{"id":"CVE-2026-78161","title":"A vulnerability was found in warmcat libwebsockets 4.5.0","summary":"A vulnerability was found in warmcat libwebsockets 4.5.0. Impacted is the function report_raw_cbor of the file lib/misc/lecp.c of the component LECP CBOR Recording. The manipulation results in out-of-bounds write. The attack can be launc…","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-787"],"published":"2026-08-24","updated":"2026-10-12","sourceUpdated":"2026-10-12T16:10:00.220","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-78161","references":[{"url":"https://github.com/biniamf/pocs/blob/main/libwebsockets-lecp-lecp_parse-cbor_pos_oob_write/poc_lecp_cbor_pos_oob.c","label":"cna@vuldb.com"},{"url":"https://github.com/biniamf/pocs/tree/main/libwebsockets-lecp-lecp_parse-cbor_pos_oob_write","label":"cna@vuldb.com"},{"url":"https://github.com/warmcat/libwebsockets/","label":"cna@vuldb.com"},{"url":"https://github.com/warmcat/libwebsockets/commit/1d44554a1bb262db63ff4e240152a9deecd99054","label":"cna@vuldb.com"},{"url":"https://vuldb.com/cve/CVE-2026-78161","label":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/883225","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/394543","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/394543/cti","label":"cna@vuldb.com"}],"tags":["nvd"],"epss":0.00405,"epssPercentile":0.32871,"ingestedAt":"2026-10-12T16:57:59.898Z","slug":"CVE-2026-78161","body":"## Overview\n\nA vulnerability was found in warmcat libwebsockets 4.5.0. Impacted is the function report_raw_cbor of the file lib/misc/lecp.c of the component LECP CBOR Recording. The manipulation results in out-of-bounds write. The attack can be launched remotely. The exploit has been made public and could be used. The patch is identified as 1d44554a1bb262db63ff4e240152a9deecd99054. It is best practice to apply a patch to resolve this issue.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":40,"depthScoreParts":{"impact":40.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}