CVE-2026-50018

Hoverfly (open source API simulation tool) prior to version 1.12.8 is vulnerable to denial of service via a goroutine leak in its remote post-serve actions . The root cause is the use of http.DefaultClient without any timeout configuration: when the remote endpoint is unreachable or intentionally...

CVE-2026-50018 Hoverfly: Denial of Service via Goroutine Leak in Remote Post-Serve Actions

Hoverfly is an open source API simulation tool. Prior to version 1.12.8, remote post-serve actions use http.DefaultClient without any timeout configuration. When the remote endpoint is unreachable or intentionally slow accepts TCP connection but never responds, each triggered proxy request spawns...

GO-2026-5975 Hoverfly: Denial of Service via Goroutine Leak in Remote Post-Serve Actions in github.com/SpectoLabs/hoverfly

Hoverfly: Denial of Service via Goroutine Leak in Remote Post-Serve Actions in github.com/SpectoLabs/hoverfly...

GHSA-42J2-W334-QXW7 Hoverfly: Denial of Service via Goroutine Leak in Remote Post-Serve Actions

Summary: Remote post-serve actions use http.DefaultClient without any timeout configuration. When the remote endpoint is unreachable or intentionally slow accepts TCP connection but never responds, each triggered proxy request spawns a goroutine that blocks indefinitely on http.DefaultClient.Do. ...

PT-2026-60082

Name of the Vulnerable Software and Affected Versions Hoverfly version 1.12.7 Description Remote post-serve actions use http.DefaultClient without a timeout configuration. When a remote endpoint is unreachable or intentionally slow, each triggered proxy request spawns a goroutine that blocks...