What’s Vulnerable › Vulnerabilities

CVE-2026-91090: GPAC base_scenegraph.c gf_node_activate_ex stack-based overflow

• Severity: low (CVSS 3.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-15 · updated 2026-09-17
• Weakness: CWE-119

Description

A vulnerability was determined in GPAC up to f1219cde. The affected element is the function gf_node_activate_ex of the file scenegraph/base_scenegraph.c. This manipulation causes stack-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been publicly disclosed and may be utilized. Upgrading to version abi-16.23 is sufficient to fix this issue. Patch name: 9eb40df4448b88d6a6ce3454657c06f47eff0b24. The affected component should be upgraded.

Affected products

• GPAC: f1219cde

References

• https://github.com/gpac/gpac/
• https://github.com/gpac/gpac/commit/9eb40df4448b88d6a6ce3454657c06f47eff0b24
• https://github.com/gpac/gpac/issues/3810
• https://github.com/gpac/gpac/releases/tag/abi-16.23
• https://github.com/user-attachments/files/30399928/poc_17_nstatx.zip
• https://vuldb.com/cve/CVE-2026-91090
• https://vuldb.com/submit/919759
• https://vuldb.com/vuln/403652
• https://vuldb.com/vuln/403652/cti

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