puppeteer-v25.12.0 puppeteer-core-v25.12.0
low risk
data-privacy-stack/presidioSep 23, 2026 → Sep 23, 20260 days between releases
What's New
Adds Firefox 156 support and fixes drag-and-drop mouse handling.
New Features
- Firefox 156.0 support
- Launcher improvements
- SerializedAXNode shadow host support
Bug Fixes
- Clean temporary profiles on process exit
- Release mouse button on drag/drop failure
- Return shadow host for text node in SerializedAXNode
Upgrade Notes
Migrating from `puppeteer` to `puppeteer-core` requires updating imports to use the core library. The update adds Firefox 156 support and fixes drag-and-drop mouse button release issues.
The Two Releases
puppeteer-v25.12.0
puppeteer: v25.12.0
Sep 23, 2026· 29 days ago
Full Puppeteer package update rolling Chrome to version 154 and updating dependent browser binaries.
Full release notespuppeteer-core-v25.12.0
puppeteer-core: v25.12.0
Sep 23, 2026· 29 days ago
Core Puppeteer library update rolling Chrome and Firefox to version 154 and 156 respectively, alongside launcher improvements.
Full release notes