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CVE-2025-54090— Apache HTTP Server: 'RewriteCond expr' always evaluates to true in 2.4.64

Quick assessment

Affected
Apache Software Foundation Apache HTTP Server
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.

Apache HTTP Server是美国阿帕奇（Apache）基金会的一款开源网页服务器。该服务器具有快速、可靠且可通过简单的API进行扩充的特点。 Apache HTTP Server 2.4.64版本存在安全漏洞，该漏洞源于RewriteCond表达式评估错误，可能导致所有测试结果为真。

AI Predicted 8.1 Difficulty: Easy EPSS 0.71% · P50

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-54090

Vulnerability Information
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Vulnerability Title
Apache HTTP Server: 'RewriteCond expr' always evaluates to true in 2.4.64
Source: CVE Program / CVE List V5
Vulnerability Description
A bug in Apache HTTP Server 2.4.64 results in all "RewriteCond expr ..." tests evaluating as "true". Users are recommended to upgrade to version 2.4.65, which fixes the issue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
对函数返回值的检查不正确
Source: CVE Program / CVE List V5
Vulnerability Title
Apache HTTP Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache HTTP Server是美国阿帕奇（Apache）基金会的一款开源网页服务器。该服务器具有快速、可靠且可通过简单的API进行扩充的特点。 Apache HTTP Server 2.4.64版本存在安全漏洞，该漏洞源于RewriteCond表达式评估错误，可能导致所有测试结果为真。
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
Apache Software Foundation Apache HTTP Server 2.4.64 -

II. Public POCs for CVE-2025-54090

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III. Intelligence Information for CVE-2025-54090

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Vendor Advisories for CVE-2025-54090 (1)

IV. Related Vulnerabilities

Same product: Apache HTTP Server
Same vendor: Apache Software Foundation
Same weakness: CWE-253

V. Comments for CVE-2025-54090

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