CWE-1321

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Parent: CWE-915 - Improperly Controlled Modification of Dynamically-Determined Object Attributes

The product receives input from an upstream component that specifies attributes that are to be initialized or updated in an object, but it does not properly control modifications of attributes of the object prototype.

501 vulnerabilities with CWE-1321
CVE-2026-27524 MEDIUM
OpenClaw < 2026.2.21 - Prototype Pollution via Debug Override Path
CVSS 4.3
CVE-2026-4239 LOW
Lagom WHMCS Template Datatables prototype pollution
CVSS 3.5
CVE-2026-32621 CRITICAL
Apollo Federation has prototype pollution via incomplete key sanitization
CVSS 9.9
CVE-2026-30226 HIGH
Svelte devalue <=5.6.3 - Deserialization
CVSS 7.5
CVE-2026-30939 HIGH
Parse Server <8.6.13/9.5.1-alpha.2 - DoS
CVSS 7.5
CVE-2026-29063 CRITICAL
Immutable.js <3.8.3/4.3.7/5.1.5 - Prototype Pollution
CVSS 9.8
CVE-2026-28794 CRITICAL
@orpc/client <1.13.6 - Deserialization
CVSS 9.8
CVE-2026-30785 MEDIUM
rustdesk < 1.4.5 - Prototype Pollution and Insufficient Password Hash Effort
CVSS 5.5
CVE-2026-27837 MEDIUM
Dottie 2.0.4-2.0.6 - Prototype Pollution
CVSS 6.3
CVE-2026-2964 MEDIUM
higuma web-audio-recorder-js 0.1/0.1.1 - Prototype Pollution
CVSS 5.0
CVE-2026-27212 HIGH
Swiper 6.5.1-12.1.1 - Prototype Pollution
CVSS 7.8
CVE-2026-26021 CRITICAL
set-in 2.0.1-2.0.4 - Prototype Pollution via Array.prototype
CVSS 9.8
CVE-2026-25881 CRITICAL
sandboxjs < 0.8.31 - Prototype Pollution via Array Literal Taint Bypass
CVSS 9.0
CVE-2026-25754 HIGH
AdonisJS bodyparser < 10.1.3 - Prototype Pollution via Multipart Form-Data Parsing
CVSS 7.2
CVE-2026-25521 HIGH
locutus 2.0.12-2.0.38 - Prototype Pollution via String.prototype
CVSS 8.8
CVE-2026-25150 CRITICAL
Qwik and Qwik City < 1.19.0 - Unauthenticated Prototype Pollution via formToObj Function
CVSS 9.3
CVE-2026-25142 CRITICAL
SandboxJS < 0.8.27 - Prototype Pollution via __lookupGetter__
CVSS 10.0
CVE-2026-25047 HIGH
deephas < 1.0.8 - Prototype Pollution
CVSS 8.8
CVE-2026-24888 MEDIUM
maker.js <= 0.19.1 - Prototype Pollution via makerjs.extendObject
CVSS 6.5
CVE-2026-24766 MEDIUM
NocoDB < 0.301.0 - Authenticated Prototype Pollution via /api/v2/meta/connection/test Endpoint
CVSS 4.9
CVE-2026-23736 HIGH
seroval <1.4.1 - Prototype Pollution
CVSS 7.3
CVE-2026-21854 CRITICAL
Tarkov Data Manager < 2025-01-02 - Unauthenticated Authentication Bypass via Prototype Pollution
CVSS 9.8
CVE-2025-63704 CRITICAL
query-parser-string 1.0.0 - Prototype Pollution
CVSS 9.8
CVE-2025-63703 CRITICAL
parse-ini 1.0.6 - Prototype Pollution
CVSS 9.8
CVE-2025-70956 HIGH
TON Virtual Machine < v2025.04 - State Pollution via Non-Atomic Child VM Initialization
CVSS 7.5
Details
Vulnerabilities 501