CVE-2026-46415

The CVE-2026-46415 issue affects the Caddy Defender plugin for Caddy, prior to version 0.10.1. Defender evaluated blocking decisions using r.RemoteAddr (the immediate peer), which could be a trusted proxy in deployments behind proxies/CDNs/load balancers, allowing clients from blocked IP ranges t...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: caddy: caddy-2.11.4-0.2.hum1 aarch64, x8664 caddy-2.11.4-0.2.hum1.src src...

[SECURITY] Fedora 43 Update: caddy-2.10.2-9.fc43

Caddy is an extensible server platform that uses TLS by default...

[SECURITY] Fedora 44 Update: caddy-2.10.2-9.fc44

Caddy is an extensible server platform that uses TLS by default...

Fedora 43 : caddy (2026-3dc324bd9a)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-3dc324bd9a advisory. Security update resolving 22 CVEs across both caddy itself and its vendored libraries. Tenable has extracted the preceding description block directl...

Fedora 44 : caddy (2026-950cac64f2)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-950cac64f2 advisory. Security update resolving 17 CVEs across both caddy itself and its vendored libraries. Tenable has extracted the preceding description block directl...

BIT-APPSMITH-2026-55454 Appsmith: Caddy admin API exposed without authentication

Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 2.1, the bundled Caddy reverse-proxy's admin API — which has no authentication by default — is bound on 0.0.0.0:2019 inside the container. While this listener is not directly published to the host by...

CVE-2026-52845

A flaw was found in Caddy, an extensible server platform. A remote attacker can exploit a vulnerability in the forwardauth copyheaders functionality. This occurs because Caddy normalizes HTTP headers into Common Gateway Interface CGI variables by replacing hyphens with underscores, allowing a...

GO-2026-5086 Caddy Defender trusted proxy client IP bypass in pkg.jsn.cam/caddy-defender

Caddy Defender trusted proxy client IP bypass in pkg.jsn.cam/caddy-defender...

CVE-2026-55454

Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 2.1, the bundled Caddy reverse-proxy's admin API — which has no authentication by default — is bound on 0.0.0.0:2019 inside the container. While this listener is not directly published to the host by...

CVE-2026-55454 Appsmith: Caddy admin API exposed without authentication

Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 2.1, the bundled Caddy reverse-proxy's admin API — which has no authentication by default — is bound on 0.0.0.0:2019 inside the container. While this listener is not directly published to the host by...

CVE-2026-55454 Appsmith: Caddy admin API exposed without authentication

Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 2.1, the bundled Caddy reverse-proxy's admin API — which has no authentication by default — is bound on 0.0.0.0:2019 inside the container. While this listener is not directly published to the host by...

CVE-2026-55454

Appsmith (prior to 2.1) exposes the bundled Caddy admin API without authentication inside the container, bound to 0.0.0.0:2019. Although not exposed to the host via docker-compose, it is reachable from the Appsmith server process and can be targeted via SSRF to issue admin-API calls (e.g., POST /...

CVE-2026-50189 Appsmith: RCE via Supervisord XML-RPC Admin Interface Exposed via /supervisor Caddy Route

Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 2.1, Appsmith's bundled supervisord exposes an XML-RPC interface on port 9001, reachable from outside the container via a Caddy reverse-proxy route at /supervisor/ on the public ingress. Combined with the...

PT-2026-52113

Name of the Vulnerable Software and Affected Versions Appsmith versions prior to 2.1 Description The bundled Caddy reverse-proxy admin API is bound to 0.0.0.0:2019 inside the container and lacks authentication by default. Although the listener is not published to the host, it remains accessible t...

Linux Distros Unpatched Vulnerability : CVE-2026-52845

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Caddy is an extensible server platform that uses TLS by default. Prior to 2.11.4, forwardauth copyheaders deletes the exact client-supplied identity header befo...

Linux Distros Unpatched Vulnerability : CVE-2026-45135

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Caddy is an extensible server platform that uses TLS by default. From 2.7.0 until 2.11.3, the FastCGI transport's splitPos in...

Linux Distros Unpatched Vulnerability : CVE-2026-52846

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Caddy is an extensible server platform that uses TLS by default. Prior to 2.11.4, Caddy's stripHTML template function cannot reliably remove all HTML tags from...

Linux Distros Unpatched Vulnerability : CVE-2026-52844

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Caddy is an extensible server platform that uses TLS by default. Prior to 2.11.4, on Windows, Caddy path matchers treat /private\secret.txt as outside /private/...

Linux Distros Unpatched Vulnerability : CVE-2026-45692

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Caddy is an extensible server platform that uses TLS by default. From 2.4.0 until 2.11.3, the authorization layer and the /config traversal layer do not agree o...