CVE-2025-13638

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-12-02 · updated 2026-09-25
Weakness: CWE-416

Description

Use after free in Media Stream in Google Chrome prior to 143.0.7499.41 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Low)

Affected products

Google Chrome: before 143.0.7499.40 — fixed in 143.0.7499.40

How to fix

Upgrade to a fixed version: Google Chrome 143.0.7499.40. Check the vendor advisory for mitigations.

References

https://chromereleases.googleblog.com/2025/12/stable-channel-update-for-desktop.html
https://issues.chromium.org/issues/448046109

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