{"id":"CVE-2026-92399","title":"A vulnerability was determined in GPAC 26.07.0","summary":"A vulnerability was determined in GPAC 26.07.0. This affects the function rmt_client_handle_ws_frame of the file src/utils/rmt_ws.c of the component WebSocket Handler. Executing a manipulation of the argument payload_size can lead to hea…","severity":"high","cvss":7.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","cwe":["CWE-119","CWE-122"],"product":"GPAC","affected":["GPAC 26.07.0"],"published":"2026-09-16","updated":"2026-09-18","sourceUpdated":"2026-09-18T18:18:08.480","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-92399","references":[{"url":"https://github.com/gpac/gpac/","label":"cna@vuldb.com"},{"url":"https://github.com/gpac/gpac/commit/37bccbb30cf53a0e1a084cea9a1ce422b3ddfe12","label":"cna@vuldb.com"},{"url":"https://github.com/gpac/gpac/issues/3860","label":"cna@vuldb.com"},{"url":"https://github.com/gpac/gpac/releases/tag/abi-16.26","label":"cna@vuldb.com"},{"url":"https://github.com/user-attachments/files/31208030/poc_rmt_ws_malicious_frame.py","label":"cna@vuldb.com"},{"url":"https://vuldb.com/cve/CVE-2026-92399","label":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/940250","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/405551","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/405551/cti","label":"cna@vuldb.com"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2026-09-18T18:09:21.757158Z"},"epss":0.00661,"epssPercentile":0.49827,"ingestedAt":"2026-09-16T16:59:56.611Z","slug":"CVE-2026-92399","body":"## Overview\n\nA vulnerability was determined in GPAC 26.07.0. This affects the function rmt_client_handle_ws_frame of the file src/utils/rmt_ws.c of the component WebSocket Handler. Executing a manipulation of the argument payload_size can lead to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version abi-16.26 is able to mitigate this issue. This patch is called 37bccbb30cf53a0e1a084cea9a1ce422b3ddfe12. Upgrading the affected component is recommended.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":52,"depthScoreParts":{"impact":40.2,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":207090,"id":"CVE-2026-92399","ts":1789757322599,"field":"exploit_available","old":"false","new":"true"}]}