CVE-2025-55177

Incomplete authorization of linked device synchronization messages in WhatsApp for iOS prior to v2.25.21.73, WhatsApp Business for iOS v2.25.21.78, and WhatsApp for Mac v2.25.21.78 could have allowed an unrelated user to trigger processing of content from an arbitrary URL on a target’s device. We...

PT-2025-35227

Name of the Vulnerable Software and Affected Versions: WhatsApp versions prior to v2.25.21.73 for iOS, versions prior to v2.25.21.78 for WhatsApp Business for iOS, and versions prior to v2.25.21.78 for WhatsApp for Mac. Description: WhatsApp was found to have an incomplete authorization flaw in...

Facebook WhatsApp for iOS logging library resource management error vulnerability

Facebook WhatsApp is a suite of mobile applications from the American company Facebook that utilize the web to deliver text messages. The application uses the contact information in a smartphone to find contacts using the software to send texts, pictures, etc. A security vulnerability exists in t...

CVE-2019-18426: Improper Neutralization of Input During Web Page Generation

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...