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    CVE-2024-49395

    In mutt and neomutt, PGP encryption does not use the --hidden-recipient mode which may leak the Bcc email header field by inferring from the recipients info.

    Published:Nov 11, 2024
    Last Modified:Jun 26, 2026
    EPS:Nov 12, 2024
    EPSS Score:0.00238
    CVSS Score:5.3

    Affected Products

    Vendor
    Mutt
    Product
    Mutt
    Vendor
    Neomutt
    Product
    Neomutt
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-43864 (CVSS 2.5) — mutt before 2.3.2 has a show_sig_summary NULL pointer dereference.…
    CVE-2026-43863 (CVSS 3.7) — mutt before 2.3.2 has an infinite loop in data_object_to_stream in crypt-gpgme.c.…
    CVE-2026-43862 (CVSS 3.7) — In mutt before 2.3.2, the imap_auth_gss security level is mishandled.…
    CVE-2026-43861 (CVSS 3.7) — mutt before 2.3.2 does not check for '\0' in url_pct_decode.…
    CVE-2026-43860 (CVSS 3.7) — mutt before 2.3.2 sometimes truncates the hash_passwd by one byte for IMAP auth_cram MD5 digest.…
    CVE-2026-43859 (CVSS 3.7) — mutt before 2.3.2 sometimes uses strfcpy instead of memcpy for the IMAP auth_cram MD5 digest.…
    CVE-2024-49394 (CVSS 5.3) — In mutt and neomutt the In-Reply-To email header field is not protected by cryptographic signing which allows …
    CVE-2024-49393 (CVSS 6.5) — In neomutt and mutt, the To and Cc email headers are not validated by cryptographic signing which allows an at…
    CVE-2023-4874 (CVSS 4.3) — Null pointer dereference when viewing a specially crafted email in Mutt >1.5.2 <2.2.12…
    CVE-2023-4875 (CVSS 2.2) — Null pointer dereference when composing from a specially crafted draft message in Mutt >1.5.2 <2.2.12…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High