CVE-2026-86187CWE-330

CVE-2026-86187

Medium · published September 5, 2026

CVSS v3.1
5.9
EPSS
0%
Percentile
12.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
7.4 · CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
EPSS
0.00219 · 12.3th percentile
Weakness
CWE-330 · Use of Insufficiently Random Values
Published
2026-09-05T17:18Z
References (2)
https://github.com/WWBN/AVideo/security/advisories/GHSA-h3ff-c2qq-pr2g · [email protected]https://www.vulncheck.com/advisories/wwbn-avideo-weak-prng-password-generation-via-external-login · [email protected]
EPSS history
Timeline
  • 07 SEP 03:36Z
    EPSS moved — → 0%
    epss
  • 05 SEP 12:09Z
    WWBN AVideo Weak PRNG Password Generation via External Login
    cvelistv5