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Vulnerabilities

Vulnerability · CVE-2025-10585

Google Chromium V8 Type Confusion Vulnerability

Published Sep 17, 2025 · catalog updated Jul 14, 2026 · Google Chromium V8

Patch now

CVE-2025-10585 is in the CISA known-exploited catalog, due Oct 14, 2025. Confirm Google Chromium V8 against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Critical9.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
5.39%
Remediation
Remediation guidance
Affected products
cpe google/chrome · cpe siemens/cadra · vendor Google Chromium V8

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)

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe google/chromeversion unspecified
  • cpe siemens/cadraversion unspecified
  • vendor Google Chromium V8version unspecified

How to fix CVE-2025-10585

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-10585 is in the CISA known-exploited catalog, due Oct 14, 2025. Confirm Google Chromium V8 against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

What should an analyst verify?

CWE-843: Access of Resource Using Incompatible Type (Type Confusion). EPSS 5.39%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 23, 2025 · Catalog

    Detected

    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)

  2. Sep 23, 2025 · CISA KEV

    Known exploited

    Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  3. Oct 14, 2025 · CISA KEV

    Remediation due

    Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  4. Jul 14, 2026 · Catalog

    Updated

    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)

Sources

  • CISA KEVConfirmed exploitationCVE-2025-10585

    Google Chromium contains a type confusion vulnerability in the V8 JavaScript and WebAssembly engine.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2025-10585

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-10585

    30-day exploitation probability 5.4%

    first.org
  • NIST NVDVulnerability recordCVE-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)

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2025-10585

    Google Chromium contains a type confusion vulnerability in the V8 JavaScript and WebAssembly engine.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.