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Red Hat Security Advisory

RHSA-2026:34109

httpd security, bug fix, and enhancement update

Released 2026-07-01 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 13 records

Priority MEDIUM 48

A path handling issue in mod_dav_fs in Apache 2.4.67 and earlier allows a WebDAV content author to directly manipulate trusted DAV property databases, potentially causing child process crashes.

CVSS 3.1CRITICAL 9.1 Network No auth No interaction EPSS 0.00538 Published 2026-06-08 Partial fix CWE-668
Priority MEDIUM 41

Heap-based Buffer Overflow vulnerability in Apache HTTP Server with mod_xml2enc, xml2StartParse, and untrusted content This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.01024 Published 2026-06-08 Partial fix CWE-122
Priority MEDIUM 41

A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted backend.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.01161 Published 2026-06-08 Partial fix CWE-122
Priority MEDIUM 41

An escalation of privilege bug in various modules in Apache HTTP 2.4.66 and earlier allows local .htaccess authors to read files with the privileges of the httpd user.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00654 Published 2026-05-04 Partial fix CWE-269
Priority MEDIUM 40

Heap-based Buffer Overflow vulnerability in Apache HTTP Server with malicious backend servers and ProxyPassReverseCookie* This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00708 Published 2026-06-08 Fixed CWE-122
Priority MEDIUM 40

A NULL pointer dereference in mod_dav_lock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.mod_dav_lock is not used internally by mod_dav or mod_dav_fs.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00594 Published 2026-05-04 Partial fix CWE-476
TI-2024-28481 CVE-2024-42516 · GHSA-5j7h-7m92-jgh4

Apache HTTP Server: HTTP response splitting

Priority MEDIUM 40

HTTP response splitting in the core of Apache HTTP Server allows an attacker who can manipulate the Content-Type response headers of applications hosted or proxied by the server can split the HTTP response.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00818 Published 2025-07-10 Partial fix CWE-20
Priority LOW 39

Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in the mod_proxy_ftp module in Apache HTTP Server with an attacker controlled backend FTP server.

CVSS 3.1HIGH 7.3 Network No auth No interaction EPSS 0.00583 Published 2026-06-08 Partial fix CWE-835
Priority LOW 39

Buffer Over-read vulnerability in Apache HTTP Server via outbound OCSP requests to an attacker controlled OCSP server This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.

CVSS 3.1HIGH 7.3 Network No auth No interaction EPSS 0.00741 Published 2026-06-08 Partial fix CWE-126
Priority LOW 23

A timing attack against mod_auth_digest in Apache HTTP Server 2.4.66 allows a bypass of Digest authentication by a remote attacker.

CVSS 3.1MEDIUM 4.8 Network No auth No interaction EPSS 0.00557 Published 2026-05-04 Partial fix CWE-208