CVE-2026-9572: A security vulnerability has been detected in GPAC up to 2.4.0

Q: How do I fix CVE-2026-9572?

gpac: upgrade to newer than 2.4.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-9572 being exploited?

CVE-2026-9572 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-9572 affect?

CVE-2026-9572 affects gpac. Severity is low (CVSS 3.3). A security vulnerability has been detected in GPAC up to 2.4.0. Affected by this issue is the function Media_GetSample of the file src/isomedia/media.c of the component MP4Box. Such manipulation of the argument cat leads to memory leak. The

Q: How urgent is CVE-2026-9572?

Priority 18/100. Public exploit reference

Routine

LOW 3.3UPGRADE

CVE-2026-9572 is a low-severity flaw (CVSS 3.3) affecting gpac. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A security vulnerability has been detected in GPAC up to 2.4.0. Affected by this issue is the function Media_GetSample of the file src/isomedia/media.c of the component MP4Box. Such manipulation of the argument cat leads to memory leak. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. The name of the patch is e79c5cbe8b3fed27f4854ec229457d30c96206f1. It is best practice to apply a

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	3.3 (Low)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 95%)
CISA exploited list	No
Weakness	CWE-401, CWE-404
Published	2026-05-26
Last modified	2026-07-23

Publisher (CNA): VulDB · Vendor: gpac

Last updated 2026-07-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-26 19:16 UTCPublished CVE record published
2026-07-23 11:10 UTCUpdated Record last modified

gpac gpac UPGRADE

Affected: <= 2.4.0

Fixed in: newer than 2.4.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy gpac || rpm -q gpac || gpac --version

2. UPGRADE to newer than 2.4.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade gpac

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade gpac

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-9572?

gpac: upgrade to newer than 2.4.0. Exact commands for each OS are on this page.

Is CVE-2026-9572 being exploited?

CVE-2026-9572 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-9572 affect?

CVE-2026-9572 affects gpac. Severity is low (CVSS 3.3). A security vulnerability has been detected in GPAC up to 2.4.0. Affected by this issue is the function Media_GetSample of the file src/isomedia/media.c of the component MP4Box. Such manipulation of the argument cat leads to memory leak. The

How urgent is CVE-2026-9572?

Priority 18/100. Public exploit reference

Related CVEs

CVE-2025-60467 HIGH 7.5 UPGRADE A use-after-free in the gf_filter_pid_inst_swap_delete_task function (/filter_core/filter_pid.c) of GPAC Proje
CVE-2025-60474 HIGH 7.5 UPGRADE A buffer overflow in the gf_media_import function (/media_tools/av_parsers.c) of GPAC Project/MP4Box before 26
CVE-2025-60464 HIGH 7.8 UPGRADE A use-after-free in the gf_sei_load_from_state_internal function (/filters/sei_load.c) of GPAC Project/MP4Box
CVE-2025-55645 MEDIUM 5.5 UPGRADE A heap buffer overflow in the gf_cenc_set_pssh function (isomedia/drm_sample.c) of GPAC MP4Box v2.4 allows att
CVE-2025-55648 MEDIUM 5.5 UPGRADE A heap buffer overflow in the gf_opus_parse_packet_header function (media_tools/av_parsers.c) of GPAC MP4Box v

References

← Back to latest CVEs