What’s Vulnerable › Vulnerabilities

CVE-2025-12439

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-11-10 · updated 2026-10-07
• Weakness: CWE-326

Description

Inappropriate implementation in App-Bound Encryption in Google Chrome on Windows prior to 142.0.7444.59 allowed a local attacker to obtain potentially sensitive information from process memory via a malicious file. (Chromium security severity: Medium)

Affected products

• Google Chrome: before 142.0.7444.59 — fixed in 142.0.7444.59

How to fix

Upgrade to a fixed version: Google Chrome 142.0.7444.59. Check the vendor advisory for mitigations.

References

• https://chromereleases.googleblog.com/2025/10/stable-channel-update-for-desktop_28.html
• https://issues.chromium.org/issues/382234536

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