CVE-2026-89011

isomorphic-git before 1.42.0 contains a prototype pollution vulnerability in the getRemoteInfo function that allows a malicious Git server operator to pollute Object.prototype by advertising crafted ref names containing 'proto' path segments during ref negotiation. Attackers controlling a Git...

CVE-2026-89011

A flaw was found in isomorphic-git. This prototype pollution vulnerability in the getRemoteInfo function allows a malicious Git server operator to manipulate object properties by advertising specially crafted reference names. This can reroute network operations through an attacker-controlled prox...

CVE-2026-89011

isomorphic-git before 1.42.0 is affected by a prototype pollution vulnerability in the getRemoteInfo function. A malicious Git server can advertise crafted ref names containing __proto__ path segments during ref negotiation (e.g., __proto__/corsProxy), polluting Object.prototype to reroute all su...

CVE-2026-89011 isomorphic-git < 1.42.0 Prototype Pollution via getRemoteInfo

isomorphic-git before 1.42.0 contains a prototype pollution vulnerability in the getRemoteInfo function that allows a malicious Git server operator to pollute Object.prototype by advertising crafted ref names containing 'proto' path segments during ref negotiation. Attackers controlling a Git...