CCExtractor mp4.c processmp4 use after free
Priority MEDIUM 55CWE-119Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
A vulnerability was detected in CCExtractor up to 0.96.5. Affected is the function processmp4 in the library src/lib_ccx/mp4.c. Performing a manipulation results in use after free. The attack is only possible with local access. The exploit is now public and may be used. Upgrading to version 0.96.6 is able to address this issue. The patch is named fd7271bae238ccb3ae8a71304ea64f0886324925. You should upgrade the affected component.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00137 3rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed CCExtractor: 0.96.6
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | CCExtractor | 0.96.0; 0.96.1; 0.96.2; 0.96.3; 0.96.4; 0.96.5 | 0.96.6 | Patch available | CNA |
- CCExtractor Vendor— Affected 0.96.0; 0.96.1; 0.96.2; 0.96.3; 0.96.4; 0.96.5 Fixed in 0.96.6 Patch available CNA
Remediation
- Fix · CNA CCExtractor Fixed in 0.96.6
Timeline
- 2026-10-02 Threatist record created from CVE-2026-2889
- 2026-10-03 Alias added: GHSA-pc25-pwr8-gpp2
References
Patch 2
Sources
- CVE-2026-2889 · CVE Program
- CVE-2026-2889 · NVD
- FIRST EPSS
- GHSA-pc25-pwr8-gpp2 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences