CVE-2019-18426
WhatsApp Cross-Site Scripting Vulnerability
CVSS
—
No CVSS
EPSS
67.9%
p99
KEV
YES
May 23, 2022
Exploit Today
80
0-100
Published: — · Last modified: —
67.9%EPSS · 30 days67.9%
2026-06-302026-07-16
Product
Meta Platforms / WhatsApp
Vulnerability
WhatsApp Cross-Site Scripting Vulnerability
Added to KEV
May 23, 2022
Remediate by
Jun 13, 2022
Known ransomware use
No
Summary description
A vulnerability in WhatsApp Desktop when paired with WhatsApp for iPhone allows cross-site scripting and local file reading.
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2019-18426