CVE-2025-10200

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-09-10 · updated 2026-09-26
Weakness: CWE-416

Description

Use after free in Serviceworker in Google Chrome on Desktop prior to 140.0.7339.127 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical)

Affected products

Google Chrome: before 140.0.7339.127 — fixed in 140.0.7339.127

How to fix

Upgrade to a fixed version: Google Chrome 140.0.7339.127. Check the vendor advisory for mitigations.

References

https://chromereleases.googleblog.com/2025/09/stable-channel-update-for-desktop_9.html
https://issues.chromium.org/issues/440454442

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