CVE-2026-55438

Coder's workspace app CORS origin check can be bypassed via UUID-based subdomain spoofing. Prior to versions 2.29.17, 2.32.7, 2.33.8, and 2.34.2, subdomain-based proxy would bypass the same-owner CORS check when a workspace-name segment parsed as a UUID. The workspace could be resolved by ID with...

CVE-2026-55430

Coder's workspace app (github.com/coder/coder) prior to versions 2.29.7, 2.32.7, 2.33.8, and 2.34.2 trusts X-Forwarded-Host for routing because no middleware strips it before routing and httpapi.RequestHost() prefers that header over Host. This enables cross-app data access when subdomain (wildca...

GO-2026-5918 Coder's workspace app CORS origin check can be bypassed via UUID-based subdomain spoofing in github.com/coder/coder

Coder's workspace app CORS origin check can be bypassed via UUID-based subdomain spoofing in github.com/coder/coder...

CVE-2025-58437

Coder allows organizations to provision remote development environments via Terraform. In versions 2.22.0 through 2.24.3, 2.25.0 and 2.25.1, Coder can be compromised through insecure session handling in prebuilt workspaces. Coder automatically generates a session token for a user when a workspace...

Insufficient Session Expiration

Overview Affected versions of this package are vulnerable to Insufficient Session Expiration via insecure session handling in prebuilt workspaces. An attacker can gain unauthorized access to other users' workspaces by reusing unexpired session tokens exposed through...