CVE-2021-31256

5.5 mediumEPSS 1.1%

Medium (5.5) in gpac gpac. EPSS 1.1% chance of exploitation in the next 30 days.

Memory leak in the stbl_GetSampleInfos function in MP4Box in GPAC 1.0.1 allows attackers to read memory via a crafted file.

Severity

5.5 medium

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

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-10-31)
CWE: CWE-401
Published: 2021-04-19
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19