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Vulnerability · Published Jun 15, 2026 · Assigned by VulDB

CVE-2026-12202Intelliants Subrion CMS Blocks Endpoint cross site scripting

Low 2.4

In plain English

A low-severity cross-site scripting in Subrion CMS from Intelliants. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities).

Severity (CVSS 3.1)2.4Low
Exploit odds (30 days)0.2%top 88.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Packagistintelliants/subrionno fix listedGHSA-wrcg-234w-hfhq

Affected products (as reported)

VendorProductVersions
Intelliants Subrion CMS 4.0.04.0.14.0.24.0.3

Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R

References