{"id":"CVE-2026-43860","details":"mutt before 2.3.2 sometimes truncates the hash_passwd by one byte for IMAP auth_cram MD5 digest.","modified":"2026-08-12T16:24:25.860825Z","published":"2026-05-04T05:45:05.581Z","related":["SUSE-SU-2026:22340-1","SUSE-SU-2026:2300-1","SUSE-SU-2026:2301-1","openSUSE-SU-2026:21016-1"],"database_specific":{"cna_assigner":"mitre","cwe_ids":["CWE-193"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43860.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43860.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43860"},{"type":"FIX","url":"https://github.com/muttmua/mutt/commit/834c5a2ed0479e51e8662a31caed129f136f4805"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/muttmua/mutt","events":[{"introduced":"0"},{"fixed":"31864ba90b7043675e09f82f73dceaa605a71584"},{"fixed":"834c5a2ed0479e51e8662a31caed129f136f4805"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"2.3.2"}],"source":["DESCRIPTION","REFERENCES"]}}],"versions":["mutt-2-3-1-rel","mutt-2-3-rel","mutt-2-2-rel","mutt-2-1-rel","mutt-2-0-rel","mutt-1-14-rel","mutt-1-13-rel","mutt-1-12-rel","mutt-1-11-rel","mutt-1-10-rel","mutt-1-9-rel","mutt-1-8-rel","mutt-1-7-rel","mutt-1-6-rel","mutt-1-5-24-rel","mutt-1-5-22-rel","mutt-1-5-21-rel","mutt-1-5-20-rel","mutt-1-5-19-rel","mutt-1-5-18-rel","mutt-1-5-17-rel","mutt-1-5-16-rel","mutt-1-5-15-rel","mutt-1-5-6-rel","mutt-1-5-5-1-rel","mutt-1-5-5-rel","post-type-punning-patch","pre-type-punning-patch","mutt-1-5-4-rel","mutt-1-5-3-rel","mutt-1-5-2-rel","mutt-1-5-1-rel","mutt-1-3-27-rel","mutt-1-3-26-rel","mutt-1-3-25-rel","mutt-1-3-24-rel","mutt-1-3-23-2-rel","mutt-1-3-23-1-rel","mutt-1-3-23-rel","mutt-1-3-22-1-rel","mutt-1-3-22-rel","mutt-1-3-21-rel","mutt-1-3-20-rel","mutt-1-3-19-rel","mutt-1-3-18-rel","mutt-1-3-17-rel","mutt-1-3-16-rel","mutt-1-3-15-rel","mutt-1-3-14-rel","mutt-1-3-13-rel","mutt-1-3-12-rel","mutt-1-3-11-rel","mutt-1-3-10-rel","mutt-1-3-9-rel","mutt-1-3-8-rel","mutt-1-3-7-rel","mutt-1-3-6-rel","mutt-1-3-5-rel","mutt-1-3-4-rel","mutt-1-3-3-rel","mutt-1-3-2-rel","mutt-1-3-1-rel","mutt-1-3-rel","mutt-1-1-14-rel","mutt-1-1-13-rel","mutt-1-1-12-rel","mutt-1-1-11-rel","mutt-1-1-10-rel","mutt-1-1-9-rel","mutt-1-1-8-rel","mutt-1-1-7-rel","mutt-1-1-6-rel","mutt-1-1-5-rel","mutt-1-1-4-rel","mutt-1-1-3-rel","mutt-1-1-2-rel","mutt-1-1-1-2-rel","mutt-1-1-1-1-rel","mutt-1-1-1-rel","mutt-1-1-rel","mutt-0-96-8-rel","mutt-0-96-7-rel","mutt-0-96-6-rel","mutt-0-96-5-rel","mutt-0-96-4-rel","mutt-0-96-3-rel","mutt-0-96-2-slightly-post-release","mutt-0-96-1-rel","mutt-0-96-rel","mutt-0-95-rel","mutt-0-94-18-rel","mutt-0-94-17i-rel","mutt-0-94-16i-rel","mutt-0-94-15-rel","mutt-0-94-14-rel","mutt-0-94-13-rel","mutt-0-94-10i-rel","mutt-0-94-9i-p1","mutt-0-94-9i-rel","mutt-0-94-8i-rel","mutt-0-94-7i-rel","mutt-0-94-6i-rel","mutt-0-94-5i-rel","mutt-0-93-unstable","mutt-0-92-11i","mutt-0-92-10i","mutt-0-92-9i"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-43860.json","vanir_signatures_modified":"2026-08-12T16:24:25Z","vanir_signatures":[{"signature_version":"v1","source":"https://github.com/muttmua/mutt/commit/834c5a2ed0479e51e8662a31caed129f136f4805","target":{"file":"imap/auth_cram.c","function":"hmac_md5"},"deprecated":false,"digest":{"function_hash":"39194236517090803038525313853904571725","length":1050},"id":"CVE-2026-43860-528055aa","signature_type":"Function"},{"digest":{"line_hashes":["123565369536921193578487493152844034523","249680598422468790362952372589335950157","204047862379830072634920604303869951573","72422825420115661250085769234324505137"],"threshold":0.9},"id":"CVE-2026-43860-f29a1bb0","signature_type":"Line","signature_version":"v1","source":"https://github.com/muttmua/mutt/commit/834c5a2ed0479e51e8662a31caed129f136f4805","target":{"file":"imap/auth_cram.c"},"deprecated":false}]}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N"}]}