RCE in Mrcms

CVE-2025-4323

A vulnerability, which was classified as problematic, has been found in MRCMS 3.1.2. Affected by this issue is some unknown functionality of the component Edit Article Page. The manipulation of the argument Title leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 2.4 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (24.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 24.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-4323: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

  • Mrcms — versions 3.1.2
  • Mrcms — versions 3.1.2

Weakness classification (CWE)

References

  • vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
  • vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
  • vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
  • github.com/bdkuzma/vuln/issues/3 (issue-tracking, Exploit, Third Party Advisory, exploit, Issue Tracking)

Frequently asked questions

What is CVE-2025-4323?
CVE-2025-4323 is a low-severity vulnerability in Mrcms, classified under Cross-site Scripting. CVSS score: 2.4/10. Published 2025-05-06.
How severe is CVE-2025-4323?
Low severity. CVSS v3 base score is 2.4 out of 10.