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-2026-63718: 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-2026-63718: 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-2026-42356: Deployment of Wrong Handler

Deployment of wrong handler vulnerability in Apache HTTP Server allows the target of some internal redirects from CGI programs to also be treated as CGI and executed. The target must already be in a directory enabled for CGI and have no other extension understood by modmime. This issue affects...

CVE-2026-73637: Use After Free

Use after free in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifeti...

CVE-2026-46729: NULL Pointer Dereference

NULL Pointer Dereference vulnerability in Apache HTTP Servers modheartmonitor over unicast listener. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

CentOS Linux 8.5 [TuxCare] Security Update: httpd / httpd-devel / httpd-filesystem / httpd-manual / httpd-tools / etc Multiple Vulnerabilities (CENTOS8.5:CLSA-2026:1782978404)

The CentOS Linux 8.5 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS8.5:CLSA-2026:1782978404 advisory. - Out-of-bounds Read vulnerability in Apache HTTP Server with modheaders and modmime and multiple response languages. This issue...

CentOS Linux 6 [TuxCare] Security Update: httpd / httpd-devel / httpd-manual / httpd-tools / mod_ssl (CENTOS6:CLSA-2026:1781253209)

The CentOS Linux 6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS6:CLSA-2026:1781253209 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 string to...

Rocky Linux 9.6 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1777946314)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1777946314 advisory. - Server-Side Request Forgery SSRF in Apache HTTP Server on Windows allows to potentially leak NTLM hashes to a malicious server v...

Rocky Linux 9.6 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1778490923)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1778490923 advisory. - An escalation of privilege bug in various modules in Apache HTTP 2.4.66 and earlier allows local .htaccess authors to read files...

Rocky Linux 9 [CIQ] Security Update: mod_http2 / mod_http2-debuginfo / mod_http2-debugsource (crlsa-2026_22551)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202622551 advisory. httpd: Apache HTTP Server: HTTP/2 DoS by Memory Increase CVE-2025-53020 Tenable has extracted the preceding description block directly from the CIQ security...

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

The Rocky Linux 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...

AlmaLinux 9.6 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1782144906)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1782144906 advisory. - Improper Privilege Management vulnerability in Apache HTTP Server 2.4.67 and earlier allows local .htaccess authors to read files...

AlmaLinux 9.2 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc (ALMALINUX9.2:CLSA-2026:1782212784)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1782212784 advisory. - Buffer Underwrite vulnerability in Apache HTTP Server on crafted regular expressions in the configuration. This issue affects Apache HTTP...

Rocky Linux 8 [CIQ] Security Update: httpd / httpd-debuginfo / httpd-debugsource / httpd-devel / etc (crlsa-2026_64794)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202664794 advisory. httpd: Apache HTTP Server: Arbitrary code execution or denial of service via use-after-free in modldap per-directory configuration CVE-2026-29167 Tenable has...

CVE-2026-59797: Improper Privilege Management

Improper Privilege Management vulnerability in Apache HTTP Server's modssl via SSLRequire and file-related expressions. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

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...

PT-2026-103934

Name of the Vulnerable Software and Affected Versions Apache HTTP Server versions prior to 2.4.69 Description Improper validation of the FTP PASV reply address in the mod proxy ftp module allows an untrusted FTP server to force the proxy to open a data connection to an arbitrary third-party host...

PT-2026-103931

Name of the Vulnerable Software and Affected Versions Apache HTTP Server versions 2.4.0 through 2.4.68 Description Internal state files in the mod dav fs module are accessible to external parties. This allows a remote client to read WebDAV dead properties of resources they are not authorized to...

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...