CVE-2026-15702CWE-1321CWE-94

tamagui config.ts updateConfig prototype pollution

Medium · published July 14, 2026

CVSS v4.0
5.3
EPSS
0%
Percentile
38.7
In the wild
Unconfirmed
What it is

A security vulnerability has been detected in tamagui up to 2.3.0. This affects the function updateConfig of the file code/core/web/src/config.ts. Such manipulation leads to improperly controlled modification of object prototype attributes. The attack may be performed from remote. Upgrading to version 2.3.1 is able to mitigate this issue. The name of the patch is e46af9879b7627934ea4d6d6e46e65cea53abb3d. The affected component should be upgraded.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00457 · 38.7th percentile
Weaknesses
CWE-1321 · Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution'); CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2026-07-14T16:45Z
EPSS history
Timeline
  • 14 JUL 16:45Z
    tamagui config.ts updateConfig prototype pollution
    cvelistv5