What is CVE-2022-27147?

CVE-2022-27147 is a medium-severity vulnerability in Gpac, classified under Use After Free. CVSS score: 5.5/10. Published 2022-04-08.

How severe is CVE-2022-27147?

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

Use After Free in Gpac

CVE-2022-27147

GPAC mp4box 1.1.0-DEV-rev1727-g8be34973d-master has a use-after-free vulnerability in function gf_node_get_attribute_by_tag.

Vulnerability class: Use-After-Free

Published 2022-04-08 · 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: 0.007 (52.4th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Gpac

Weakness classification (CWE)

CWE-416 — Use After Free

References

github.com/gpac/gpac/issues/2109 (Exploit, Third Party Advisory)
www.debian.org/security/2023/dsa-5411 (vendor-advisory)

Frequently asked questions

What is CVE-2022-27147?: CVE-2022-27147 is a medium-severity vulnerability in Gpac, classified under Use After Free. CVSS score: 5.5/10. Published 2022-04-08.
How severe is CVE-2022-27147?: Medium severity. CVSS v3 base score is 5.5 out of 10.