CVE-2020-1920
Regular expression denial of service in react-native
7.5
HIGH
CVSS 3.1
EPSS 0.13%
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.
How to fix CVE-2020-1920
To remediate CVE-2020-1920, upgrade the affected package to a fixed version below.
- —upgrade to 0.62.3 or later
Is CVE-2020-1920 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 0.59.0, < 0.62.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |