Semgrep: Incomplete Semgrep 1.176.1 release: PyPI installs cannot use Pro Engine

Impact: majorStatus: resolvedStarted 2026-09-04 23:13 UTCResolved 2026-09-04 23:38 UTC (25 min)2 updatesSource: stspg.io

Summary

Semgrep reported a major outage starting 2026-09-04 23:13 UTC: an incomplete 1.176.1 patch release prevented PyPI installations from using Pro Engine. It recommended installing 1.175.1 or 1.176.0 temporarily. Resolved at 2026-09-04 23:38 UTC after 24 min, Pro Engine could again be installed and used normally with Semgrep 1.176.1 via PyPI.

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

Timeline of updates

investigating2026-09-04 23:13 UTC
An incomplete patch release of Semgrep 1.176.1 has left installations of this version using PyPI unable to use the Pro Engine. We recommend explicitly installing version 1.175.1 or 1.176.0 as we work to resolve this issue.
resolved2026-09-04 23:38 UTC
This issue has been resolved. The Pro Engine can be installed and used normally after installing Semgrep 1.176.1 via PyPI.

Rewindex changes for this incident

Major incident: Incomplete Semgrep 1.176.1 release: PyPI installs cannot use Pro Engine 2026-09-04 23:13 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