CVE-2021-25941 Prototype Pollution in deep-override
Prototype pollution in deep-override allows attackers to cause denial of service and potentially execute remote code.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-25941?
CVE-2021-25941 is a critical code injection vulnerability in deep-override, published on 14 May 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Prototype pollution vulnerability in 'deep-override' versions 1.0.0 through 1.0.1 allows an attacker to cause a denial of service and may lead to remote code execution.
Weakness: CWE-1321
Which versions are affected by CVE-2021-25941?
2 open source packages ship an affected version, including deep-override. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
deep-override npm | From 1.0.0 | 1.0.2 |
deep-override npm | From 1.0.0 | 1.0.2 |
Products include Deep-Override Project Deep-Override.
How do I fix CVE-2021-25941?
Upgrade deep-override to 1.0.2 or later.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2021-25941 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-25941 exists.
Sources
Also known as GHSA-v659-54cx-g4qr.