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v0: SAML Single Sign-On (SSO) errors

Impact: majorStatus: resolvedStarted Resolved (2.1 h)3 updatesSource: stspg.io (opens in new tab)
Summary

A major SAML Single Sign-On (SSO) outage prevented login and access to SSO-protected teams through the Vercel dashboard and CLI. It started at 2026-07-16 08:39 UTC and was resolved at 2026-07-16 10:45 UTC, lasting 2 h 5 min. The vendor reported implementing a fix but did not specify the root cause.

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

Affected components: SAML Single Sign-On

Timeline of updates

  1. investigating

    We are investigating SAML Single Sign-On (SSO) errors, leading to inability to login using SAML/SSO or access SSO-protected teams through the Vercel dashboard and CLI.

  2. monitoring

    The root cause of the SAML Single Sign-On (SSO) errors has been identified and a fix has been implemented. We are seeing error rates decrease. Users should be able to login with SAML/SSO or access their SSO-protected teams through the Vercel dashboard and CLI again. We are continuing to monitor.

  3. resolved

    This incident has been resolved.

Rewindex changes for this incident

Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab). v0 profile · Recent v0 incidents · Markdown · JSON