Medium severity · published Sep 12, 2026
CVE-2026-90550
WWBN AVideo Missing Authorization via mediaSession.json.php
5.3
CVSS
0.4%
EPSS
No
On KEV
Description
WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to check user authorization in the PlayerSkins mediaSession.json.php endpoint before returning video metadata. Unauthenticated attackers can request the endpoint with a video ID parameter to retrieve password-protected video titles and owner email addresses without authentication.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AV
AVideo · WWBN
through c3edcc274c389816d434acadac07ee78eaf330c1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-90550
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-90550
github.com
https://github.com/WWBN/AVideo/security/advisories/GHSA-g79r-wg9m-3fh3
www.vulncheck.com
https://www.vulncheck.com/advisories/wwbn-avideo-missing-authorization-via-mediasession-json-php
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