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Fencer Vulns
medium 5.9

CVE-2023-4679 json

Use After Free in gpac/gpac

published 2024-11-15 23 mo ago modified 2026-06-17 4 mo ago also EUVD-2023-54531

cvss
5.9
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 19%
public exploits
0
none known

Summary

A use after free vulnerability exists in GPAC version 2.3-DEV-revrelease, specifically in the gf_filterpacket_del function in filter_core/filter.c at line 38. This vulnerability can lead to a double-free condition, which may cause the application to crash.

Patch / fix

  • gpac gpac/gpac 2.3-DEV
  • gpac gpac 2.3-DEV

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
23 mo ago

Exploit prediction

0.27% chance of exploitation in the next 30 days, higher than 19% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • huntr.com https://huntr.com/bounties/6f721ee7-8785-4c26-801e-f40fed3faaac referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 5.9 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CISA ADP 3.1 5.9 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CNA 3.1 5.9 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected products

  • gpac gpac/gpac
  • gpac gpac

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.