CVE-2026-63292: Stack-based Buffer Overflow

Stack-based buffer overflow in modvhostalias in Apache Software Foundation Apache HTTP Server through 2.4.68 on all platforms allows a remote client to cause a denial of service or potentially execute arbitrary code via an HTTP request with a Host header exceeding 8192 bytes when...

CVE-2026-63045: Improper Access Control

Improper validation of FTP PASV reply address in modproxyftp in Apache Software Foundation Apache HTTP Server through 2.4.68 on all platforms allows, in forward proxy configurations, an untrusted FTP server to cause the proxy to open a data connection to an arbitrary third-party host via a crafte...

CentOS Linux 8.4 [TuxCare] Security Update: httpd / httpd-devel / httpd-filesystem / httpd-manual / httpd-tools / etc Multiple Vulnerabilities (CENTOS8.4:CLSA-2026:1778111838)

The CentOS Linux 8.4 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS8.4:CLSA-2026:1778111838 advisory. - An escalation of privilege bug in various modules in Apache HTTP 2.4.66 and earlier allows local .htaccess authors to read files...

AlmaLinux 9.6 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc (ALMALINUX9.6:CLSA-2026:1782209860)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1782209860 advisory. - Out-of-bounds Read vulnerability in Apache HTTP Server with modheaders and modmime and multiple response languages. This issue affects Apac...

AlmaLinux 9.2 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc (ALMALINUX9.2:CLSA-2026:1778847162)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1778847162 advisory. - Heap-based Buffer Overflow vulnerability in modproxyajp of Apache HTTP Server. If modproxyajp connects to a malicious AJP server this AJP...

Rocky Linux 8 [CIQ] Security Update: httpd / httpd-debuginfo / httpd-debugsource / httpd-devel / etc Multiple Vulnerabilities (crlsa-2025_23732)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202523732 advisory. httpd: Apache HTTP Server: CGI environment variable override CVE-2025-65082 modmd: Apache HTTP Server: modmd ACME, unintended retry intervals CVE-2025-557...

CentOS Linux 7 [TuxCare] Security Update: httpd / httpd-devel / httpd-manual / httpd-tools / mod_ldap / etc Multiple Vulnerabilities (CENTOS7:CLSA-2026:1783698569)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2026:1783698569 advisory. - Use After Free vulnerability in Apache HTTP Server with modldap in per-directory configuration This issue affects Apache HTTP Server:...

CVE-2026-63718: Inconsistent Interpretation of HTTP Requests

Inconsistent Interpretation of HTTP Requests 'HTTP Request/Response Smuggling' response smuggling vulnerability in Apache HTTP Server via modproxyuwsgi and a crafted uwsgi response with Transfer-Encoding. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.68...

CVE-2026-79768: Path Equivalence: '/./' (Single Dot Directory)

Path equivalence: '/./' single dot directory vulnerability in Apache HTTP Server's moduserdir module when configured with absolute non-wildcard UserDir directive the 2nd form in https://httpd.apache.org/docs/2.4/mod/moduserdir.htmluserdir This issue affects Apache HTTP Server: from 2.4.0 through...

CVE-2026-63045: Improper Access Control

Improper validation of FTP PASV reply address in modproxyftp in Apache Software Foundation Apache HTTP Server through 2.4.68 on all platforms allows, in forward proxy configurations, an untrusted FTP server to cause the proxy to open a data connection to an arbitrary third-party host via a crafte...

CentOS Linux 8.4 [TuxCare] Security Update: httpd / httpd-devel / httpd-filesystem / httpd-manual / httpd-tools / etc Multiple Vulnerabilities (CENTOS8.4:CLSA-2026:1781194173)

The CentOS Linux 8.4 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS8.4:CLSA-2026:1781194173 advisory. - Use After Free vulnerability in Apache HTTP Server with modldap in per-directory configuration This issue affects Apache HTTP...

CVE-2026-63718: Inconsistent Interpretation of HTTP Requests

Inconsistent Interpretation of HTTP Requests 'HTTP Request/Response Smuggling' response smuggling vulnerability in Apache HTTP Server via modproxyuwsgi and a crafted uwsgi response with Transfer-Encoding. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.68...

CentOS Linux 8 [TuxCare] Security Update: httpd / httpd-devel / httpd-filesystem / httpd-manual / httpd-tools / etc Multiple Vulnerabilities (CENTOS-STREAM8:CLSA-2026:1782980275)

The CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS-STREAM8:CLSA-2026:1782980275 advisory. - Out-of-bounds Read vulnerability in Apache HTTP Server with modheaders and modmime and multiple response languages. This issue...

CVE-2026-63292: Stack-based Buffer Overflow

Stack-based buffer overflow in modvhostalias in Apache Software Foundation Apache HTTP Server through 2.4.68 on all platforms allows a remote client to cause a denial of service or potentially execute arbitrary code via an HTTP request with a Host header exceeding 8192 bytes when...

CentOS Linux 6 [TuxCare] Security Update: httpd / httpd-devel / httpd-manual / httpd-tools / mod_ssl Multiple Vulnerabilities (CENTOS6:CLSA-2026:1779297093)

The CentOS Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS6:CLSA-2026:1779297093 advisory. - Heap-based Buffer Overflow vulnerability in modproxyajp of Apache HTTP Server. If modproxyajp connects to a malicious AJP server this...

Apache HTTPD: CVE-2026-79768: Path Equivalence: '/./' (Single Dot Directory)

Path equivalence: '/./' single dot directory vulnerability in Apache HTTP Server's moduserdir module when configured with absolute non-wildcard UserDir directive the 2nd form in https://httpd.apache.org/docs/2.4/mod/moduserdir.htmluserdir This issue affects Apache HTTP Server: from 2.4.0 through...

CVE-2026-73636: Authentication Bypass by Capture-replay

Authentication bypass by capture-replay in modauthdigest in Apache Software Foundation Apache HTTP Server 2.4.x on all platforms allows a man-in-the-middle MITM attacker to replay captured digest authentication credentials via crafted requests that trigger garbage collection of the client's share...

CentOS Linux 7 [TuxCare] Security Update: httpd / httpd-devel / httpd-manual / httpd-tools / mod_ldap / etc Multiple Vulnerabilities (CENTOS7:CLSA-2024:1722003981)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2024:1722003981 advisory. - Substitution encoding issue in modrewrite in Apache HTTP Server 2.4.59 and earlier allows attacker to execute scripts in directories...

CentOS Linux 8.4 [TuxCare] Security Update: httpd / httpd-devel / httpd-filesystem / httpd-manual / httpd-tools / etc (CENTOS8.4:CLSA-2026:1767613214)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1767613214 advisory. - Apache HTTP Server 2.4.65 and earlier with Server Side Includes SSI enabled and modcgid but not modcgi passes the shell-escaped query strin...

PT-2026-103936

Name of the Vulnerable Software and Affected Versions Apache HTTP Server versions prior to 2.4.69 Description A NULL pointer dereference occurs in the mod xml2enc module. This allows an untrusted backend server to trigger a denial of service by sending a proxied response with a charset that...