CVE-2026-77384

libp2p is a JavaScript implementation of the libp2p networking stack. Prior to version 4.2.9, the reservation refresh path in reservation-store.ts reuses the same retimeableSignal but unconditionally registers another abort listener on every refresh. As a result, a remote peer can repeatedly send...

CVE-2026-77384 libp2p: Circuit relay v2 server reservation refresh leaks abort listeners and allows remote resource exhaustion

libp2p is a JavaScript implementation of the libp2p networking stack. Prior to version 4.2.9, the reservation refresh path in reservation-store.ts reuses the same retimeableSignal but unconditionally registers another abort listener on every refresh. As a result, a remote peer can repeatedly send...

CVE-2026-77384 libp2p: Circuit relay v2 server reservation refresh leaks abort listeners and allows remote resource exhaustion

libp2p is a JavaScript implementation of the libp2p networking stack. Prior to version 4.2.9, the reservation refresh path in reservation-store.ts reuses the same retimeableSignal but unconditionally registers another abort listener on every refresh. As a result, a remote peer can repeatedly send...

CVE-2026-77384

@libp2p/circuit-relay-v2 (part of the js-libp2p JavaScript networking stack) is vulnerable to a remote denial of service in its reservation refresh path within reservation-store.ts. Prior to version 4.2.9 , each refresh reuses the same retimeableSignal but unconditionally registers an additional ...

PT-2026-81042

Name of the Vulnerable Software and Affected Versions libp2p versions prior to 4.2.9 Description In the reservation refresh path within reservation-store.ts, the software reuses the same retimeableSignal but unconditionally registers a new abort listener during every refresh. A remote peer can...