RCE in Intelliants Subrion Cms

CVE-2026-12202

A vulnerability has been found in Intelliants Subrion CMS up to 4.0.3. Affected by this issue is some unknown functionality of the component Blocks Endpoint. Such manipulation of the argument CSS class name leads to cross site scripting. T…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (12.0th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-12202?
CVE-2026-12202 is a low-severity vulnerability in Intelliants Subrion Cms, classified under Cross-site Scripting. CVSS score: 2.4/10. Published 2026-06-15.
How severe is CVE-2026-12202?
Low severity. CVSS v3 base score is 2.4 out of 10.