CVE-2026-8124: A security vulnerability has been detected in GPAC up to 26.02.0

Q: How do I fix CVE-2026-8124?

gpac: upgrade to newer than 26.02.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-8124 being exploited?

CVE-2026-8124 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-2026-8124 affect?

CVE-2026-8124 affects gpac. Severity is low (CVSS 3.3). A security vulnerability has been detected in GPAC up to 26.02.0. This affects the function sidx_box_read of the file src/isomedia/box_code_base.c. The manipulation leads to allocation of resources. The attack must be carried out locally. T

Q: How urgent is CVE-2026-8124?

Priority 18/100. Public exploit reference

Routine

LOW 3.3UPGRADE

CVE-2026-8124 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 26.02.0. This affects the function sidx_box_read of the file src/isomedia/box_code_base.c. The manipulation leads to allocation of resources. The attack must be carried out locally. The exploit has been disclosed publicly and may be used. The identifier of the patch is 442e2299530138d8f874fd885c565ba98a6318ba. It is suggested to install a patch to address this issue.

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-400, CWE-770
Published	2026-05-08
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: gpac

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-08 02:16 UTCPublished CVE record published
2026-06-17 11:03 UTCUpdated Record last modified

gpac gpac UPGRADE

Affected: <= 26.02.0

Fixed in: newer than 26.02.0

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 26.02.0 (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-2026-8124?

gpac: upgrade to newer than 26.02.0. Exact commands for each OS are on this page.

Is CVE-2026-8124 being exploited?

CVE-2026-8124 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-2026-8124 affect?

CVE-2026-8124 affects gpac. Severity is low (CVSS 3.3). A security vulnerability has been detected in GPAC up to 26.02.0. This affects the function sidx_box_read of the file src/isomedia/box_code_base.c. The manipulation leads to allocation of resources. The attack must be carried out locally. T

How urgent is CVE-2026-8124?

Priority 18/100. Public exploit reference

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References

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