Vulnerability · Published Sep 5, 2026 · Assigned by VulnCheck
CVE-2026-86187WWBN AVideo Weak PRNG Password Generation via External Login
Medium 5.9
In plain English
A medium-severity weak randomness in AVideo from WWBN. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).
Severity (CVSS 3.1)5.9Medium
Exploit odds (30 days)0.4%top 70.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
WWBN AVideo generates passwords for external-login accounts using rand() instead of a cryptographic generator, producing only 31-bit integers. Attackers with access to password hashes can recover plaintext passwords in minutes through offline brute-force attacks due to unsalted MD5-based hashing.
Affected products (as reported)
Weakness: CWE-330 · Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N
References
- GitHub Security Advisory (GHSA-h3ff-c2qq-pr2g) vendor-advisory
- VulnCheck Advisory: WWBN AVideo Weak PRNG Password Generation via External Login third-party-advisory