What’s Vulnerable › Vulnerabilities

CVE-2026-84483: WWBN AVideo Unauthenticated Password Hash Oracle via encryptPass.json.php

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-01 · updated 2026-09-08
• Weakness: CWE-321

Description

WWBN AVideo through commit 9c39d8c8 contains an incomplete authentication bypass in encryptPass.json.php that allows unauthenticated attackers to compute valid HMAC tokens using the public site URL and current time. Attackers can forge authentication tokens by computing hash_hmac with the site's base URL as the key and submit arbitrary passwords to receive encrypted hashes, enabling offline precomputation attacks against stolen password databases.

Affected products

• WWBN AVideo: through 9c39d8c8b4c1f75540788d6b391740852ceb0732

References

• https://github.com/WWBN/AVideo/security/advisories/GHSA-q92q-q2f7-v4fc
• https://www.vulncheck.com/advisories/wwbn-avideo-unauthenticated-password-hash-oracle-via-encryptpass-json-php
• https://github.com/WWBN/AVideo/security/advisories/GHSA-q92q-q2f7-v4fc

Get alerted when CVE-2026-84483 or the next vulnerability affects your stack