Auth bypass in Wwbn Avideo
CVE-2026-90547
WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to validate user permissions in the Bookmark plugin getBookmarks.json.php endpoint, allowing unauthenticated attackers to read chapter names from password-protected videos. Attackers can query the endpoint with a video ID parameter to retrieve sensitive chapter metadata without authentication or password verification.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (35.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 35.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/WWBN/AVideo/security/advisories/GHSA-xv29-q875-59jq (vendor-advisory)
- www.vulncheck.com/advisories/wwbn-avideo-missing-authorization-via-getbookmarks… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-90547?
- CVE-2026-90547 is a medium-severity vulnerability in Wwbn Avideo, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-09-12.
- How severe is CVE-2026-90547?
- Medium severity. CVSS v3 base score is 5.3 out of 10.