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6.9 Moyenne

CVE-2026-27589 Caddy is an extensible server platform that uses TLS by default

Description

Caddy is an extensible server platform that uses TLS by default. Prior to version 2.11.1, 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 is not enabled (`enforce_origin` not configured), the admin endpoint accepts cross-origin requests (e.g., from attacker-controlled web content in a victim browser) and applies an attacker-supplied JSON config. This can change the admin listener settings and alter HTTP server behavior without user intent. Version 2.11.1 contains a fix for the issue.

Produits et versions touchés

Produit Versions touchées Corrigé en
caddy 2.11 premières → < 2.11.1 2.11.1

Références

Chronologie

  1. Publiée
  2. Dernière modification
Les 17 CVE de caddy →
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