CVE-2021-23395 Prototype Pollution
Prototype pollution in the nedb library allows attackers to modify Object.prototype, potentially leading to code execution or privilege escalation.
- 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-2021-23395?
CVE-2021-23395 is a high-severity vulnerability in nedb, published on 15 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
This affects all versions of package nedb. The library could be tricked into adding or modifying properties of Object.prototype using a __proto__ or constructor.prototype payload.
Weakness: CWE-1321
Which versions are affected by CVE-2021-23395?
2 open source packages ship an affected version, including nedb. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
nedb npm | All versions to 1.8.0 | None |
nedb npm | All versions to 1.8.0 | None |
Products include Nedb Project Nedb.
How do I fix CVE-2021-23395?
No fix has been published for CVE-2021-23395 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-23395 being exploited?
There is no known exploitation of CVE-2021-23395 in the wild and no public exploit code.
Sources
Also known as GHSA-339j-hqgx-qrrx.