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    CVE-2026-84832

    SEPPmail Secure Email Gateway before 15.0.6 deserializes attacker-controlled data in a privileged REST import workflow without adequate validation. An attacker with a privileged API token can execute arbitrary commands with "nobody" privileges.

    Published:Sep 3, 2026
    Last Modified:Sep 4, 2026
    EPS:Sep 3, 2026
    EPSS Score:0.00651
    CVSS Score:8.6

    Affected Products

    Vendor
    Seppmail
    Product
    Seppmail Secure Email Gateway

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-29139 (CVSS 7.8) — SEPPmail Secure Email Gateway before version 15.0.3 allows account takeover by abusing GINA account initializa…
    CVE-2026-29144 (CVSS 7.8) — SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to bypass subject sanitization and forg…
    CVE-2026-29143 (CVSS 7.8) — SEPPmail Secure Email Gateway before version 15.0.3 does not properly authenticate the inner message of S/MIME…
    CVE-2026-29138 (CVSS 6.3) — SEPPmail Secure Email Gateway before version 15.0.3 allows attackers with a specially crafted email address to…
    CVE-2026-29131 (CVSS 4.9) — SEPPmail Secure Email Gateway before version 15.0.3 allows attackers with a specially crafted email address to…
    CVE-2026-29142 (CVSS 6.3) — SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to forge a GINA-encrypted email.…
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    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