# CVE-2026-90578

## Summary

- **CVE ID:** CVE-2026-90578
- **Severity:** MEDIUM
- **CVSS Score:** 5.3 (CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P)
- **CWE:** CWE-416, CWE-119
- **Published:** Sep 13, 2026
- **Last Modified:** Sep 15, 2026

## Description

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.

## Affected Products

- n/a — GPAC (f1219cde)
- n/a — GPAC (abi-16.23)

## References

- [CNA](https://vuldb.com/vuln/403163)
- [CNA](https://vuldb.com/vuln/403163/cti)
- [CNA](https://vuldb.com/cve/CVE-2026-90578)
- [CNA](https://vuldb.com/submit/913217)
- [CNA](https://github.com/gpac/gpac/issues/3817)
- [CNA](https://github.com/r1ck9-2q/cve_summit/blob/main/Vuln-GPAC-MP4Box-SEGV-in-gf_list_count-(Use-After-Free).md)
- [CNA](https://github.com/gpac/gpac/commit/49dee5cad329cfed310c1682703df7daa47df31a)
- [CNA](https://github.com/gpac/gpac/releases/tag/abi-16.23)
- [CNA](https://github.com/gpac/gpac/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.16%
- **EPSS Percentile:** 5.7

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._