Prototype Pollution in Querymen Project

CVE-2020-7600

querymen prior to 2.1.4 allows modification of object properties. The parameters of exported function handler(type, name, fn) can be controlled by users without any sanitization. This could be abused for Prototype Pollution attacks.

Vulnerability class: Prototype Pollution

EPSS: 0.012 (63.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-7600?
CVE-2020-7600 is a medium-severity vulnerability in Querymen Project, classified under Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution). CVSS score: 5.3/10. Published 2020-03-12.
How severe is CVE-2020-7600?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2020-7600 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.