CVE-2024-21576 Code injection in ComfyUI-Bmad-Nodes
Attackers can execute arbitrary code on the server by injecting crafted strings into specific ComfyUI custom nodes via workflow generation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-21576?
CVE-2024-21576 is a critical code injection vulnerability in bmad4ever ComfyUI-Bmad-Nodes, published on 13 Dec 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ComfyUI-Bmad-Nodes is vulnerable to Code Injection. The issue stems from a validation bypass in the BuildColorRangeHSVAdvanced, FilterContour and FindContour custom nodes. In the entrypoint function to each node, there’s a call to eval which can be triggered by generating a workflow that injects a crafted string into the node. This can result in executing arbitrary code on the server.
Weakness: CWE-94
Which versions are affected by CVE-2024-21576?
How do I fix CVE-2024-21576?
No fix has been published for CVE-2024-21576 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2024-21576 being exploited?
There is no known exploitation of CVE-2024-21576 in the wild and no public exploit code.
Sources
Also known as GHSA-pmp6-xcw2-wmp6.