA KEV — Actively Exploited
01What is this vulnerability?
Type Confusion in V8 in Google Chrome prior to 142.0.7444.175 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
02Affected products
| Vendor | Product | Versions |
|---|
| Google | Chrome | 0 |
03Active exploitation status
Yes — actively exploited. Added to the CISA KEV catalog on 2025-11-19. Ransomware use: Unknown.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:
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07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2025-11-17T23:03:38.938Z
- Last modified: 2026-02-26T16:56:51.130Z
- Added to CISA KEV: 2025-11-19
- BOD 22-01 due: 2025-12-10
09References
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