Cloudflare Blames Outage on Internal Configuration Error

darkreading

November 19, 2025 at 3:43 PM

Overview

Cloudflare experienced a significant outage that was initially suspected to be a DDoS attack. However, it was later determined to be caused by an internal configuration error related to a routine change in permissions, leading to widespread software failure.

Key Takeaways

Action Required: Review and correct internal configuration changes and permissions settings to prevent similar issues.
Timeline: Newly disclosed

Original Article Summary

Initially though to be a DDoS attack, the incident was actually due to a routine change in permissions that caused widespread software failure.

Impact

Not specified

Exploitation Status

No active exploitation has been reported at this time. However, organizations should still apply patches promptly as proof-of-concept code may exist.

Timeline

Newly disclosed

Remediation

Review and correct internal configuration changes and permissions settings to prevent similar issues.

Additional Information

This threat intelligence is aggregated from trusted cybersecurity sources. For the most up-to-date information, technical details, and official vendor guidance, please refer to the original article linked below.

Related Topics: This incident relates to DDoS.

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