v0.9.27 v0.29.1
medium risk
weave-os/routerJun 7, 2026 → Jun 18, 202611 days between releases
What's New
Newer release raises the minimum Tailscale client version and fixes node user assignment for untagged nodes.
Breaking Changes
- Minimum supported Tailscale client version is now v1.80.0
Bug Fixes
- Fixes nodes with tags='null' losing their assigned user on upgrade
Upgrade Notes
Please follow the steps outlined in the upgrade guide to update your existing installation.
The Two Releases
v0.9.27
v0.9.27
Jun 7, 2026· 5 months ago
Addresses regressions from v0.9.26, fixes a critical agent-scope isolation security vulnerability, and optimizes graph query performance.
Full release notesv0.29.1
v0.29.1
Jun 18, 2026· 4 months ago
Headscale v0.29.1 fixes an upgrade issue where nodes with tags='null' lost their assigned user. It also states the minimum supported Tailscale client version is v1.80.0.
Full release notes