GHSA-27G9-P43V-CW3V vm2 sandbox escape on Node.js 26 through a stale PromiseThenLookupChain protector

Reporter - Name or handle: YMsora - Report date: 2026-08-14 Summary The latest published vm2 release, 3.11.5, and the current main branch are vulnerable to a sandbox escape when used on Node.js 26. An ordinary fulfilled Promise created by an async function can retain an attacker-controlled...

vm2 sandbox escape on Node.js 26 through a stale PromiseThenLookupChain protector

Reporter - Name or handle: YMsora - Report date: 2026-08-14 Summary The latest published vm2 release, 3.11.5, and the current main branch are vulnerable to a sandbox escape when used on Node.js 26. An ordinary fulfilled Promise created by an async function can retain an attacker-controlled...

EUVD-2026-81593

vm2 sandbox escape on Node.js 26 through a stale PromiseThenLookupChain protector...

Duplicate Advisory: vm2 sandbox escape on Node.js 26 through a stale PromiseThenLookupChain protector

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-27g9-p43v-cw3v. This link is maintained to preserve external references. Original Description vm2 versions 3.10.2 through 3.11.6 contain a sandbox escape vulnerability on Node.js 26 where Promise.prototype.final...

CVE-2026-92956

vm2 versions 3.10.1 through 3.11.6 contain a sandbox escape reachable from a default new VM sandbox when running on Node.js 26. WebAssembly.compileStreaming and WebAssembly.instantiateStreaming can produce a raw host-realm Promise that rejects with a host-realm error object; by controlling...

CVE-2026-92944

vm2 versions 3.10.2 through 3.11.6 contain a sandbox escape vulnerability on Node.js 26 where Promise.prototype.finally bypasses vm2's wrapper protections due to a stale PromiseThenLookupChain protector in V8 14.6. Attackers can exploit this by creating an async function that returns a Promise wi...

CVE-2026-92956 vm2 3.10.1 through 3.11.6 Sandbox Escape via WebAssembly.compileStreaming

vm2 versions 3.10.1 through 3.11.6 contain a sandbox escape reachable from a default new VM sandbox when running on Node.js 26. WebAssembly.compileStreaming and WebAssembly.instantiateStreaming can produce a raw host-realm Promise that rejects with a host-realm error object; by controlling...

EUVD-2026-81605

vm2 versions 3.10.1 through 3.11.6 contain a sandbox escape reachable from a default new VM sandbox when running on Node.js 26. WebAssembly.compileStreaming and WebAssembly.instantiateStreaming can produce a raw host-realm Promise that rejects with a host-realm error object; by controlling...

CVE-2026-92956 vm2 3.10.1 through 3.11.6 Sandbox Escape via WebAssembly.compileStreaming

vm2 versions 3.10.1 through 3.11.6 contain a sandbox escape reachable from a default new VM sandbox when running on Node.js 26. WebAssembly.compileStreaming and WebAssembly.instantiateStreaming can produce a raw host-realm Promise that rejects with a host-realm error object; by controlling...

CVE-2026-92956

vm2 versions 3.10.1 through 3.11.6 are vulnerable to a sandbox escape on Node.js 26 that requires only a default new VM() configuration. The root cause is that WebAssembly.compileStreaming and WebAssembly.instantiateStreaming can produce a raw host-realm Promise rejecting with a host-realm error ...

CVE-2026-92944 vm2 3.10.2 through 3.11.6 Sandbox Escape via Promise Protector

vm2 versions 3.10.2 through 3.11.6 contain a sandbox escape vulnerability on Node.js 26 where Promise.prototype.finally bypasses vm2's wrapper protections due to a stale PromiseThenLookupChain protector in V8 14.6. Attackers can exploit this by creating an async function that returns a Promise wi...

CVE-2026-92944

vm2 versions 3.10.2 through 3.11.6 contain a sandbox escape vulnerability on Node.js 26 (V8 14.6). The root cause is a stale PromiseThenLookupChain protector: Promise.prototype.finally() bypasses vm2's wrapper protections. An attacker can exploit this by creating an async function that returns a ...

CVE-2026-92944: Protection Mechanism Failure

vm2 versions 3.10.2 through 3.11.6 contain a sandbox escape vulnerability on Node.js 26 where Promise.prototype.finally bypasses vm2's wrapper protections due to a stale PromiseThenLookupChain protector in V8 14.6. Attackers can exploit this by creating an async function that returns a Promise wi...

ALPINE-CVE-2026-58041

A flaw in Node.js node:sqlite allows a stale StatementSyncIterator created through DatabaseSynccreateTagStore to continue executing a cached prepared statement after it has been reset and rebound with new parameters. SQLTagStore resets cached statements using sqlite3reset directly, bypassing the...

CVE-2026-48936

A flaw in Node.js Permission API can cause a local server to be started via a Unix domain socket, even without the --allow-net permission. This vulnerability affects one supported release line: Node.js 26...

CVE-2026-48933

A flaw in Node.js WebCrypto implementation can crash the process if the input of subtle.encrypt is a multiple of 2GiB. This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26...

CVE-2026-48619

A flaw in Node.js HTTP/2 client allows a server to send an unlimited number of ORIGIN frames, which could lead to an Out of Memory error on the client. This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26...

CVE-2026-48619

A flaw in Node.js HTTP/2 client allows a server to send an unlimited number of ORIGIN frames, which could lead to an Out of Memory error on the client. This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26...

CVE-2026-48931: Time-of-check Time-of-use (TOCTOU) Race Condition

A flaw in Node.js HTTP Agent can cause a client to accept as valid a response that is send before the client has sent the request. This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26...