CVE-2026-34355

Published Jun 8, 2026

Last updated 14 days ago

CVSS high 7.5
Port (443)
HTTP

Overview

Description
A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted backend. Users are recommended to upgrade to version 2.4.68, which fixes this issue.
Source
security@apache.org
NVD status
Modified
Products
http_server

Risk scores

CVSS 3.1

Type
Secondary
Base score
7.5
Impact score
3.6
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity
HIGH

Weaknesses

security@apache.org
CWE-122
0b0ca135-0b70-47e7-9f44-1890c2a1c46c
CWE-120

Social media

Hype score
Not currently trending

Configurations