PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-12202 Intelliants CVE debrief

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. 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.

Vendor
Intelliants
Product
Subrion CMS
CVSS
LOW 1.9
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-15
Original CVE updated
2026-06-16
Advisory published
2026-06-15
Advisory updated
2026-06-16

Who should care

Users of Intelliants Subrion CMS up to 4.0.3 should apply patches or mitigations to prevent cross-site scripting attacks.

Technical summary

CVE-2026-12202 is a cross-site scripting vulnerability in Intelliants Subrion CMS up to 4.0.3. The vulnerability is located in the Blocks Endpoint and can be exploited remotely.

Defensive priority

Low

Recommended defensive actions

  • Apply patches or updates to Intelliants Subrion CMS to version 4.0.3 or later.
  • Implement input validation and output encoding to prevent cross-site scripting attacks.
  • Monitor the Blocks Endpoint for suspicious activity.

Evidence notes

The CVE-2026-12202 vulnerability has a CVSS score of 1.9 and is considered low severity. The vulnerability was published on June 15, 2026, and has not been modified since.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-12202 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-12202

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-12202 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-12202

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.