Semgrep: Logins are failing for users via GitHub auth

Impact: majorStatus: resolvedStarted 2026-05-20 17:34 UTCResolved 2026-05-20 18:18 UTC (44 min)4 updatesSource: stspg.io

Summary

Semgrep reported a major outage affecting GitHub-auth logins starting 2026-05-20 17:34 UTC; SSO logins were unaffected. A fix was rolled out at 17:49 UTC, restoring logins, and the incident was resolved at 2026-05-20 18:18 UTC after 44 min.

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

Affected components: Login/SSOsemgrep.dev - Login/SSO

Timeline of updates

identified2026-05-20 17:34 UTC
We are currently observing login issues using GitHub auth. Our team has identified the issue and is currently working on a fix. SSO logins are working as expected and are not impacted.
monitoring2026-05-20 17:49 UTC
We have rolled out a fix, and logins are now working as expected. We are closely monitoring to ensure continued stability.
monitoring2026-05-20 18:17 UTC
This incident has been resolved.
resolved2026-05-20 18:18 UTC
This incident has been resolved.

Rewindex changes for this incident

Major incident: Logins are failing for users via GitHub auth 2026-05-20 17:34 UTC

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