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GO-2026-4644
Caddy's vars_regexp double-expands user input, leaking env vars and files in github.com/caddyserver/caddy
Quick fix
GO-2026-4644 — github.com/caddyserver/caddy/v2: upgrade to the fixed version with the command below.
go get github.com/caddyserver/caddy/v2@v2.11.2Details
Caddy's vars_regexp double-expands user input, leaking env vars and files 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:
2.7.5Fixed in: 2.11.2Fix
go get github.com/caddyserver/caddy/v2@v2.11.2