Vulnerability · Published May 26, 2025 · Assigned by VulDB
CVE-2025-5164PerfreeBlog JWT JwtUtil hard-coded key
Low 3.7
In plain English
A low-severity security flaw in PerfreeBlog. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).
Official description
A vulnerability has been found in PerfreeBlog 4.0.11 and classified as problematic. This vulnerability affects the function JwtUtil of the component JWT Handler. The manipulation leads to use of hard-coded cryptographic key . The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | PerfreeBlog | 4.0.11 |
Weakness: CWE-321, CWE-320 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
References
- VDB-310252 | PerfreeBlog JWT JwtUtil hard-coded key vdb-entry, technical-description
- VDB-310252 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #576433 | Perfreeblog v4.0.11 Hard-coded Credentials third-party-advisory
- https://github.com/147536951/Qiany1/blob/main/Perfreeblog_3.pdf exploit