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CVE-2019-3568

CWE-122

Critical

103.0

RPS

Description

A buffer overflow vulnerability in WhatsApp VOIP stack allowed remote code execution via specially crafted series of RTCP packets sent to a target phone number. The issue affects WhatsApp for Android prior to v2.19.134, WhatsApp Business for Android prior to v2.19.44, WhatsApp for iOS prior to v2.19.51, WhatsApp Business for iOS prior to v2.19.51, WhatsApp for Windows Phone prior to v2.18.348, and WhatsApp for Tizen prior to v2.18.15.

Source: NVD

Signals

CVSS
9.8
Critical · v3.1
EPSS
30.07%
Probability of exploitation in the next 30 days (FIRST)
CISA KEV
In CISA KEV since Apr 2022
Fix commit
No known fix commit
Sources: MoreFixes, FreshFixes
Weakness
CWE-122
CWE-122, CWE-787
Published
14 May 2019
Last modified 24 Oct 2025

How to read these signals: RPS · EPSS · CISA KEV · Data sources

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Data as of 7 Oct 2026, 05:16 UK time

CVE-2019-3568 · RPS 103.0 · DevSecure Intelligence