Prototype Pollution in Jsonata

CVE-2024-27307

JSONata is a JSON query and transformation language. Starting in version 1.4.0 and prior to version 1.8.7 and 2.0.4, a malicious expression can use the transform operator to override properties on the `Object` constructor and prototype. Th…

Vulnerability class: Prototype Pollution

EPSS: 0.014 (69.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-27307?
CVE-2024-27307 is a critical-severity vulnerability in Jsonata, classified under Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution). CVSS score: 9.8/10. Published 2024-03-06.
How severe is CVE-2024-27307?
Critical severity. CVSS v3 base score is 9.8 out of 10.