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Fencer Intel
medium 5.5

CVE-2020-23266 json

An issue was discovered in gpac 0.8.0.

published 5y ago modified 4mo ago also EUVD-2020-16014

cvss
5.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits
0
none known

Summary

An issue was discovered in gpac 0.8.0. The OD_ReadUTF8String function in odf_code.c has a heap-based buffer overflow which can lead to a denial of service (DOS) via a crafted media file.

Patch / fix

  • gpac Debian 11 1.0.1+dfsg1-2

debian advisories DEBIAN-CVE-2020-23266

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Exploit prediction

0.63% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/gpac/gpac/issues/1481 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Intel 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.