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Supabase incident

Sign-in failures for `signInWithIdToken` (OIDC) logins on free-tier projects

Resolved after 3 h 9 min.

Started
Ended
Worst state
Degraded
On Supabase’s status page
Source

Live Supabase status Full Supabase outage history

Timeline

  1. Supabase status page · Reported Sign-in failures for `signInWithIdToken` (OIDC) logins on free-tier projects
  2. Supabase status page · Monitoring We've identified an issue causing sign-in failures for signInWithIdToken (OIDC) logins on free-tier projects. Users authenticating with non-Google/Apple/Firebase OIDC providers may see failed login attempts. We've identified the root cause and fix has been rolled out. Impacted timeframe was 18th August 4pm UTC - 19th Aug 10:30am UTC
  3. Supabase status page · Monitoring We've identified that starting 4pm UTC on August 18th we began seeing sign-in failures with signInWithIdToken (OIDC) logins on free-tier projects. Users authenticating with OIDC providers other than Google/Apple/Firebase may have seen failed login attempts. We've identified the root cause and fix has been rolled out.
  4. Supabase status page · Monitoring We've identified that starting 4pm UTC on August 18th we began seeing sign-in failures with signInWithIdToken (OIDC) logins on free-tier projects. Users authenticating with OIDC providers other than Google/Apple/Firebase may have seen failed login attempts. We've identified the root cause and fix has been rolled out. We are monitoring for continued stability.
  5. Supabase status page · Resolved We have confirmed that the fix has been effective and are marking this incident as resolved.

Cite this incident

Site Qwality, “Sign-in failures for `signInWithIdToken` (OIDC) logins on free-tier projects,” Aug 19, 2026, https://siteqwality.com/is-supabase-down/incidents/supabase-202608191247/

Free to quote with a link to this page.