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Description

WWBN AVideo is an open source video platform. Prior to version 26.0, the Scheduler plugin's `run()` function in `plugin/Scheduler/Scheduler.php` calls `url_get_contents()` with an admin-configurable `callbackURL` that is validated only by `isValidURL()` (URL format check). Unlike other AVideo endpoints that were recently patched for SSRF (GHSA-9x67-f2v7-63rw, GHSA-h39h-7cvg-q7j6), the Scheduler's callback URL is never passed through `isSSRFSafeURL()`, which blocks requests to RFC-1918 private addresses, loopback, and cloud metadata endpoints. An admin can configure a scheduled task with an internal network `callbackURL` to perform SSRF against cloud infrastructure metadata services or internal APIs not otherwise reachable from the internet. Version 26.0 contains a patch for the issue.

PUBLISHED Reserved 2026-03-18 | Published 2026-03-20 | Updated 2026-04-13 | Assigner GitHub_M




MEDIUM: 5.5CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N

Problem types

CWE-918: Server-Side Request Forgery (SSRF)

Product status

< 26.0
affected

References

github.com/...AVideo/security/advisories/GHSA-v467-g7g7-hhfh

github.com/WWBN/AVideo/issues/10403

github.com/...ommit/df926e500580c2a1e3c70351f0c30f4e15c0fd83

cve.org (CVE-2026-33237)

nvd.nist.gov (CVE-2026-33237)

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