CVE-2025-5959

Chromium: CVE-2025-5959 Type Confusion in V8

CVE-2025-5959 is fixed in 7 products on 2 platforms, first by Microsoft Edge Dev 138.0.3309.1, released May 14, 2025. It is not reported as exploited. Patch Radar priority: High.

HighFixed on 2 platforms
CVSS
8.8
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.1278
96th percentile

<p>This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see <a href="https://chromereleases.googleblog.com/2025">Google Chrome Releases</a> for more information.</p>

Where it's fixed

ProductFixed inFixReleased
Windows apps
Google Chrome (EXE) 144.0.7559.133 Google Chrome (EXE) 144.0.7559.133 Feb 3, 2026
Google Chrome Dev (EXE) 144.0.7534.3 Google Chrome Dev (EXE) 144.0.7534.3 Nov 20, 2025
Microsoft Edge 137.0.3296.83 Microsoft Edge 137.0.3296.83 Jun 13, 2025
Microsoft Edge Beta 138.0.3351.14 Microsoft Edge Beta 138.0.3351.14 Jun 5, 2025
Microsoft Edge Dev 138.0.3309.1 Microsoft Edge Dev 138.0.3309.1 May 14, 2025
Microsoft Edge WebView2 Runtime 137.0.3296.83 Microsoft Edge WebView2 Runtime 137.0.3296.83 Jun 13, 2025
Linux
chromium · Debian 12.15 (bookworm) 137.0.7151.103-1~deb12u1 DEBIAN-CVE-2025-5959 Jun 11, 2025
chromium · Debian 13.5 (trixie) 137.0.7151.103-1 DEBIAN-CVE-2025-5959 Jun 11, 2025
chromium · Debian 14 137.0.7151.103-1 DEBIAN-CVE-2025-5959 Jun 11, 2025

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