CVE-2026-9567
lowpriority · track · 0EPSS 0.001 · 2 %ileEURUEPSS · scored 2026-10-27
A security flaw has been discovered in GPAC up to 2.4.0. Affected is the function MergeFragment of the file src/isomedia/isom_intern.c of the component MP4Box. The manipulation results in null pointer dereference. The attack needs to be approached locally. The exploit has been released to the public and may be used for attacks. The patch is identified as 525bf1af642c30af04e4df5345e6d798c0a4d8a1. It is advisable to implement a patch to correct this issue.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 1.1–4.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (8)
Products and version ranges known to be affected.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (22)
External citations — patches, advisories, analysis.
- https://github.com/gpac/gpac/cnnvd
- https://github.com/gpac/gpac/issues/3549cnnvd
- https://github.com/makesoftwaresafe/gpac/commit/525bf1af642c30af04e4df5345e6d798c0a4d8a1cnnvd
- https://github.com/user-attachments/files/27196918/poc.zipcnnvd
- https://gpac.io/Patchcnnvd
- https://vuldb.com/submit/816075cnnvd
- https://vuldb.com/vuln/365629cnnvd
- https://vuldb.com/vuln/365629/cticnnvd
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