critical9.8
CVE-2026-8091
Incorrect boundary conditions in the Audio/Video: Playback component.
Impact
Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, Thunderbird 140.10.1, and Firefox ESR 115.35.2.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mozilla | Firefox | before 115.35.2 from 140.0 before 140.10.1 |
| Mozilla | Thunderbird | from 140.0 before 140.10.1 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugzilla.mozilla.org/show_bug.cgi?id=2029301
- https://www.mozilla.org/security/advisories/mfsa2026-30/
- https://www.mozilla.org/security/advisories/mfsa2026-33/
- https://www.mozilla.org/security/advisories/mfsa2026-36/
- https://www.mozilla.org/security/advisories/mfsa2026-39/
- https://www.mozilla.org/security/advisories/mfsa2026-42/
- https://access.redhat.com/errata/RHSA-2026:19153
- https://access.redhat.com/errata/RHSA-2026:19157
- https://access.redhat.com/errata/RHSA-2026:19348
- https://access.redhat.com/errata/RHSA-2026:19370
- https://access.redhat.com/errata/RHSA-2026:19588
- https://access.redhat.com/errata/RHSA-2026:20586
- https://access.redhat.com/errata/RHSA-2026:21743
- https://access.redhat.com/errata/RHSA-2026:22324
- https://access.redhat.com/errata/RHSA-2026:22408
- https://access.redhat.com/errata/RHSA-2026:22409
- https://access.redhat.com/errata/RHSA-2026:22410
- https://access.redhat.com/errata/RHSA-2026:22708
- https://access.redhat.com/errata/RHSA-2026:22712
- https://access.redhat.com/errata/RHSA-2026:22847
- https://access.redhat.com/errata/RHSA-2026:24345
- https://access.redhat.com/errata/RHSA-2026:24717
- https://access.redhat.com/errata/RHSA-2026:24718
- https://access.redhat.com/errata/RHSA-2026:24719
- https://access.redhat.com/errata/RHSA-2026:24721