CVE-2025-10585

Google Chromium V8 — Google Chromium V8 Type Confusion Vulnerability
🔥 CVSS 3.1  9.8 / 10 — CRITICAL 🔴 CISA Known Exploited Vulnerability

Overview

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

https://chromereleases.googleblog.com/2025/09/stable-channel-update-for-desktop_17.html ; https://nvd.nist.gov/vuln/detail/CVE-2025-10585

Key Details

PropertyValue
CVE ID CVE-2025-10585
Vendor / Product Google — Chromium V8
NVD Published2025-09-24
NVD Last Modified2025-10-30
CVSS 3.1 Score9.8
CVSS 3.1 VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SeverityCRITICAL
CWE CWE-843
CISA KEV Added2025-09-23
CISA KEV Deadline2025-10-14
Known Ransomware Use No

CVSS 3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Required Action

CISA BOD 22-01 Deadline: 2025-10-14. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Timeline

DateEvent
2025-09-23Added to CISA Known Exploited Vulnerabilities catalog
2025-10-14CISA BOD 22-01 remediation deadline

References

ResourceType
NVD — CVE-2025-10585 Vulnerability Database
CISA KEV Catalog Entry US Government