Assessment
Why it matters
CISA lists this vulnerability as known to be exploited; exploitation is confirmed; EPSS is 5.0%; technical severity is CVSS 8.8.
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)
Who should care
- Teams operating Chrome, Chromium V8, Cadra
- Vulnerability and exposure management teams
- Security operations teams monitoring exploitation activity
Response plan
What I would do
- Confirm whether Chrome, Chromium V8, Cadra is present in the environment.
- Identify affected versions and establish whether vulnerable services are exposed or reachable.
- Chromium Security advisory 460017370
- Review relevant security telemetry for evidence of attempted or successful exploitation.
- Document the remediation decision and track it to verified completion.
Treatment intelligence
Remediation intelligence
Vendor sources are listed before government and third-party guidance. Confirm product applicability and change prerequisites before deployment.
Verification noteAutomated link verification has not completed for this guidance yet.
Technical details
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CWE
- CWE-843
- Affected versions
- Google Chrome (End Excluding 142.0.7444.175); Google Chromium V8; Siemens Cadra (Version -)
- Fixed versions
- Google Chrome (Fixed from 142.0.7444.175)
- Published
- 17 November 2025
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
Signal timeline
- CVE published
- Added to CISA KEV
- Latest EPSS score: 5.0%
- Signal calculated at 68