Skip to content

Vulnerabilities of Apache Software Foundation Apache HTTP Server

Is your version affected?

CVE Summary Score Published
CVE-2026-44631 Buffer Underwrite vulnerability in Apache HTTP Server on crafted regular expressions in the configuration Not rated Jun 8, 2026
CVE-2026-44119 Improper Privilege Management vulnerability in Apache HTTP Server 2.4.67 and earlier allows local .htaccess authors to… Not rated Jun 8, 2026
CVE-2026-43951 Out-of-bounds Read vulnerability in Apache HTTP Server with mod_headers and mod_mime and multiple response languages Not rated Jun 8, 2026
CVE-2026-42535 A path handling issue in mod_dav_fs in Apache 2.4.67 and earlier allows a WebDAV content author to directly manipulate… Not rated Jun 8, 2026
CVE-2026-34356 Heap-based Buffer Overflow vulnerability in Apache HTTP Server with malicious backend servers and… Not rated Jun 8, 2026
CVE-2026-44186 Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in the mod_proxy_ftp module in Apache HTTP Server… Not rated Jun 8, 2026
CVE-2026-29170 A cross-site scripting vulnerability exists in mod_proxy_ftp's HTML directory list generation in Apache HTTP Server… Not rated Jun 8, 2026
CVE-2026-29167 Use After Free vulnerability in Apache HTTP Server with mod_ldap in per-directory configuration This issue affects… Not rated Jun 8, 2026
CVE-2026-28780 Heap-based Buffer Overflow vulnerability in mod_proxy_ajp of Apache HTTP Server Not rated May 5, 2026
CVE-2026-29168 Allocation of Resources Without Limits or Throttling vulnerability in Apache HTTP Server's  mod_md via OCSP response… Not rated May 5, 2026
CVE-2026-29169 A NULL pointer dereference in mod_dav_lock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the… Not rated May 4, 2026
CVE-2026-23918 Double Free and possible RCE vulnerability in Apache HTTP Server with the HTTP/2 protocol Not rated May 4, 2026
CVE-2026-33006 A timing attack against mod_auth_digest in Apache HTTP Server 2.4.66 allows a bypass of Digest authentication by a… Not rated May 4, 2026
CVE-2026-33007 A NULL pointer dereference in the mod_authn_socache in Apache HTTP Server 2.4.66 and earlier allows an unauthenticated… Not rated May 4, 2026
CVE-2026-33523 HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend… Not rated May 4, 2026
CVE-2026-33857 Out-of-bounds Read vulnerability in mod_proxy_ajp of Apache HTTP Server Not rated May 4, 2026
CVE-2026-34032 Improper Null Termination, Out-of-bounds Read vulnerability in Apache HTTP Server Not rated May 4, 2026
CVE-2026-34059 Buffer Over-read vulnerability in Apache HTTP Server Not rated May 4, 2026
CVE-2026-24072 An escalation of privilege bug in various modules in Apache HTTP 2.4.66 and earlier allows local .htaccess authors to… Not rated May 4, 2026
CVE-2025-58098 Apache HTTP Server 2.4.65 and earlier with Server Side Includes (SSI) enabled and mod_cgid (but not mod_cgi) passes… Not rated Dec 5, 2025
CVE-2025-66200 mod_userdir+suexec bypass via AllowOverride FileInfo vulnerability in Apache HTTP Server Not rated Dec 5, 2025
CVE-2025-65082 Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in Apache HTTP Server through environment… Not rated Dec 5, 2025
CVE-2025-59775 Server-Side Request Forgery (SSRF) vulnerability  in Apache HTTP Server on Windows with AllowEncodedSlashes On and… Not rated Dec 5, 2025
CVE-2025-55753 An integer overflow in the case of failed ACME certificate renewal leads, after a number of failures (~30 days in… Not rated Dec 5, 2025
CVE-2025-54090 A bug in Apache HTTP Server 2.4.64 results in all "RewriteCond expr ..." tests evaluating as "true" Not rated Jul 23, 2025

Other Apache Software Foundation products