---
cve: "CVE-2026-49975"
severity: "HIGH"
cvss: 7.5
epss: "28%"
vendor: "Apache Software Foundation"
kev: false
exploited: false
published: "2026-06-08 16:16:44"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-14T17:45:56+02:00"
---

# CVE-2026-49975

> 7.5 HIGH

## Beschreibung

Memory Allocation with Excessive Size Value vulnerability in Apache HTTP Server's mod_http leads to denial of service via malicious HTTP requests.

This issue affects Apache HTTP Server: from 2.4.17 through 2.4.67.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Keine | good |
| I Integrität | Keine | good |
| A Verfügbarkeit | Hoch | bad |

## Referenzen

- <https://httpd.apache.org/security/vulnerabilities_24.html>
- <http://www.openwall.com/lists/oss-security/2026/06/03/3>
- <http://www.openwall.com/lists/oss-security/2026/06/08/16>
- <https://lists.debian.org/debian-lts-announce/2026/06/msg00009.html>
- <https://access.redhat.com/errata/RHSA-2026:25042>
- <https://access.redhat.com/errata/RHSA-2026:25057>
- <https://access.redhat.com/errata/RHSA-2026:25090>
- <https://access.redhat.com/errata/RHSA-2026:25225>
- <https://access.redhat.com/errata/RHSA-2026:27114>
- <https://access.redhat.com/errata/RHSA-2026:27200>
- <https://access.redhat.com/errata/RHSA-2026:27201>
- <https://access.redhat.com/errata/RHSA-2026:36373>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-49975) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_