What’s Vulnerable › Vulnerabilities

CVE-2026-90685: GPAC MP4Box lsr_dec.c lsr_exec_command_list assertion

• Severity: low (CVSS 2.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-14 · updated 2026-09-16
• Weakness: CWE-617

Description

A vulnerability has been found in GPAC up to f1219cde. Affected by this issue is the function lsr_exec_command_list of the file laser/lsr_dec.c of the component MP4Box. The manipulation leads to reachable assertion. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. Upgrading to version abi-16.23 can resolve this issue. The identifier of the patch is afca1f1181668d85941d51ed1adf647807d5d975. The affected component should be upgraded.

Affected products

• GPAC: f1219cde

References

• https://github.com/gpac/gpac/
• https://github.com/gpac/gpac/commit/afca1f1181668d85941d51ed1adf647807d5d975
• https://github.com/gpac/gpac/issues/3825
• https://github.com/gpac/gpac/releases/tag/abi-16.23
• https://github.com/r1ck9-2q/cve_summit/blob/main/Vuln%20GPAC%20MP4Box%20Assertion%20Failure%20assert(!codec-bs).md
• https://vuldb.com/cve/CVE-2026-90685
• https://vuldb.com/submit/914027
• https://vuldb.com/vuln/403218
• https://vuldb.com/vuln/403218/cti

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