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CVE-2025-70303

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

A heap overflow in the uncv_parse_config() function of GPAC v2.4.0 allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/zakkanijia/POC/blob/main/gpac_uncv/GPAC_UNCV_CPAT.mdExploit, Third Party Advisory

Timeline

Published: Jan 15, 2026
Last modified: Jun 17, 2026
NVD status: Analyzed

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CVE-2025-70303: Medium severity, CVSS 5.5 | Vulnix