CVE-2025-10200: Critical Use after free in Serviceworker.
Chromium: CVE-2025-10200 Use after free in Serviceworker
Other sources
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
— Microsoft
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)
— MITRE
Credit
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2025-10200?
CVE-2025-10200 has been classified as a high severity vulnerability due to the potential impact of a use after free condition in Service Workers.
How do I fix CVE-2025-10200?
To fix CVE-2025-10200, ensure that you update your Microsoft Edge (Chromium-based) browser to the latest version available.
Which software is affected by CVE-2025-10200?
CVE-2025-10200 affects Microsoft Edge (Chromium-based) and specific versions of Microsoft Edge prior to 140.0.3485.66.
What is the nature of CVE-2025-10200?
CVE-2025-10200 involves a use after free vulnerability, which can allow attackers to execute arbitrary code.
Is CVE-2025-10200 specific to any browsers?
CVE-2025-10200 primarily affects Google Chrome and Microsoft Edge (Chromium-based) browsers.