CVE-2026-44186: CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop') in Apache Software Foundation Apache HTTP Server
CVE-2026-44186 is a high-severity vulnerability in the Apache HTTP Server's mod_proxy_ftp module that causes an infinite loop due to an unreachable exit condition. This affects versions from 2.4.0 through 2.4.67. The vulnerability can be triggered by an attacker-controlled backend FTP server. Users are advised to upgrade to version 2.4.68, which addresses this issue.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-44186) in Apache HTTP Server's mod_proxy_ftp module results from a loop with an unreachable exit condition, causing an infinite loop. It affects versions 2.4.0 through 2.4.67. An attacker controlling the backend FTP server can trigger this condition, potentially causing denial of service due to the infinite loop. The issue is resolved in version 2.4.68.
Potential Impact
Successful exploitation can cause the Apache HTTP Server to enter an infinite loop, leading to denial of service conditions. The CVSS score of 7.3 reflects high severity with network attack vector, low attack complexity, no privileges or user interaction required, and impacts on confidentiality, integrity, and availability.
Mitigation Recommendations
Users should upgrade Apache HTTP Server to version 2.4.68 or later to remediate this vulnerability. Patch status is confirmed by the version upgrade recommendation. No other mitigations are specified.
CVE-2026-44186: CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop') in Apache Software Foundation Apache HTTP Server
Description
CVE-2026-44186 is a high-severity vulnerability in the Apache HTTP Server's mod_proxy_ftp module that causes an infinite loop due to an unreachable exit condition. This affects versions from 2.4.0 through 2.4.67. The vulnerability can be triggered by an attacker-controlled backend FTP server. Users are advised to upgrade to version 2.4.68, which addresses this issue.
CVSS v3.1
Score 7.3high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-44186) in Apache HTTP Server's mod_proxy_ftp module results from a loop with an unreachable exit condition, causing an infinite loop. It affects versions 2.4.0 through 2.4.67. An attacker controlling the backend FTP server can trigger this condition, potentially causing denial of service due to the infinite loop. The issue is resolved in version 2.4.68.
Potential Impact
Successful exploitation can cause the Apache HTTP Server to enter an infinite loop, leading to denial of service conditions. The CVSS score of 7.3 reflects high severity with network attack vector, low attack complexity, no privileges or user interaction required, and impacts on confidentiality, integrity, and availability.
Mitigation Recommendations
Users should upgrade Apache HTTP Server to version 2.4.68 or later to remediate this vulnerability. Patch status is confirmed by the version upgrade recommendation. No other mitigations are specified.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-05-05T15:00:32.613Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a26e468e29bf47b501e312d
Added to database: 06/08/2026, 15:48:56 UTC
Last enriched: 06/24/2026, 17:18:18 UTC
Last updated: 07/31/2026, 19:22:59 UTC
Views: 151
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