Cloudflare System Status

Multiple WARP versions were erroneously marked as malware on some Windows machines.

Incident Report for Cloudflare

Resolved

This incident has been resolved.
Posted May 14, 2025 - 22:51 UTC

Update

We are continuing to work with Microsoft in order to flag the recently released version as a false positive.
Posted May 14, 2025 - 07:59 UTC

Identified

We are currently working with Microsoft in order to flag the recently released version as a false positive.
Posted May 13, 2025 - 12:43 UTC

Investigating

We are currently investigating this issue. The recently released client version (2025.4.929.0) has been temporarily pulled pending investigation, to prevent clients from encountering potential failed upgrade scenarios.
Posted May 13, 2025 - 04:33 UTC
This incident affected: Cloudflare Sites and Services (WARP).