CVE-2020-1920

HIGH

React Native 0.59.0-0.64.0 - Regular Expression Denial of Service in validateBaseUrl

Title source: llm

Description

A regular expression denial of service (ReDoS) vulnerability in the validateBaseUrl function can cause the application to use excessive resources, become unresponsive, or crash. This was introduced in react-native version 0.59.0 and fixed in version 0.64.1.

References (2)

Core 2

Core References

Release Notes, Third Party Advisory x_refsource_confirm

https://github.com/facebook/react-native/releases/tag/v0.64.1

Patch, Third Party Advisory x_refsource_misc

https://github.com/facebook/react-native/commit/ca09ae82715e33c9ac77b3fa55495cf84ba891c7

View Patch ZIP pw:eip

Scores

CVSS v3 7.5

EPSS 0.0136

EPSS Percentile 68.1%

Attack Vector NETWORK

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

Details

CWE

CWE-697 CWE-1333

Status published

Products (2)

facebook/react-native 0.59.0 - 0.64.1

npm/react-native 0.59.0 - 0.62.3npm

Published Jun 01, 2021

Tracked Since Feb 18, 2026