CVE-2025-23083 Security feature bypass in Node
Attackers can bypass Node.js permission model restrictions by hooking into worker thread creation via diagnostics_channel to access internal workers.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2025-23083?
CVE-2025-23083 is a high-severity vulnerability in NodeJS Node, published on 22 Jan 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
With the aid of the diagnostics_channel utility, an event can be hooked into whenever a worker thread is created. This is not limited only to workers but also exposes internal workers, where an instance of them can be fetched, and its constructor can be grabbed and reinstated for malicious usage. This vulnerability affects Permission Model users (--permission) on Node.js v20, v22, and v23.
Weakness: CWE-284
Which versions are affected by CVE-2025-23083?
2 open source packages ship an affected version, including node and node-min.
| Package | Affected | Fixed in |
|---|---|---|
node Bitnami | From 19.0.0 | 20.18.2, 22.13.1, 23.8.0 |
node-min Bitnami | From 19.0.0 | 20.18.2, 22.13.1, 23.8.0 |
Linux distribution packages (10)
nodejs Red Hat:rhel_eus:9.4::appstream | All versions | 1:20.18.2-1.module+el9.4.0+22789+7c201776 |
nodejs-debuginfo Red Hat:rhel_eus:9.4::appstream | All versions | 1:20.18.2-1.module+el9.4.0+22789+7c201776 |
nodejs-debugsource Red Hat:rhel_eus:9.4::appstream | All versions | 1:20.18.2-1.module+el9.4.0+22789+7c201776 |
nodejs-devel Red Hat:rhel_eus:9.4::appstream | All versions | 1:20.18.2-1.module+el9.4.0+22789+7c201776 |
nodejs-docs Red Hat:rhel_eus:9.4::appstream | All versions | 1:20.18.2-1.module+el9.4.0+22789+7c201776 |
nodejs-full-i18n Red Hat:rhel_eus:9.4::appstream | All versions | 1:20.18.2-1.module+el9.4.0+22789+7c201776 |
nodejs-nodemon Red Hat:rhel_eus:9.4::appstream | All versions | 0:3.0.1-1.module+el9.3.0.z+20478+84a9f781 |
nodejs-packaging Red Hat:rhel_eus:9.4::appstream | All versions | 0:2021.06-4.module+el9.3.0+19518+63aad52d |
nodejs-packaging-bundler Red Hat:rhel_eus:9.4::appstream | All versions | 0:2021.06-4.module+el9.3.0+19518+63aad52d |
npm Red Hat:rhel_eus:9.4::appstream | All versions | 1:10.8.2-1.20.18.2.1.module+el9.4.0+22789+7c201776 |
How do I fix CVE-2025-23083?
Upgrade node to a fixed version for your release line: 20.18.2, 22.13.1 or 23.8.0.
Is CVE-2025-23083 being exploited?
There is no known exploitation of CVE-2025-23083 in the wild and no public exploit code.
Sources
Also known as ALPINE-CVE-2025-23083, AZL-55922, BELL-CVE-2025-23083, BIT-node-2025-23083, BIT-node-min-2025-23083, DEBIAN-CVE-2025-23083 and 8 more.