puppeteer-v25.12.0 puppeteer-core-v25.12.0
low risk
vercel/satoriSep 23, 2026 → Sep 23, 20260 days between releases
What's New
Adds Firefox 156 support and fixes drag-and-drop, profile, and shadow DOM bugs.
New Features
- Firefox 156.0 and 156.0.1 support
Improvements
- Updated workspace dependencies
- Roll to Chrome 154.0.8037.57
Bug Fixes
- Cleaned temporary profiles on process exit
- Released mouse button when drag or drop fails
- Fixed shadow host text node serialization
Upgrade Notes
No configuration changes are required. The update adds Firefox 156 support and fixes drag-and-drop, profile cleanup, and shadow DOM serialization issues.
The Two Releases
puppeteer-v25.12.0
puppeteer: v25.12.0
Sep 23, 2026· 29 days ago
The main Puppeteer package update, rolling the browser engine to Chrome 154 and updating internal dependencies.
Full release notespuppeteer-core-v25.12.0
puppeteer-core: v25.12.0
Sep 23, 2026· 29 days ago
Updates Puppeteer Core to the latest Chrome and Firefox versions, fixes drag-and-drop button release issues, and improves temporary profile cleanup.
Full release notes