CVE-2021-23574 Prototype Pollution
Prototype pollution in js-data allows attackers to modify object prototypes, potentially leading to code execution or security bypasses.
- 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-2021-23574?
CVE-2021-23574 is a high-severity vulnerability in js-data, published on 24 Dec 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
All versions of package js-data are vulnerable to Prototype Pollution via the deepFillIn and the set functions. This is an incomplete fix of [CVE-2020-28442](https://snyk.io/vuln/SNYK-JS-JSDATA-1023655).
Weakness: CWE-1321
Which versions are affected by CVE-2021-23574?
2 open source packages ship an affected version, including js-data. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
js-data npm | All versions to 3.0.10 | None |
js-data npm | All versions to 3.0.10 | None |
Products include Js-Data Js-Data.
How do I fix CVE-2021-23574?
No fix has been published for CVE-2021-23574 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-23574 being exploited?
There is no known exploitation of CVE-2021-23574 in the wild and no public exploit code.
Other vulnerabilities in js-data
Sources
Also known as GHSA-c6h4-gc3f-hgjq.