CVE-2026-90578 PUBLISHED

A flaw has been found in GPAC up to f1219cde. Affected by this issue is the function gf_list_count of the file utils/list.c of the component MP4Box. Executing a manipulation can lead to use after free. The attack is restricted to local execution. The exploit has been published and may be used. Upgrading to version abi-16.23 can resolve this issue. This patch is called 49dee5cad329cfed310c1682703df7daa47df31a. It is suggested to upgrade the affected component.

• r1ck9 (VulDB User) reporter

• VDB-403163 | GPAC MP4Box list.c gf_list_count use after free
• VDB-403163 | CTI Indicators (IOB, IOC, IOA)
• CVE-2026-90578 | CVE Analysis and Report
• Submit #913217 | GPAC up to commit f1219cde (2026-07-25) Memory Corruption
• https://github.com/gpac/gpac/issues/3817
• https://github.com/r1ck9-2q/cve_summit/blob/main/Vuln-GPAC-MP4Box-SEGV-in-gf_list_count-(Use-After-Free).md
• https://github.com/gpac/gpac/commit/49dee5cad329cfed310c1682703df7daa47df31a
• https://github.com/gpac/gpac/releases/tag/abi-16.23
• https://github.com/gpac/gpac/

• Use After Free CWE
• Memory Corruption CWE