RCE in Siberiancms

CVE-2025-1105

A vulnerability was found in SiberianCMS 4.20.6. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /app/sae/design/desktop/flat of the component HTTP GET Request Handler. The manipulation leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (31.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.3% 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-2025-1105: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

  • Siberiancms — versions 4.20.6
  • Siberiancms — versions 4.20.6

Weakness classification (CWE)

References

  • vuldb.com/ (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)

Frequently asked questions

What is CVE-2025-1105?
CVE-2025-1105 is a medium-severity vulnerability in Siberiancms, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2025-02-07.
How severe is CVE-2025-1105?
Medium severity. CVSS v3 base score is 4.3 out of 10.