What is CVE-2020-22679?

CVE-2020-22679 is a medium-severity vulnerability in Gpac, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2021-10-12.

How severe is CVE-2020-22679?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Gpac

CVE-2020-22679

Memory leak in the sgpd_parse_entry function in MP4Box in gpac 0.8.0 allows attackers to cause a denial of service (DoS) via a crafted input.

Published 2021-10-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.008 (54.7th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Gpac — versions 0.8.0

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

github.com/gpac/gpac/issues/1345 (Exploit, Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2020-22679?: CVE-2020-22679 is a medium-severity vulnerability in Gpac, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2021-10-12.
How severe is CVE-2020-22679?: Medium severity. CVSS v3 base score is 5.5 out of 10.