CVE-2021-23702 Prototype Pollution
Prototype pollution in object-extend allows attackers to modify object prototypes, potentially leading to code execution or privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-23702?
CVE-2021-23702 is a high-severity vulnerability in object-extend, published on 18 Feb 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The package object-extend from 0.0.0 are vulnerable to Prototype Pollution via object-extend.
Weakness: CWE-1321
Which versions are affected by CVE-2021-23702?
2 open source packages ship an affected version, including object-extend. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
object-extend npm | All versions to 0.5.0 | None |
object-extend npm | All versions to 0.5.0 | None |
Products include Object-Extend Project Object-Extend.
How do I fix CVE-2021-23702?
No fix has been published for CVE-2021-23702 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-23702 being exploited?
There is no known exploitation of CVE-2021-23702 in the wild and no public exploit code.
Sources
Also known as GHSA-m639-9whg-fw97.