Sandbox escape in the Graphics: WebRender component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, and Firefox ESR < 140.8.
| Score | Percentile |
|---|---|
| 0.40% | 31.51% |
| Base score | Version | Severity | Vector |
|---|---|---|---|
| 10.0 | 3.1 | — |
|
| Type | Value |
|---|---|
| GHSA | GHSA-g5w7-69g8-vcwp ↗ |
| CVE | CVE-2026-2761 ↗ |
| CWE id | Name |
|---|---|
| CWE-693 | Protection Mechanism Failure |