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CVE-2025-14174: Google Chromium Out of Bounds Memory Access Vulnerability

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2025-12-12
• EPSS: 55.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-12 · updated 2026-10-07
• Weakness: CWE-787

Description

Out of bounds memory access in ANGLE in Google Chrome on Mac prior to 143.0.7499.110 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page. (Chromium security severity: High)

Affected products

• Apple iPadOS: before 18.7.3; from 26.0 before 26.2 — fixed in 18.7.3, 26.2
• Apple Iphone Os: before 18.7.3; from 26.0 before 26.2 — fixed in 18.7.3, 26.2
• Apple macOS: before 26.2 — fixed in 26.2
• Apple Safari: before 26.2 — fixed in 26.2
• Apple tvOS: before 26.2 — fixed in 26.2
• Apple visionOS: before 26.2 — fixed in 26.2
• Apple watchOS: before 26.2 — fixed in 26.2
• Google Chrome: from 143.0.7499.41 before 143.0.7499.110; from 143.0.7499.40 before 143.0.7499.109; through 143.0.7499.40 — fixed in 143.0.7499.109, 143.0.7499.110
• Microsoft Edge (Chromium): before 143.0.3650.80 — fixed in 143.0.3650.80

How to fix

Upgrade to a fixed version: Apple iPadOS 18.7.3, 26.2; Apple Iphone Os 18.7.3, 26.2; Apple macOS 26.2; Apple Safari 26.2; Apple tvOS 26.2; Apple visionOS 26.2; Apple watchOS 26.2; Google Chrome 143.0.7499.109, 143.0.7499.110; Microsoft Edge (Chromium) 143.0.3650.80. Check the vendor advisory for mitigations.

References

• https://chromereleases.googleblog.com/2025/12/stable-channel-update-for-desktop_10.html
• https://issues.chromium.org/issues/466192044
• https://learn.microsoft.com/en-us/deployedge/microsoft-edge-relnotes-security
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-14174

Get alerted when CVE-2025-14174 or the next vulnerability affects your stack