Not rated
CVE-2023-6860 The `VideoBridge` allowed any content process to use textures produced by remote decoders
Description
The `VideoBridge` allowed any content process to use textures produced by remote decoders. This could be abused to escape the sandbox. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox ESR 115.6 | earliest → < 115.6 | 115.6 |
| Thunderbird 115.6 | earliest → < 115.6 | 115.6 |
| Firefox 121 | earliest → < 121 | 121 |
Other CVEs of Firefox ESR
The 833 CVEs of Firefox ESR →
CVE-2026-5734
Memory safety bugs present in Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1
8.1
High
CVE-2026-5732
Incorrect boundary conditions, integer overflow in the Graphics: Text component
8.8
High
CVE-2026-5731
Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and…
9.8
Critical
CVE-2026-2447
Heap buffer overflow in libvpx
8.8
High