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.
References (10)
Core 10
Core References
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:42828
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:41906
Vendor Advisory vendor-advisory
https://httpd.apache.org/security/vulnerabilities_24.html
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:25042
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2026-34355
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2486414
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:34109
Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:47046
Scores
CVSS v3
7.5
EPSS
0.0112
EPSS Percentile
62.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-120
CWE-122
Status
published
Products (2)
apache/http_server
2.4.0 - 2.4.68
Apache Software Foundation/Apache HTTP Server
2.4.0 - 2.4.67
Published
Jun 08, 2026
Tracked Since
Jun 08, 2026