Calibre — 6.7.0

: Version 6.7.0 introduced a new search completion mode that matches any word starting with the letters typed, rather than just matching the beginning of the entire search string.

A notable security measure in this release (specifically identified in related vulnerability reports like CVE-2026-33205) was the decision to in the E-book viewer. This change was implemented as a proactive security hardening measure to prevent potential tracking or exploitation via remote assets. Bug Fixes and Stability calibre 6.7.0

: Resolved a bug in the E-book viewer where the Piper neural speech backend would incorrectly skip chapters when using the slower/faster speed buttons. : Version 6

: Implemented a forced kill of the calibre.exe process on quit to workaround hangs during interpreter shutdown on certain Windows systems. Bug Fixes and Stability : Resolved a bug

: In the "Edit book" tool, a new keyboard shortcut ( Ctrl+Shift+Left/Right ) was added to quickly move items to the top or bottom of the file list. Critical Security Update

: Fixed an issue where notes in custom columns could be lost when changing the column's lookup name.