p PatchFirst

PatchFirst · Latest vulnerabilities

apache2 vulnerabilities · Page 2

Vulnerabilities published for apache2 in the last 30 days: 17. Listed in the KEV catalogue: 0.

Filter vulnerabilities
Clear filters

Vulnerabilities: 83

  1. CVE-2026-44119

    Medium · CVSS 5.5EPSS 0.18%Fix available

    Apache HTTP Server: escalation of privilege through expressions in .htaccess in multiple modules

    Improper Privilege Management vulnerability in Apache HTTP Server 2.4.67 and earlier allows local .htaccess authors to read files with the privileges of the httpd user. This issue affects Apache HTTP Server: from through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

    • Update to 2.4.7-1ubuntu4.22+esm14
    Published Updated
  2. CVE-2026-42535

    Critical · CVSS 9.1EPSS 0.54%Fix available

    Apache HTTP Server: mod_dav_fs protected directory access

    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. Users are recommended to upgrade to version 2.4.68, which fixes this issue.

    • Update to 2.4.7-1ubuntu4.22+esm14
    Published Updated
  3. CVE-2026-34356

    High · CVSS 7.5EPSS 0.71%Fix available

    Apache HTTP Server: ProxyPassReverseCookieMap buffer overflow

    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. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

    • Update to 2.4.7-1ubuntu4.22+esm14
    Published Updated
  4. CVE-2026-44186

    High · CVSS 7.3EPSS 0.58%Fix available

    Apache HTTP Server: Loop in `proxy_ftp_handler` in mod_proxy_ftp

    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. This issue affects undefined: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

    • Update to 2.4.7-1ubuntu4.22+esm14
    Published Updated
  5. CVE-2026-29170

    Medium · CVSS 6.1EPSS 0.52%Fix available

    Apache HTTP Server: mod_proxy_ftp XSS

    A cross-site scripting vulnerability exists in mod_proxy_ftp's HTML directory list generation in Apache HTTP Server 2.4.67 and earlier when listing FTP directory contents either via forward or reverse proxy configuration. Users are recommended to upgrade to version 2.4.68, which fixes this issue.

    • Update to 2.4.7-1ubuntu4.22+esm15
    Published Updated
  6. CVE-2026-29167

    Critical · CVSS 9.8EPSS 0.69%Fix available

    Apache HTTP Server: mod_ldap per-dir use-after-free

    Use After Free vulnerability in Apache HTTP Server with mod_ldap in per-directory configuration This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

    • Update to 2.4.7-1ubuntu4.22+esm15
    Published Updated
  7. CVE-2026-28780

    Critical · CVSS 9.8EPSS 1.38%Fix available

    Apache HTTP Server: buffer overflow in mod_proxy_ajp via ajp_msg_check_header()

    Heap-based Buffer Overflow vulnerability in mod_proxy_ajp of Apache HTTP Server. If mod_proxy_ajp connects to a malicious AJP server this AJP server can send a malicious AJP message back to mod_proxy_ajp and cause it to write 4 attacker controlled bytes after the end of a heap based buffer. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.

    • Update to 2.4.7-1ubuntu4.22+esm13
    Published Updated
  8. CVE-2026-29169

    High · CVSS 7.5EPSS 0.59%Fix available

    Apache HTTP Server: mod_dav_lock indirect lock crash

    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. The only known use-case for mod_dav_lock was mod_dav_svn from Apache Subversion earlier than version 1.2.0. Users are recommended to upgrade to version 2.4.66, which fixes this issue, or remove mod_dav_lock.

    • Update to 2.4.7-1ubuntu4.22+esm13
  9. CVE-2026-33007

    Medium · CVSS 5.3EPSS 0.51%Fix available

    Apache HTTP Server: mod_authn_socache crash

    A NULL pointer dereference in the mod_authn_socache in Apache HTTP Server 2.4.66 and earlier allows an unauthenticated remote user to crash a child process in a caching forward proxy configuration. Users are recommended to upgrade to version 2.4.67, which fixes this issue.

    • Update to 2.4.7-1ubuntu4.22+esm14
  10. CVE-2026-33523

    Medium · CVSS 6.5EPSS 0.44%Fix available

    Apache HTTP Server: multiple modules: HTTP response splitting forwarding malicious status line

    HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers. This issue affects Apache HTTP Server: from through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.

    • Update to 2.4.7-1ubuntu4.22+esm14
  11. CVE-2026-34032

    Medium · CVSS 5.3EPSS 0.48%Fix available

    Apache HTTP Server: mod_proxy_ajp: Heap Buffer Over-Read Due to Missing Null-Termination Check (ajp_msg_get_string)

    Improper Null Termination, Out-of-bounds Read vulnerability in Apache HTTP Server. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.

    • Update to 2.4.7-1ubuntu4.22+esm14
  12. CVE-2026-24072

    High · CVSS 8.8EPSS 0.65%Fix available

    Apache HTTP Server: mod_rewrite elevation of privileges via ap_expr

    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. Users are recommended to upgrade to version 2.4.67, which fixes this issue.

    • Update to 2.4.7-1ubuntu4.22+esm13
  13. CVE-2025-58098

    High · CVSS 8.3EPSS 1.42%Fix available

    Apache HTTP Server: Server Side Includes adds query string to #exec cmd=...

    Apache HTTP Server 2.4.65 and earlier with Server Side Includes (SSI) enabled and mod_cgid (but not mod_cgi) passes the shell-escaped query string to #exec cmd="..." directives. This issue affects Apache HTTP Server before 2.4.66. Users are recommended to upgrade to version 2.4.66, which fixes the issue.

    • Update to 2.4.7-1ubuntu4.22+esm12
    Published Updated
  14. CVE-2025-66200

    Medium · CVSS 5.4EPSS 0.65%Fix available

    Apache HTTP Server: mod_userdir+suexec bypass via AllowOverride FileInfo

    mod_userdir+suexec bypass via AllowOverride FileInfo vulnerability in Apache HTTP Server. Users with access to use the RequestHeader directive in htaccess can cause some CGI scripts to run under an unexpected userid. This issue affects Apache HTTP Server: from 2.4.7 through 2.4.65. Users are recommended to upgrade to version 2.4.66, which fixes the issue.

    • Update to 2.4.7-1ubuntu4.22+esm12
    Published Updated
  15. CVE-2025-65082

    Medium · CVSS 6.5EPSS 0.81%Fix available

    Apache HTTP Server: CGI environment variable override

    Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in Apache HTTP Server through environment variables set via the Apache configuration unexpectedly superseding variables calculated by the server for CGI programs. This issue affects Apache HTTP Server from 2.4.0 through 2.4.65. Users are recommended to upgrade to version 2.4.66 which fixes the issue.

    • Update to 2.4.7-1ubuntu4.22+esm12
    Published Updated
  16. CVE-2025-49812

    High · CVSS 7.4EPSS 0.61%Fix available

    Apache HTTP Server: mod_ssl TLS upgrade attack

    In some mod_ssl configurations on Apache HTTP Server versions through to 2.4.63, an HTTP desynchronisation attack allows a man-in-the-middle attacker to hijack an HTTP session via a TLS upgrade. Only configurations using "SSLEngine optional" to enable TLS upgrades are affected. Users are recommended to upgrade to version 2.4.64, which removes support for TLS upgrade.

    • Update to 2.4.7-1ubuntu4.22+esm12
    Published Updated

Check your server

Check your installed stack and versions against the current vulnerability feeds.

Check your server →