Findings

CVE-2025-10585

Google Chromium V8 Type Confusion Vulnerability

Published Sep 23, 2025 · updated Jul 14, 2026 · google chrome

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)

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)

Required action

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

CISA due date Oct 14, 2025

Affected

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

Sources

  • CISA KEVCVE-2025-10585

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

    cisa.gov
  • CVE.orgCVE-2025-10585

    Official CVE identifier

    cve.org
  • FIRST EPSSCVE-2025-10585

    30-day exploitation probability 5.4%

    first.org
  • NIST NVDCVE-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

References