Vulnerability · Published Sep 17, 2026 · Assigned by VulnCheck
CVE-2026-92921admin3 through 3.0.0 Weak Password Hashing via Single-Round MD5
Medium 4.9
In plain English
A medium-severity security flaw in admin3 from cjbi. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities).
Severity (CVSS 3.1)4.9Medium
Exploit odds (30 days)0.3%top 77.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
admin3 through 3.0.0 stores account passwords using single-round MD5 with only the username as salt and no key derivation function. Attackers with database access can recover plaintext passwords through offline dictionary or brute-force attacks due to negligible computational effort.
Affected products (as reported)
Weakness: CWE-916 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
References
- admin3 - unsalted single-round MD5 credential hashing (PoC) exploit
- SecurityUtil.java at 3.0.0 technical-description
- UserCredential.java at 3.0.0 technical-description
- Product product
- VulnCheck Advisory: admin3 through 3.0.0 Weak Password Hashing via Single-Round MD5 third-party-advisory