Vercel: Vercel Auth login failures for pages with Deployment Protection enabled

Impact: majorStatus: resolvedStarted 2026-10-06 16:10 UTCResolved 2026-10-06 16:26 UTC (16 min)4 updatesSource: stspg.io

Summary

Vercel Auth logins failed for pages with Deployment Protection enabled in a major-impact incident affecting Routing Middleware. It started at 2026-10-06 16:10 UTC and was resolved at 2026-10-06 16:26 UTC, lasting 15 min; Vercel reported implementing a fix.

Machine-written from the archived incident (Sol). Check the timeline before relying on it.

Affected components: Routing Middleware

Timeline of updates

investigating2026-10-06 16:10 UTC
We are investigating an issue causing Vercel Auth login failures for pages with Deployment Protection enabled. We will provide an update as more information becomes available.
identified2026-10-06 16:14 UTC
The issue has been identified and a fix is being implemented.
monitoring2026-10-06 16:17 UTC
A fix has been implemented and we are monitoring the results.
resolved2026-10-06 16:26 UTC
This incident has been resolved.

Rewindex changes for this incident

Major incident: Vercel Auth login failures for pages with Deployment Protection enabled 2026-10-06 16:10 UTC

Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab). Vercel profile · Recent Vercel incidents · Markdown · JSON