CVE-2026-91088 Details
Description
A vulnerability has been found in GPAC up to f1219cde. This issue affects the function gf_url_concatenate_ex of the file utils/url.c of the component URL Handler. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. Upgrading to version abi-16.23 is capable of addressing this issue. The identifier of the patch is afca1f1181668d85941d51ed1adf647807d5d975. It is advisable to upgrade the affected component.
A heap-based buffer overflow vulnerability has been identified in GPAC versions prior to abi-16.23. The issue arises in the URL Handler component, specifically within the function gf_url_concatenate_ex, located in utils/url.c. This vulnerability requires local exploitation.
Users are advised to upgrade to GPAC version abi-16.23 or later, where this vulnerability has been addressed.
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 15, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/gpac/gpac/issues/3808 | CISA-ADP | ExploitIssue TrackingTechnical DescriptionVendor |
| https://github.com/gpac/gpac/ | [email protected] | Vendor |
| https://github.com/gpac/gpac/commit/afca1f1181668d85941d51ed1adf647807d5d975 | [email protected] | Source CodeVendor |
| https://github.com/gpac/gpac/issues/3808 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://github.com/gpac/gpac/releases/tag/abi-16.23 | [email protected] | Release NotesVendor |
| https://vuldb.com/cve/CVE-2026-91088 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/919757 | [email protected] | Issue TrackingPermission Required |
| https://vuldb.com/vuln/403650 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/403650/cti | [email protected] | Content Wall |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-122 | Heap-based Buffer Overflow | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| GPAC | <f1219cde |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 15, 2026 | CVE Modified | CISA-ADP |
| Sep 15, 2026 | New CVE Received | [email protected] |