Changes / Buffer / Some customers unable to log in
Buffer: Major incident: Some customers unable to log in
Summary
Some Buffer customers could not log in because email verification codes failed to arrive or were rejected. The vendor-rated major outage started at 2026-08-26 23:29 UTC and was resolved at 2026-08-27 03:48 UTC, lasting 4 h 18 min. Buffer applied a fix restoring verification email delivery and working codes.
Machine-written from the diff below (Sol; type: incident outage). Check the diff before relying on it.
What changed
Before: not present
After: Some customers unable to log in
Before: not present
After: major
Before: not present
After: resolved
Before: not present
After: 2026-08-26 23:29 UTC
Before: not present
After: 2026-08-27 03:48 UTC
Before: not present
After: We're aware of an issue affecting login for some customers. Verification codes sent by email may not arrive, or may not be accepted when entered. If you're waiting on a code, request one and wait rather than requesting several, as only the most recent code will work. It's also worth checking your spam folder.
Before: not present
After: We’ve identified the issue affecting email-based login and applied a fix. Verification emails should now arrive with working codes.
If you were previously unable to log in, please try again. We’ll continue monitoring the fix. If you’re still experiencing issues, contact us at hello@buffer.com: mailto:hello@buffer.com.
Before: not present
After: The issue affecting login verification emails and codes has been fully resolved. We’re sorry for the trouble and appreciate your patience while we worked through it.
If you're still experiencing issues, please reach out to us at hello@buffer.com.
First version of this incident archived by Rewindex. View the live incident.
History of this incident
| When (UTC) | Change | Kind |
|---|---|---|
| Major incident: Some customers unable to log in (this change) Some Buffer customers could not log in because email verification codes failed to arrive or were rejected. The vendor-rated major outage started at 2026-08-26 23:29 UTC and was resolved at 2026-08-27 03:48 UTC, lasting 4 h 18 min. Buffer applied a fix restoring verification email delivery and working codes. | Major incident |