6 matches found
vm2: vm.freeze()/vm.readonly() bypass via accessor descriptor
Summary Untrusted JavaScript running inside new VM.run / new NodeVM.run can bypass vm.freeze / vm.readonly and mutate a host object the embedder explicitly marked read-only - the documented contract is "prevent sandboxed scripts from adding, changing, or deleting properties". If the frozen host...
GHSA-633R-HQ9M-C4FF vm2: vm.freeze()/vm.readonly() bypass via accessor descriptor
Summary Untrusted JavaScript running inside new VM.run / new NodeVM.run can bypass vm.freeze / vm.readonly and mutate a host object the embedder explicitly marked read-only - the documented contract is "prevent sandboxed scripts from adding, changing, or deleting properties". If the frozen host...
GHSA-9F3G-34X8-92JC Duplicate Advisory: vm2: vm.freeze()/vm.readonly() bypass via accessor descriptor
Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-633r-hq9m-c4ff. This link is maintained to preserve external references. Original Description vm2 versions from 3.9.6 before 3.11.7 fail to properly restrict access to accessor properties on frozen objects,...
Duplicate Advisory: vm2: vm.freeze()/vm.readonly() bypass via accessor descriptor
Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-633r-hq9m-c4ff. This link is maintained to preserve external references. Original Description vm2 versions from 3.9.6 before 3.11.7 fail to properly restrict access to accessor properties on frozen objects,...
CVE-2026-92949
vm2 versions from 3.9.6 before 3.11.7 fail to properly restrict access to accessor properties on frozen objects, allowing sandboxed scripts to bypass vm.freeze() and vm.readonly() protections. An attacker can use Object.getOwnPropertyDescriptor() or __lookupSetter__() to extract and invoke host o...
PT-2026-105499
Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-633r-hq9m-c4ff. This link is maintained to preserve external references. Original Description vm2 versions from 3.9.6 before 3.11.7 fail to properly restrict access to accessor properties on frozen objects,...