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CVE-2026-91087

GPAC Compositor media_object.c gf_mo_get_od_id use after free

HIGH
7.3
CVSS Score
Published: September 15, 2026 at 06:45 AM UTC
Updated: September 15, 2026 at 02:51 PM UTC
1 product affected across 1 vendorGpac

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Severity
HIGH7.3
Exploit prediction
EPSS 0.6%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Gpac· Gpac
95%
All versionsf1219cde
Vendor states this is fixed in abi-16.24 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (9)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/403649
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/403649/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-91087
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/919756
Issue Tracking
Source: cverecord
https://github.com/gpac/gpac/issues/3807
Exploit
Source: cverecord
https://github.com/user-attachments/files/30399593/poc_12_info.zip
Patch
Source: cverecord
https://github.com/gpac/gpac/commit/e34f4ba349d55cd1849f0bcf4cf46552732e2db7
Patch
Source: cverecord
https://github.com/gpac/gpac/releases/tag/abi-16.24

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.3HIGHVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-416CWE-119

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