5.3
Medium
CVE-2026-6783 Incorrect boundary conditions, integer overflow in the Audio/Video: Playback component
Description
Incorrect boundary conditions, integer overflow in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 150 | earliest → < 150 | 150 |
| Thunderbird 150 | earliest → < 150 | 150 |