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.
References
| Link | Resource |
|---|---|
| https://github.com/knadh/listmonk/commit/347f5976759232c36e571cf58b4bfe33c2794f35 | Patch |
| https://github.com/knadh/listmonk/releases/tag/v6.1.0 | Product Release Notes |
| https://github.com/knadh/listmonk/security/advisories/GHSA-85j8-5c6w-gcpv | Patch Vendor Advisory |
Configurations
History
10 Apr 2026, 02:03
| Type | Values Removed | Values Added |
|---|---|---|
| CPE | cpe:2.3:a:nadh:listmonk:*:*:*:*:*:*:*:* | |
| First Time |
Nadh
Nadh listmonk |
|
| References | () https://github.com/knadh/listmonk/commit/347f5976759232c36e571cf58b4bfe33c2794f35 - Patch | |
| References | () https://github.com/knadh/listmonk/releases/tag/v6.1.0 - Product, Release Notes | |
| References | () https://github.com/knadh/listmonk/security/advisories/GHSA-85j8-5c6w-gcpv - Patch, Vendor Advisory |
02 Apr 2026, 18:16
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2026-04-02 18:16
Updated : 2026-04-10 02:03
NVD link : CVE-2026-34584
Mitre link : CVE-2026-34584
CVE.ORG link : CVE-2026-34584
JSON object : View
Products Affected
nadh
- listmonk
CWE
CWE-639
Authorization Bypass Through User-Controlled Key