Vulnerability · Published Oct 13, 2026 · Assigned by VulDB

CVE-2026-109827GPAC AIT Parser ait.c gf_m2ts_decode_ait out-of-bounds write

Medium 6.3

In plain English

A medium-severity out-of-bounds write in GPAC. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.3%top 78.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability has been found in GPAC up to 26.07.0. This vulnerability affects the function gf_m2ts_decode_ait of the file src/media_tools/ait.c of the component AIT Parser. Such manipulation leads to out-of-bounds write. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 6d2c21a1a688abb20d0111b608db3b6f44d348f4. Applying a patch is advised to resolve this issue.

Affected products (as reported)

Vendor	Product	Versions
n/a	GPAC	26.07

Weakness: CWE-787, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

References

VDB-417465 | GPAC AIT Parser ait.c gf_m2ts_decode_ait out-of-bounds write vdb-entry, technical-description
VDB-417465 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-109827 | CVE Analysis and Report third-party-advisory
Submit #1001680 | gpac GPAC b4f20f76ac0ac8f339adddd716e3c25c770a6690 Heap-based Buffer Overflow third-party-advisory
https://github.com/gpac/gpac/issues/3930 issue-tracking
https://github.com/gpac/gpac/pull/3932 issue-tracking, patch
https://www.mediafire.com/file/zbpfhkgaf18cntf/poc_gpac_g1.zip/file exploit
https://github.com/gpac/gpac/commit/6d2c21a1a688abb20d0111b608db3b6f44d348f4 patch
https://github.com/gpac/gpac/ product