{"id":"CVE-2026-92399","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-92399","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…","details":"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 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.","published":"2026-09-16T17:18:19.590","modified":"2026-09-16T17:18:19.590","cvss":{"score":7.3,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":{"url":"https://github.com/gpac/gpac/commit/37bccbb30cf53a0e1a084cea9a1ce422b3ddfe12","label":"gpac/gpac@37bccbb"},"references":[{"type":"WEB","url":"https://github.com/gpac/gpac/"},{"type":"WEB","url":"https://github.com/gpac/gpac/commit/37bccbb30cf53a0e1a084cea9a1ce422b3ddfe12"},{"type":"WEB","url":"https://github.com/gpac/gpac/issues/3860"},{"type":"WEB","url":"https://github.com/gpac/gpac/releases/tag/abi-16.26"},{"type":"WEB","url":"https://github.com/user-attachments/files/31208030/poc_rmt_ws_malicious_frame.py"},{"type":"WEB","url":"https://vuldb.com/cve/CVE-2026-92399"},{"type":"WEB","url":"https://vuldb.com/submit/940250"},{"type":"WEB","url":"https://vuldb.com/vuln/405551"},{"type":"WEB","url":"https://vuldb.com/vuln/405551/cti"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-16T17:18:19.590"}}