CVE-2026-90827: Buffer Overflow (CVSS 3.3)

Description

A vulnerability was identified in GPAC 26.07.0. This affects the function gf_node_deactivate_ex of the file scenegraph/base_scenegraph.c of the component MP4Box. Such manipulation leads to use after free. The attack must be carried out locally. The exploit is publicly available and might be used. Upgrading to version abi-16.23 is able to mitigate this issue. The name of the patch is 49dee5cad329cfed310c1682703df7daa47df31a. You should upgrade the affected component.

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CVSS v3.1 Score

3.3

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

EPSS — Exploit Prediction

0.0016

Probability of exploitation

0.06%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-119 Buffer Overflow

CWE-416 Use After Free

References

Other References

https://github.com/gpac/gpac/ https://github.com/gpac/gpac/commit/49dee5cad329cfed310c1682703df7daa47df31a https://github.com/gpac/gpac/issues/3813 https://github.com/gpac/gpac/releases/tag/abi-16.23 https://github.com/user-attachments/files/30400423/poc_20_nstatx.zip https://vuldb.com/cve/CVE-2026-90827 https://vuldb.com/submit/914952 https://vuldb.com/vuln/403329 https://vuldb.com/vuln/403329/cti

Frequently Asked Questions

What is CVE-2026-90827? +

A vulnerability was identified in GPAC 26.07.0. This affects the function gf_node_deactivate_ex of the file scenegraph/base_scenegraph.c of the component MP4Box. Such manipulation leads to use after free. The attack must be carried out locally. The exploit is publicly available and might be used. Upgrading to version abi-16.23 is able to mitigate this issue. The name of the patch is 49dee5cad329cfed310c1682703df7daa47df31a. You should upgrade the affected component. It has a CVSS v3.1 base score of 3.3 (LOW).

How severe is CVE-2026-90827? +

CVE-2026-90827 has a CVSS v3.1 score of 3.3 out of 10, rated LOW. This is a low-severity vulnerability with limited impact. The EPSS score is 0.0016, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-90827? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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