# CVE-2026-44631

## Summary

- **CVE ID:** CVE-2026-44631
- **Severity:** CRITICAL
- **CVSS Score:** 9.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** CWE-124
- **Published:** Jun 8, 2026
- **Last Modified:** Jun 8, 2026

## Description

Buffer Underwrite vulnerability in Apache HTTP Server on crafted regular expressions in the configuration.

This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.

Users are recommended to upgrade to version 2.4.68, which fixes the issue.

## Affected Products

- Apache Software Foundation — Apache HTTP Server (2.4.0)

## References

- [CNA](https://httpd.apache.org/security/vulnerabilities_24.html)
- [CVE](http://www.openwall.com/lists/oss-security/2026/06/08/14)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.50%
- **EPSS Percentile:** 41.5

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._