Chromium: CVE-2026-84331 Incorrect authorization in Actor
CVE-2026-84331 is fixed in 9 products on 3 platforms, first by Google Chrome Dev (EXE) 153.0.7979.3, released July 31, 2026. It is not reported as exploited. Patch Radar priority: Routine.
<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/2026">Google Chrome Releases</a> for more information.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Google Chrome (EXE) | 152.0.7977.76 | Google Chrome (EXE) 152.0.7977.76 | Sep 1, 2026 |
| Google Chrome Beta (EXE) | 153.0.8010.5 | Google Chrome Beta (EXE) 153.0.8010.5 | Aug 20, 2026 |
| Google Chrome Dev (EXE) | 153.0.7979.3 | Google Chrome Dev (EXE) 153.0.7979.3 | Jul 31, 2026 |
| Microsoft Edge | 152.0.4191.66 | Microsoft Edge 152.0.4191.66 | Sep 4, 2026 |
| Microsoft Edge Beta | 153.0.4234.6 | Microsoft Edge Beta 153.0.4234.6 | Aug 27, 2026 |
| Microsoft Edge Dev | 153.0.4224.0 | Microsoft Edge Dev 153.0.4224.0 | Aug 17, 2026 |
| Microsoft Edge WebView2 Runtime | 152.0.4191.62 | Microsoft Edge WebView2 Runtime 152.0.4191.62 | Sep 2, 2026 |
| macOS | |||
| Google Chrome | 152.0.7977.76 | Google Chrome 152.0.7977.76 | Aug 31, 2026 |
| Microsoft Edge | 152.0.4191.62 | Microsoft Edge 152.0.4191.62 | Sep 2, 2026 |
| Linux | |||
| chromium · Debian 12.15 (bookworm) | 152.0.7977.75-1~deb12u1 | DEBIAN-CVE-2026-84331 | Sep 4, 2026 |
| chromium · Debian 13.5 (trixie) | 152.0.7977.75-1~deb13u1 | DEBIAN-CVE-2026-84331 | Sep 4, 2026 |
| chromium · Debian 14 | 152.0.7977.75-1 | DEBIAN-CVE-2026-84331 | Sep 4, 2026 |
| chromium · opensuse-leap 16.0 | 152.0.7977.82-bp160.1.1 | OPENSUSE-SU-2026:21799-1 | Nov 7, 2026 |
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