CVE-2025-48865 Fabio allows HTTP clients to manipulate custom headers it adds

Fabio is an HTTPS and TCP router for deploying applications managed by consul. Prior to version 1.6.6, Fabio allows clients to remove X-Forwarded headers except X-Forwarded-For due to a vulnerability in how it processes hop-by-hop headers. Fabio adds HTTP headers like X-Forwarded-Host and...

GHSA-Q7P4-7XJV-J3WF Fabio allows HTTP clients to manipulate custom headers it adds

Summary Fabio allows clients to remove X-Forwarded headers except X-Forwarded-For due to a vulnerability in how it processes hop-by-hop headers. Fabio adds HTTP headers like X-Forwarded-Host and X-Forwarded-Port when routing requests to backend applications. Since the receiving application should...

PT-2025-23220

Name of the Vulnerable Software and Affected Versions Fabio versions prior to 1.6.6 Description Fabio is an HTTPS and TCP router for deploying applications managed by consul. A vulnerability in how it processes hop-by-hop headers allows clients to remove X-Forwarded headers except X-Forwarded-For...

DEBIAN-CVE-2024-45614

Puma is a Ruby/Rack web server built for parallelism. In affected versions clients could clobber values set by intermediate proxies such as X-Forwarded-For by providing a underscore version of the same header X-ForwardedFor. Any users relying on proxy set variables is affected. v6.4.3/v5.6.9 now...

CVE-2024-45410 HTTP client can remove the X-Forwarded headers in Traefik

Traefik is a golang, Cloud Native Application Proxy. When a HTTP request is processed by Traefik, certain HTTP headers such as X-Forwarded-Host or X-Forwarded-Port are added by Traefik before the request is routed to the application. For a HTTP client, it should not be possible to remove or modif...

HTTP client can manipulate custom HTTP headers that are added by Traefik

Impact There is a vulnerability in Traefik that allows the client to remove the X-Forwarded headers except the header X-Forwarded-For. Patches - https://github.com/traefik/traefik/releases/tag/v2.11.9 - https://github.com/traefik/traefik/releases/tag/v3.1.3 Workarounds No workaround. For more...

CVE-2024-0868: Undefined Security Weakness

The coreActivity: Activity Logging plugin for WordPress plugin before 2.1 retrieved IP addresses of requests via headers such X-FORWARDED to log them, allowing users to spoof them by providing an arbitrary value...

K21192332: Apache HTTP Server vulnerability CVE-2022-31813

Security Advisory Description Apache HTTP Server 2.4.53 and earlier may not send the X-Forwarded- headers to the origin server based on client side Connection header hop-by-hop mechanism. This may be used to bypass IP based authentication on the origin server/application. CVE-2022-31813 Impact An...

EulerOS Virtualization 2.10.0 : httpd (EulerOS-SA-2022-2866)

According to the versions of the httpd packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in modproxyajp of Apache HTTP Server allows an...

EulerOS Virtualization 2.10.1 : httpd (EulerOS-SA-2022-2884)

According to the versions of the httpd packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in modproxyajp of Apache HTTP Server allows an...

httpd: mod_proxy: X-Forwarded-For dropped by hop-by-hop mechanism

A flaw was found in the modproxy module of httpd. The server may remove the X-Forwarded- headers from a request based on the client-side Connection header hop-by-hop mechanism...

Amazon Linux 2022 : httpd, httpd-core, httpd-devel (ALAS2022-2022-202)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2022-2022-202 advisory. An HTTP request smuggling vulnerability was found in the modproxyajp module of httpd. This flaw allows an attacker to smuggle requests to the AJP server, where it forwards requests...

httpd: mod_proxy: X-Forwarded-For dropped by hop-by-hop mechanism

A flaw was found in the modproxy module of httpd. The server may remove the X-Forwarded- headers from a request based on the client-side Connection header hop-by-hop mechanism...

EulerOS Virtualization 2.9.0 : httpd (EulerOS-SA-2022-2383)

According to the versions of the httpd packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in modproxyajp of Apache HTTP Server allows an...

EulerOS Virtualization 2.9.1 : httpd (EulerOS-SA-2022-2347)

According to the versions of the httpd packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in modproxyajp of Apache HTTP Server allows an...

EulerOS 2.0 SP9 : httpd (EulerOS-SA-2022-2291)

According to the versions of the httpd packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in modproxyajp of Apache HTTP Server allows an attacker to...

EulerOS 2.0 SP9 : httpd (EulerOS-SA-2022-2320)

According to the versions of the httpd packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in modproxyajp of Apache HTTP Server allows an attacker to...

Amazon Linux 2022 : httpd, httpd-core, httpd-devel (ALAS2022-2022-110)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2022-2022-110 advisory. An HTTP request smuggling vulnerability was found in the modproxyajp module of httpd. This flaw allows an attacker to smuggle requests to the AJP server, where it forwards requests...

EulerOS 2.0 SP10 : httpd (EulerOS-SA-2022-2256)

According to the versions of the httpd packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in modproxyajp of Apache HTTP Server allows an attacker to...

EulerOS 2.0 SP10 : httpd (EulerOS-SA-2022-2243)

According to the versions of the httpd packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in modproxyajp of Apache HTTP Server allows an attacker to...