# CVE-2025-10585

Type confusion in V8 in Google Chrome prior to 140.0.7339.185 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

- Page: https://www.vulneraibility.com/cve/CVE-2025-10585
- CVSS: 9.8
- Known exploited: yes, in CISA KEV since 2025-09-23; CISA due date 2025-10-14
- EPSS: 8.97%
- Unvetted proof-of-concept code on GitHub: 1 GitHub proof of concept (first 2025-09-19)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2025-09-25)
- Weakness: CWE-843
- Published: 2025-09-24

## Affected versions

- Google Chrome: affected < 140.0.7339.185

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://chromereleases.googleblog.com/2025/09/stable-channel-update-for-desktop_17.html
- [other] https://issues.chromium.org/issues/445380761
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-10585
- [other] https://cert-portal.siemens.com/productcert/html/ssa-470355.html

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.