MEDIUM6.9
GO-2026-6512
Vulnerabilities in handler/placeholder layer in github.com/caddyserver/caddy
Quick fix
GO-2026-6512 — github.com/caddyserver/caddy/v2: upgrade to the fixed version with the command below.
go get github.com/caddyserver/caddy/v2@v2.11.4Details
Rewrite placeholder re-expansion, unbounded body buffer DoS, and fileHidden case-sensitivity bypass in github.com/caddyserver/caddy
Are you affected?
Enter the version of the package you're using.
Affected packages
Go/github.com/caddyserver/caddy/v2
Introduced in:
0Fixed in: 2.11.4Fix
go get github.com/caddyserver/caddy/v2@v2.11.4