PatchTheCVECVE-2025-60476: A heap use-after-free in the gf_odf_ac4_cfg_clean_list function (/odf/descriptors.c) of GPAC Project/MP4Box be
CVE-2025-60476 is a high-severity flaw (CVSS n/a) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
A heap use-after-free in the gf_odf_ac4_cfg_clean_list function (/odf/descriptors.c) of GPAC Project/MP4Box before 2.5 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AC4 file.
Why this priority
- No elevated risk signals yet
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | n/a (High) |
| EPSS exploit chance | 0.2% (top 93%) |
| CISA exploited list | No |
| Published | 2026-10-21 |
| Last modified | 2026-10-22 |
Last updated 2026-10-22 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2025-60476?
No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.
Is CVE-2025-60476 being exploited?
CVE-2025-60476 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2025-60476 affect?
CVE-2025-60476 affects affected software. Severity is high (CVSS n/a). A heap use-after-free in the gf_odf_ac4_cfg_clean_list function (/odf/descriptors.c) of GPAC Project/MP4Box before 2.5 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AC4 file.
How urgent is CVE-2025-60476?
Priority 2/100. No elevated risk signals yet.