CVE-2019-18426

WhatsApp Cross-Site Scripting Vulnerability

Severity Score

8.2

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

*SSVC

Descriptions

A vulnerability in WhatsApp Desktop versions prior to 0.3.9309 when paired with WhatsApp for iPhone versions prior to 2.20.10 allows cross-site scripting and local file reading. Exploiting the vulnerability requires the victim to click a link preview from a specially crafted text message.

Una vulnerabilidad en WhatsApp Desktop versiones anteriores a 0.3.9309, cuando se combina con WhatsApp para iPhone versiones anteriores a 2.20.10, permite ataques de tipo cross-site scripting y la lectura de archivos locales. Explotar la vulnerabilidad requiere que la víctima haga clic en la vista previa de un enlace de mensaje de texto especialmente diseñado.

WhatsApp Desktop version 0.3.9308 suffers from a persistent cross site scripting vulnerability.

A vulnerability in WhatsApp Desktop when paired with WhatsApp for iPhone allows cross-site scripting and local file reading.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-10-25 CVE Reserved
2020-01-21 CVE Published
2020-03-05 First Exploit
2022-05-23 Exploited in Wild
2022-06-13 KEV Due Date
2023-09-04 EPSS Updated
2024-08-05 CVE Updated

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (4)

URL	Tag	Source

URL	Date	SRC
https://www.exploit-db.com/exploits/48295	2020-04-06
https://github.com/PerimeterX/CVE-2019-18426	2020-03-05
http://packetstormsecurity.com/files/157097/WhatsApp-Desktop-0.3.9308-Cross-Site-Scripting.html	2024-08-05

URL	Date	SRC

URL	Date	SRC
https://www.facebook.com/security/advisories/cve-2019-18426	2023-01-31

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Whatsapp Search vendor "Whatsapp"		Whatsapp Search vendor "Whatsapp" for product "Whatsapp"				< 2.20.10 Search vendor "Whatsapp" for product "Whatsapp" and version " < 2.20.10"		iphone_os		Affected
Whatsapp Search vendor "Whatsapp"		Whatsapp For Desktop Search vendor "Whatsapp" for product "Whatsapp For Desktop"				< 0.3.9309 Search vendor "Whatsapp" for product "Whatsapp For Desktop" and version " < 0.3.9309"		-		Affected