httpd: httpd: Denial of Service via mod_rewrite lookahead

A use-after-free flaw was found in the modrewrite module of Apache HTTP Server when evaluating URL lookahead expressions that reference HTTP request headers, such as %LA-U:HTTP:.... A remote attacker may be able to trigger invalid memory access in a server using an affected rewrite configuration,...

httpd: httpd: Authentication bypass via credential replay in mod_auth_digest

A flaw was found in the modauthdigest module of the Apache HTTP Server. This vulnerability allows an attacker positioned on the network to bypass authentication by replaying previously intercepted user credentials. When the server is configured with a nonce a single-use security token lifetime of...

httpd: httpd: Denial of Service via charset conversion failure in mod_xml2enc

A flaw was found in the modxml2enc module of the Apache HTTP Server. An untrusted backend server can cause a Denial of Service DoS by returning a crafted response with a character set whose conversion partially succeeds and then fails. Processing this response triggers an invalid memory access nu...

Apache 2.4.49/2.4.50 - Path Traversal and Remote Code Execution

A flaw was found in a change made to path normalization in Apache HTTP Server 2.4.49 and 2.4.50. An attacker could use a path traversal attack to map URLs to files outside the expected document root. If files outside of the document root are not protected by "require all denied" these requests ca...

K000163885: Apache HTTP Server vulnerability CVE-2026-47360

Security Advisory Description Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache HTTP Server's modsessioncookie module. When SessionCookieRemove changes across internal redirects, the session cookie may still be passed to a backend server. This issue affects Apache...

RHEL 10 : httpd (RHSA-2026:89860)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:89860 advisory. The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: httpd: HTTP...

Rocky Linux 9.6 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc (ALMALINUX9.6:CLSA-2026:1792765962)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1792765962 advisory. - Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache HTTP Server's modsessioncookie module. When...

AlmaLinux 9.6 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc (ALMALINUX9.6:CLSA-2026:1792765962)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1792765962 advisory. - Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache HTTP Server's modsessioncookie module. When...

OESA-2026-4466 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Internal state files accessible to external parties in moddavfs in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows a remote client to read WebDAV dead properties of...

OESA-2026-4467 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: A memory calculation bug in moddav in Apache httpd 2.4.67 and earlier allows an attacker with permission to create WebDAV locks to crash server child processes. Users are recommended to upgrade to version...

OESA-2026-4465 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Out-of-bounds Write vulnerability in Apache HTTP Server's modcharsetlite. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.CVE-2026-56153 Use After Free vulnerability in Apache HTTP Server...

OESA-2026-4464 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Missing authentication checks in modauthdigest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause a denial of service forced...

httpd: httpd: Authentication bypass via credential replay in mod_auth_digest

A flaw was found in the modauthdigest module of the Apache HTTP Server. This vulnerability allows an attacker positioned on the network to bypass authentication by replaying previously intercepted user credentials. When the server is configured with a nonce a single-use security token lifetime of...

httpd: httpd: Denial of service via forged Authorization headers in mod_auth_digest

A flaw was found in the modauthdigest module of the Apache HTTP Server. When Digest authentication is configured with nonce-count checking enabled, missing authentication checks allow an unauthenticated remote attacker to submit forged HTTP Authorization headers. This flaw can lead to a Denial of...

httpd: httpd: Denial of Service via mod_rewrite lookahead

A use-after-free flaw was found in the modrewrite module of Apache HTTP Server when evaluating URL lookahead expressions that reference HTTP request headers, such as %LA-U:HTTP:.... A remote attacker may be able to trigger invalid memory access in a server using an affected rewrite configuration,...

httpd: httpd: HTTP response smuggling via crafted Transfer-Encoding response in mod_proxy_uwsgi

A flaw was found in the modproxyuwsgi module of Apache HTTP Server. This issue allows HTTP response smuggling when the server processes a crafted uWSGI response containing a Transfer-Encoding header. A remote attacker can exploit this vulnerability to desynchronize HTTP communications, potentiall...

httpd: httpd: mod_heartmonitor: Denial of Service via NULL pointer dereference

A flaw was found in the modheartmonitor module of the Apache HTTP Server. A remote, unauthenticated attacker can exploit a NULL pointer dereference vulnerability when the module is configured with a unicast listener. By sending specially crafted network traffic to the listening service, an attack...

httpd: httpd: Denial of Service via charset conversion failure in mod_xml2enc

A flaw was found in the modxml2enc module of the Apache HTTP Server. An untrusted backend server can cause a Denial of Service DoS by returning a crafted response with a character set whose conversion partially succeeds and then fails. Processing this response triggers an invalid memory access nu...

RHEL 9 : httpd (RHSA-2026:88229)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:88229 advisory. The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: httpd: HTTP...

CentOS Linux 6 [TuxCare] Security Update: httpd / httpd-devel / httpd-manual / httpd-tools / mod_ssl (CENTOS6:CLSA-2026:1791395988)

The CentOS Linux 6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS6:CLSA-2026:1791395988 advisory. - Use After Free vulnerability in Apache HTTP Server's modrewrite when using lookahead %LA-U:HTTP:... This issue affects Apache HTTP Server: from...