What is CVE-2023-48958?

CVE-2023-48958 is a medium-severity vulnerability in Gpac, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2023-12-07.

How severe is CVE-2023-48958?

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

Vulnerability in Gpac

CVE-2023-48958

gpac 2.3-DEV-rev617-g671976fcc-master contains memory leaks in gf_mpd_resolve_url media_tools/mpd.c:4589.

Published 2023-12-07 · 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: 0.003 (25.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Gpac — versions 2.3-dev-rev617-g671976fcc-master

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

github.com/gpac/gpac/issues/2689 (Exploit, Patch, Third Party Advisory)
gist.github.com/dr0v/1204f7a5f1e1497e7bca066638acfbf5 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-48958?: CVE-2023-48958 is a medium-severity vulnerability in Gpac, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2023-12-07.
How severe is CVE-2023-48958?: Medium severity. CVSS v3 base score is 5.5 out of 10.