{"id":"CVE-2024-49394","title":"In mutt and neomutt the In-Reply-To email header field is not protected by cryptographic signing which allows an attacker to reuse an unencrypted but signed email message to impersonate the original sender.","summary":"In mutt and neomutt the In-Reply-To email header field is not protected by cryptographic signing which allows an attacker to reuse an unencrypted but signed email message to impersonate the original sender.","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","cwe":["CWE-347"],"vendor":"mutt","product":"mutt","affected":["mutt","neomutt","enterprise_linux = 8.0","enterprise_linux = 9.0"],"published":"2024-11-12","updated":"2026-06-26","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-49394","references":[{"url":"https://access.redhat.com/security/cve/CVE-2024-49394","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2325330","label":"secalert@redhat.com"},{"url":"https://github.com/neomutt/neomutt/issues/4226","label":"secalert@redhat.com"},{"url":"https://github.com/neomutt/neomutt/pull/4221","label":"secalert@redhat.com"},{"url":"https://github.com/neomutt/neomutt/pull/4227","label":"secalert@redhat.com"}],"tags":["nvd"],"epss":0.00325,"epssPercentile":0.25771,"ingestedAt":"2026-06-26T16:43:13.394Z","slug":"CVE-2024-49394","body":"## Overview\n\nIn mutt and neomutt the In-Reply-To email header field is not protected by cryptographic signing which allows an attacker to reuse an unencrypted but signed email message to impersonate the original sender.\n\n## Affected\n\n- `mutt`\n- `neomutt`\n- `enterprise_linux = 8.0`\n- `enterprise_linux = 9.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}