Go/github.com/caddyserver/caddy/v2 CVE-2026-27589: medium, EPSS 0.19%
Caddy is vulnerable to cross-origin config application via local admin API /load
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-879p-475x-rqh2
- https://github.com/caddyserver/caddy/security/advisories/GHSA-879p-475x-rqh2
- https://nvd.nist.gov/vuln/detail/CVE-2026-27589
- https://github.com/caddyserver/caddy/commit/65e0ddc22137bbbaa68c842ae0b98d0548504545
- https://github.com/caddyserver/caddy
- https://github.com/caddyserver/caddy/releases/tag/v2.11.1
- https://github.com/user-attachments/files/25079818/poc.zip
- https://github.com/user-attachments/files/25079820/PR_DESCRIPTION.md
- https://pkg.go.dev/vuln/GO-2026-4537
CVE-2026-27589 · published · modified · JSON