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    CVE-2026-34584

    listmonk is a standalone, self-hosted, newsletter and mailing list manager. From version 4.1.0 to before version 6.1.0, bugs in list permission checks allows users in a multi-user environment to access to lists (which they don't have access to) under different scenarios. This only affects multi-user environments with untrusted users. This issue has been patched in version 6.1.0.

    Published:Apr 2, 2026
    Last Modified:Apr 10, 2026
    EPS:Apr 2, 2026
    EPSS Score:0.00028
    CVSS Score:5.4

    Affected Products

    Vendor
    Nadh
    Product
    Listmonk

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-62361 (CVSS 5.5) — listmonk is a standalone, self-hosted, newsletter and mailing list manager. Prior to 6.2.0, listmonk’s GET /ap…
    CVE-2026-34828 (CVSS 7.1) — listmonk is a standalone, self-hosted, newsletter and mailing list manager. From version 4.1.0 to before versi…
    CVE-2026-21483 (CVSS 5.4) — listmonk is a standalone, self-hosted, newsletter and mailing list manager. Prior to version 6.0.0, lower-priv…
    CVE-2025-58430 (CVSS 8.6) — listmonk is a standalone, self-hosted, newsletter and mailing list manager. In versions up to and including 1.…
    CVE-2025-49136 (CVSS 9) — listmonk is a standalone, self-hosted, newsletter and mailing list manager. Starting in version 4.0.0 and prio…
    CVE-2025-46011 (CVSS 6.5) — Listmonk v4.1.0 (fixed in v5.0.0) is vulnerable to SQL Injection in the QuerySubscribers function which allows…

    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