What is the CVSS score of CVE-2025-10585?

CVE-2025-10585 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.7%.

Which versions of Google are affected by CVE-2025-10585?

Organizations using V8 in Google Chrome face critical risk from CVE-2025-10585 rated CVSS 9.8.. A patch is available.

Is CVE-2025-10585 being actively exploited?

Yes, CVE-2025-10585 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, confirming active in-the-wild exploitation. Immediate patching is required.

How to fix or mitigate CVE-2025-10585?

Within 24 hours: Identify all affected systems running V8 in Google Chrome and apply vendor patches immediately. Monitor vendor channels for patch availability.

Google CVE-2025-10585

CRITICAL

Access of Resource Using Incompatible Type (Type Confusion) (CWE-843)

2025-09-24 chrome-cve-admin@google.com

Memory Corruption Google Information Disclosure

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SUSE

8.8 HIGH

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Patch released

Apr 04, 2026 - 20:30 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 19:14 vuln.today

Added to CISA KEV

Oct 30, 2025 - 15:55 cisa

CISA KEV

CVE Published

Sep 24, 2025 - 17:15 nvd

CRITICAL 9.8

DescriptionNVD

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)

AnalysisAI

Google Chrome V8 JavaScript engine contains a type confusion vulnerability enabling heap corruption through crafted HTML pages, exploited in the wild in June 2025.

Technical ContextAI

The CWE-843 type confusion in V8 causes the engine to misinterpret JavaScript object types, leading to heap corruption that can be leveraged for arbitrary read/write and code execution.