Outage in Cloudflare

X-Forwarded-For header wrongly populated

Resolved Minor
December 24, 2024 - Started 2 days ago - Lasted about 1 hour
Official incident page

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Outage Details

Cloudflare is investigating a limited number of customer reports of the X-Forwarded-For header wrongly populating IPv6 values when using the Cloudflare Pseudo IPv4 feature.
Latest Updates ( sorted recent to last )
MONITORING 2 days ago - at 12/24/2024 07:18PM

A fix has been implemented and we are monitoring the results.

IDENTIFIED 2 days ago - at 12/24/2024 06:35PM

The issue has been identified and a fix is being implemented.

INVESTIGATING 2 days ago - at 12/24/2024 06:11PM

Cloudflare is investigating a limited number of customer reports of the X-Forwarded-For header wrongly populating IPv6 values when using the Cloudflare Pseudo IPv4 feature.

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