Chromium: CVE-2025-8581 Inappropriate implementation in Extensions
CVE-2025-8581 is fixed in 7 products on 2 platforms, first by Microsoft Edge Dev 140.0.3421.0, released July 7, 2025. It is not reported as exploited. Patch Radar priority: Routine.
<p>Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see <a href="https://chromereleases.googleblog.com/202%5BSS9.1%5D5">Google Chrome Releases</a> for more information.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| 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 | 139.0.3405.86 | Microsoft Edge 139.0.3405.86 | Aug 7, 2025 |
| Microsoft Edge Beta | 139.0.3405.86 | Microsoft Edge Beta 139.0.3405.86 | Aug 7, 2025 |
| Microsoft Edge Dev | 140.0.3421.0 | Microsoft Edge Dev 140.0.3421.0 | Jul 7, 2025 |
| Microsoft Edge WebView2 Runtime | 139.0.3405.86 | Microsoft Edge WebView2 Runtime 139.0.3405.86 | Aug 7, 2025 |
| Linux | |||
| chromium · Debian 12.15 (bookworm) | 139.0.7258.66-1~deb12u1 | DEBIAN-CVE-2025-8581 | Aug 7, 2025 |
| chromium · Debian 13.5 (trixie) | 139.0.7258.127-1~deb13u1 | DEBIAN-CVE-2025-8581 | Aug 7, 2025 |
| chromium · Debian 14 | 139.0.7258.66-1 | DEBIAN-CVE-2025-8581 | Aug 7, 2025 |
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