CVE-2026-91090 Details
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.
A stack-based buffer overflow vulnerability has been identified in GPAC versions prior to abi-16.23. The issue arises in the function 'gf_node_activate_ex' within 'scenegraph/base_scenegraph.c', where improper handling of node activation can lead to unbounded recursion. This vulnerability can be exploited locally, causing a stack overflow and potentially allowing for arbitrary code execution.
Users are advised to upgrade to GPAC version abi-16.23 or later.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Sep 15, 2026CISA-ADP
Assessed Sep 17, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/gpac/gpac/ | [email protected] | Vendor |
| https://github.com/gpac/gpac/commit/9eb40df4448b88d6a6ce3454657c06f47eff0b24 | [email protected] | Source CodeVendor |
| https://github.com/gpac/gpac/issues/3810 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://github.com/gpac/gpac/releases/tag/abi-16.23 | [email protected] | Release NotesVendor |
| https://github.com/user-attachments/files/30399928/poc_17_nstatx.zip | [email protected] | Broken LinkExploit |
| https://vuldb.com/cve/CVE-2026-91090 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/919759 | [email protected] | Issue TrackingPermission Required |
| https://vuldb.com/vuln/403652 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/403652/cti | [email protected] | AdvisoryPermission Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-121 | Stack-based Buffer Overflow | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| GPAC | <f1219cde |
CPE
Remediation
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Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 17, 2026 | CVE Modified | CISA-ADP |
| Sep 15, 2026 | New CVE Received | [email protected] |