CVE-2026-42594 Gotenberg: Unauthenticated denial of service via echo.Context pool reuse in webhook async goroutine

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.32.0, the webhook middleware spawns a goroutine that holds a reference to the request's echo.Context after the synchronous handler returns ErrAsyncProcess and Echo recycles the context back to its sync.Pool. When a concurrent...

Race Condition

Overview Affected versions of this package are vulnerable to Race Condition due to improper synchronization in the webhook process. An attacker can cause the application to crash and become unavailable by sending concurrent requests that exploit the reuse of echo.Context objects, leading to a pan...

Race Condition

Overview Affected versions of this package are vulnerable to Race Condition due to improper synchronization in the webhook process. An attacker can cause the application to crash and become unavailable by sending concurrent requests that exploit the reuse of echo.Context objects, leading to a pan...