VulnerabilityModified

CVE-2021-23771

It is vulnerable to Sandbox Escape leading to Prototype pollution.

MEDIUM 6.5EPSS 1.01%

Does this matter?

Lower severity and a low EPSS score (1.01%). Track it; it rarely justifies an emergency change on its own.

Description

This affects all versions of package notevil; all versions of package argencoders-notevil. It is vulnerable to Sandbox Escape leading to Prototype pollution. The package fails to restrict access to the main context, allowing an attacker to add or modify an object's prototype. **Note:** This vulnerability derives from an incomplete fix in [SNYK-JS-NOTEVIL-608878](https://security.snyk.io/vuln/SNYK-JS-NOTEVIL-608878).

CVSS 3.1: 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS: 1.01% probability · 61th percentile
CISA KEV: Not listed
Weakness: CWE-1321
Affected: argencoders-notevil project/argencoders-notevil · notevil project/notevil
Source: report@snyk.io

References

https://snyk.io/vuln/SNYK-JS-ARGENCODERSNOTEVIL-2388587Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-NOTEVIL-2385946Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-ARGENCODERSNOTEVIL-2388587Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-NOTEVIL-2385946Exploit, Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.