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-2026-55454

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 (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 /...

GHSA-879P-475X-RQH2 Caddy is vulnerable to cross-origin config application via local admin API /load

commit: e0f8d9b2047af417d8faf354b675941f3dac9891 as-of 2026-02-04 channel: GitHub security advisory per SECURITY.md summary The local caddy admin API default listen 127.0.0.1:2019 exposes a state-changing POST /load endpoint that replaces the entire running configuration. When origin enforcement ...