CVE-2026-46729: CWE-476 NULL Pointer Dereference in Apache Software Foundation Apache HTTP Server
NULL Pointer Dereference vulnerability in Apache HTTP Servers mod_heartmonitor over unicast listener. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.
AI Analysis
Technical Summary
CVE-2026-46729 is a NULL Pointer Dereference vulnerability in the mod_heartmonitor module of Apache HTTP Server. It affects versions from 2.4.0 up to and including 2.4.68. The issue occurs specifically over the unicast listener, potentially leading to server instability or crashes when the NULL pointer is dereferenced.
Potential Impact
The vulnerability may cause the Apache HTTP Server to crash or become unstable when the mod_heartmonitor module processes requests via the unicast listener. There is no information about remote code execution or privilege escalation. No known exploits are reported in the wild.
Mitigation Recommendations
No patch or official fix information is provided in the available data. Patch status is not yet confirmed — check the Apache Software Foundation advisory for current remediation guidance. Until a fix is available, consider disabling the mod_heartmonitor module or the unicast listener if feasible to reduce exposure.
CVE-2026-46729: CWE-476 NULL Pointer Dereference in Apache Software Foundation Apache HTTP Server
Description
NULL Pointer Dereference vulnerability in Apache HTTP Servers mod_heartmonitor over unicast listener. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.
CVSS v3.1
Score 7.5high
Affected software
Apache Software Foundation
Apache HTTP Server
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-46729 is a NULL Pointer Dereference vulnerability in the mod_heartmonitor module of Apache HTTP Server. It affects versions from 2.4.0 up to and including 2.4.68. The issue occurs specifically over the unicast listener, potentially leading to server instability or crashes when the NULL pointer is dereferenced.
Potential Impact
The vulnerability may cause the Apache HTTP Server to crash or become unstable when the mod_heartmonitor module processes requests via the unicast listener. There is no information about remote code execution or privilege escalation. No known exploits are reported in the wild.
Mitigation Recommendations
No patch or official fix information is provided in the available data. Patch status is not yet confirmed — check the Apache Software Foundation advisory for current remediation guidance. Until a fix is available, consider disabling the mod_heartmonitor module or the unicast listener if feasible to reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-05-17T14:18:39.243Z
- State
- PUBLISHED
Threat ID: 6abe83eca43b0b3b89c47dee
Added to database: 10/01/2026, 16:01:48 UTC
Last enriched: 10/01/2026, 16:16:08 UTC
Last updated: 10/01/2026, 16:31:52 UTC
Views: 6
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