CVE-2022-29823 CRITICAL

CVE-2022-29823: Feathers - Query “__proto__” is converted to real prototype

Vendor Feather Js
Product Feathers-Sequalize
Weakness CWE-1321
Published October 25, 2022
Last update March 11, 2025
View on NVD All CVEs

CVSS base score

10.0/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

What the vulnerability does

01Description

Feather-Sequalize cleanQuery method uses insecure recursive logic to filter unsupported keys from the query object. This results in a Remote Code Execution (RCE) with privileges of application.

Key dates

02Disclosure timeline

October 25, 2022 CVE published
March 11, 2025 Record updated

Related vulnerabilities

04Related CVE

CVE-2026-45302 Prototype Pollution in parse-nested-form-data via `__proto__` in FormData field names CVE-2026-30939 Parse Server has Denial of Service (DoS) and Cloud Function Dispatch Bypass via Prototype Chain Resolution CVE-2026-48713 i18next-fs-backend: Prototype pollution via crafted missing-key string CVE-2026-42033 Axios: Prototype Pollution Gadgets - Response Tampering, Data Exfiltration, and Request Hijacking CVE-2026-32621 Apollo Federation has prototype pollution via incomplete key sanitization