Release Notes for v19.0.17

Fixes

• Added a background to the WCO container to avoid rendering glitches. #35610 (Also in 20, 21)
• Added support for Windows drop-down dialog extensions. #35660 (Also in 18, 20)
• Fixed issue with history.back() in sandboxed iframes affecting parent browsing context. #35621 (Also in 20, 21)
• Fixed session.getBlobData never resolves with blob sizes > 65536. #35600 (Also in 20, 21)

Other Changes

• Security: backported fix for CVE-2022-3075. #35545

Documentation

• Documentation changes: #35647