GPAC Compositor media_object.c gf_mo_get_od_id use after free
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA GPAC Fixed in abi-16.24
Timeline
- 2026-10-02 Threatist record created from CVE-2026-91087
- 2026-10-03 Alias added: GHSA-w6cq-hc26-45wr
- 2026-10-25 EPSS moved to the 50th–90th percentile
References
Sources
- CVE-2026-91087 · CVE Program
- CVE-2026-91087 · NVD
- FIRST EPSS
- GHSA-w6cq-hc26-45wr · GitHub Advisory Database · CC BY 4.0
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