CVE-2026-91087
Publication date 15 September 2026
Last updated 17 September 2026
Ubuntu priority
Description
A flaw has been found in GPAC up to f1219cde. This vulnerability affects the function gf_mo_get_od_id of the file compositor/media_object.c of the component Compositor. Executing a manipulation can lead to use after free. The attack may be performed from remote. The exploit has been published and may be used. Upgrading to version abi-16.24 is able to resolve this issue. This patch is called e34f4ba349d55cd1849f0bcf4cf46552732e2db7. Upgrading the affected component is advised.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| gpac | 26.04 LTS resolute | Not in release |
| 24.04 LTS noble |
Needs evaluation
|
|
| 22.04 LTS jammy |
Needs evaluation
|
|
| 20.04 LTS focal |
Needs evaluation
|
|
| 18.04 LTS bionic |
Needs evaluation
|
|
| 16.04 LTS xenial |
Needs evaluation
|
|
| 14.04 LTS trusty |
Needs evaluation
|
Severity score breakdown
CVSS version:
Base score
5.5 · Medium
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Base score
7.3 · High
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
References
Other references
- https://www.cve.org/CVERecord?id=CVE-2026-91087
- https://github.com/gpac/gpac/
- https://github.com/gpac/gpac/commit/e34f4ba349d55cd1849f0bcf4cf46552732e2db7
- https://github.com/gpac/gpac/issues/3807
- https://github.com/gpac/gpac/releases/tag/abi-16.24
- https://github.com/user-attachments/files/30399593/poc_12_info.zip
- https://vuldb.com/cve/CVE-2026-91087
- https://vuldb.com/submit/919756
- https://vuldb.com/vuln/403649
- https://vuldb.com/vuln/403649/cti