CISA Known Exploited Vulnerability

CVE-2025-55177

Meta Platforms · WhatsApp

Meta Platforms WhatsApp Incorrect Authorization Vulnerability

Date added
BOD 22-01 due date
CWE CWE-863
Ransomware Unknown

CISA description

Meta Platforms WhatsApp contains an incorrect authorization vulnerability due to an incomplete authorization of linked device synchronization messages. This vulnerability could allow an unrelated user to trigger processing of content from an arbitrary URL on a target’s device.

Required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.