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CVE-2025-5164— PerfreeBlog JWT JwtUtil hard-coded key

Quick assessment

Affected
n/a PerfreeBlog
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

PerfreeBlog是PerfreeBlog开源的一款基于java开发的博客/CMS建站平台。 PerfreeBlog 4.0.11版本存在安全漏洞，该漏洞源于使用硬编码加密密钥。

CVSS 3.7 · Low EPSS 0.74% · P52

Possible ATT&CK Techniques 1 AI

T1552.004 · Private Keys
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I. Basic Information for CVE-2025-5164

Vulnerability Information
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Vulnerability Title
PerfreeBlog JWT JwtUtil hard-coded key
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用硬编码的密码学密钥
Source: CVE Program / CVE List V5
Vulnerability Title
PerfreeBlog 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PerfreeBlog是PerfreeBlog开源的一款基于java开发的博客/CMS建站平台。 PerfreeBlog 4.0.11版本存在安全漏洞，该漏洞源于使用硬编码加密密钥。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- PerfreeBlog 4.0.11 -

II. Public POCs for CVE-2025-5164

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III. Intelligence Information for CVE-2025-5164

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Same Patch Batch · n/a · 2025-05-26 · 3 CVEs total

CVE-2025-5172 7.3 HIGH Econtrata valida sql injection
CVE-2025-5206 4.7 MEDIUM Pixelimity Installation index.php sql injection

IV. Related Vulnerabilities

Same vendor: n/a
Same weakness: CWE-321

V. Comments for CVE-2025-5164

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