Auth bypass in 1234n Minicms
CVE-2025-15458
A vulnerability was determined in bg5sbk MiniCMS up to 1.8. This affects an unknown function of the file /mc-admin/post-edit.php of the component Article Handler. Executing a manipulation can lead to improper authentication. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Broken Authentication
EPSS: 0.005 (40.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- 1234n Minicms
- Bg5sbk Minicms — versions 1.0, 1.1, 1.2
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (issue-tracking, Exploit, Third Party Advisory, exploit, Issue Tracking)
Frequently asked questions
- What is CVE-2025-15458?
- CVE-2025-15458 is a high-severity vulnerability in 1234n Minicms, classified under Improper Authentication. CVSS score: 7.3/10. Published 2026-01-05.
- How severe is CVE-2025-15458?
- High severity. CVSS v3 base score is 7.3 out of 10.