Prototype Pollution in Stealjs Steal
CVE-2022-37266
Prototype pollution vulnerability in function extend in babel.js in stealjs steal 2.2.4 via the key variable in babel.js.
Vulnerability class: Prototype Pollution
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.013 (70.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.013 · change: +0.002
Affected products
- Stealjs Steal — versions 2.2.4
Weakness classification (CWE)
References
- github.com/stealjs/steal/blob/c9dd1eb19ed3f97aeb93cf9dcea5d68ad5d0ced9/ext/babe… (Third Party Advisory)
- github.com/stealjs/steal/blob/c9dd1eb19ed3f97aeb93cf9dcea5d68ad5d0ced9/ext/babe… (Third Party Advisory)
- github.com/stealjs/steal/issues/1535 (Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2022-37266?
- CVE-2022-37266 is a critical-severity vulnerability in Stealjs Steal, classified under Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution). CVSS score: 9.8/10. Published 2022-09-15.
- How severe is CVE-2022-37266?
- Critical severity. CVSS v3 base score is 9.8 out of 10.