{"id":"CVE-2026-91088","title":"A vulnerability has been found in GPAC up to f1219cde","summary":"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 …","severity":"medium","cvss":4.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L","cwe":["CWE-119","CWE-122"],"product":"GPAC","affected":["GPAC f1219cde"],"published":"2026-09-15","updated":"2026-09-15","sourceUpdated":"2026-09-15T15:17:31.613","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-91088","references":[{"url":"https://github.com/gpac/gpac/","label":"cna@vuldb.com"},{"url":"https://github.com/gpac/gpac/commit/afca1f1181668d85941d51ed1adf647807d5d975","label":"cna@vuldb.com"},{"url":"https://github.com/gpac/gpac/issues/3808","label":"cna@vuldb.com"},{"url":"https://github.com/gpac/gpac/releases/tag/abi-16.23","label":"cna@vuldb.com"},{"url":"https://vuldb.com/cve/CVE-2026-91088","label":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/919757","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/403650","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/403650/cti","label":"cna@vuldb.com"},{"url":"https://github.com/gpac/gpac/issues/3808","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-15T14:46:42.546684Z"},"epss":0.00116,"epssPercentile":0.0185,"ingestedAt":"2026-09-15T07:33:29.278Z","slug":"CVE-2026-91088","body":"## Overview\n\nA 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":38,"depthScoreParts":{"impact":26.4,"likelihood":0,"exploitation":12,"ransomware":0},"changes":[{"seq":203800,"id":"CVE-2026-91088","ts":1789486793228,"field":"exploit_available","old":"false","new":"true"}]}