Security Advisory

CVE-2026-23863

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-05-01 16:01:39

Last updated 2026-05-01 17:41:14

Assigner Meta

CVSS score 6.5

State PUBLISHED

Description

An attachment spoofing issue in WhatsApp for Windows prior to v2.3000.1032164386.258709 could have allowed maliciously formatted documents with embedded NUL bytes in the filename to be shown in the application as one type of file but run as an executable when opened. We have not seen evidence of exploitation in the wild.

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