In certain proxy configurations, a denial of service attack against Apache HTTP Server versions 2.4.26 through to 2.4.63 can be triggered by untrusted clients causing an assertion in mod_proxy_http2.
Configurations affected are a reverse proxy is configured for an HTTP/2 backend, with ProxyPreserveHost set to "on".
CVSS
No CVSS.
References
| Link | Resource |
|---|---|
| https://httpd.apache.org/security/vulnerabilities_24.html | Vendor Advisory |
Configurations
History
29 Jul 2025, 15:11
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Apache http Server
Apache |
|
| References | () https://httpd.apache.org/security/vulnerabilities_24.html - Vendor Advisory | |
| CPE | cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:* |
15 Jul 2025, 20:15
| Type | Values Removed | Values Added |
|---|---|---|
| CWE |
10 Jul 2025, 17:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2025-07-10 17:15
Updated : 2025-07-29 15:11
NVD link : CVE-2025-49630
Mitre link : CVE-2025-49630
JSON object : View
Products Affected
apache
- http_server
CWE
No CWE.