Go/github.com/caddyserver/caddy/v2 CVE-2026-27587: critical 9.1, EPSS 0.43%
Caddy: MatchPath %xx (escaped-path) branch skips case normalization, enabling path-based route/auth bypass
Action: Upgrade github.com/caddyserver/caddy/v2 to 2.11.1 or later.
go get github.com/caddyserver/caddy/v2@v2.11.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2.11.1 | - |
Fixed versions
| 2.11.1 |
Sources
- osv: GHSA-g7pc-pc7g-h8jh
- nvd: CVE-2026-27587
- https://github.com/caddyserver/caddy/security/advisories/GHSA-g7pc-pc7g-h8jh
- https://github.com/caddyserver/caddy/commit/a1081194bfae4e0d8c227ec44aecb95eded55d1e
- https://github.com/caddyserver/caddy
- https://github.com/caddyserver/caddy/releases/tag/v2.11.1
- https://pkg.go.dev/vuln/GO-2026-4538
CVE-2026-27587 · published · modified · JSON