Chromium CVE-2026-102300: Uninitialized resource in WebGPU
CVE-2026-102300 is fixed in 5 products on 3 platforms, first by Microsoft Edge Dev 155.0.4273.0, released September 11, 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 | |||
| Microsoft Edge | 154.0.4258.62 | Microsoft Edge 154.0.4258.62 | Oct 5, 2026 |
| Microsoft Edge Beta | 155.0.4283.33 | Microsoft Edge Beta 155.0.4283.33 | Oct 2, 2026 |
| Microsoft Edge Dev | 155.0.4273.0 | Microsoft Edge Dev 155.0.4273.0 | Sep 11, 2026 |
| Microsoft Edge WebView2 Runtime | 154.0.4258.53 | Microsoft Edge WebView2 Runtime 154.0.4258.53 | Oct 1, 2026 |
| macOS | |||
| Microsoft Edge | 154.0.4258.53 | Microsoft Edge 154.0.4258.53 | Sep 30, 2026 |
| Linux | |||
| chromium · Debian 12.15 (bookworm) | 154.0.8037.92-1~deb12u1 | DEBIAN-CVE-2026-102300 | Oct 1, 2026 |
| chromium · Debian 13.5 (trixie) | 154.0.8037.92-1~deb13u1 | DEBIAN-CVE-2026-102300 | Oct 1, 2026 |
| chromium · Debian 14 | 154.0.8037.92-1 | DEBIAN-CVE-2026-102300 | Oct 1, 2026 |
| chromium · opensuse-leap 16.0 | 154.0.8037.97-bp160.1.1 | OPENSUSE-SU-2026:22023-1 | Nov 7, 2026 |
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