## What's Changed This is a bugfix/security patch for issues reported in [26.09](https://github.com/ankitects/anki/releases/tag/26.09). **⚠️ Please upgrade to 26.09+ as soon as possible as it includes important security fixes.** ### Notable Changes - Fix a startup crash on Windows affecting users who have leftover files from pre-25.07 installations by @abdnh in https://github.com/ankitects/anki/pull/5605 - Security: Prevent external links in deck descriptions rendered in the overview/congrats screen from manipulating the page in certain cases when clicked. ### Development - Run static SonarCloud analysis on fork PRs by @fernandolins in https://github.com/ankitects/anki/pull/5596 - Testing: Improve tests for the get_scheduling_states API by @Luc-Mcgrady in https://github.com/ankitects/anki/pull/5145 - Reduce differences between development and packaged builds by locking bundled dependencies by @abdnh in https://github.com/ankitects/anki/pull/5593 - Testing: cover media/service.rs by @iamllama in https://github.com/ankitects/anki/pull/5588 - Testing: add unit coverage for card_rendering service by @fernandolins in https://github.com/ankitects/anki/pull/5587 -

This release was skipped due to a Windows packaging issue. 26.09.2 will follow shortly.

## What's Changed ### Security Fixes **⚠️ This update contains important security fixes. Please upgrade as soon as possible**. - Notes had the ability to read local files when viewed in the editor. (Thanks to @caleblee789 for the report) - The "Open image" context menu action in the editor did not validate the file's extension, which allowed decks to execute dangerous files on some systems. (Thanks to @lappas-m for the report) ### Add-on Compatibility Note The following legacy modules have been removed: `anki.importing` and `anki.exporting`. See the [docs](https://anki.mintlify.app/addons/the-anki-module) for alternatives. _Some compatibility wrappers were added but they were only tested with AnkiConnect add-on and will be removed in the future._ ### Notable Changes - Fix audio playback in macOS 27 by @abdnh in https://github.com/ankitects/anki/pull/5363 - Fix audio not being played automatically when attached in the editor by @JaksonSouza in https://github.com/ankitects/anki/pull/5320 - Recompute FSRS data after changing deck by @user1823 in https://github.com/ankitects/anki/pull/5339 - Update FSRS to [6.6.2](https://github.com/open-spaced-repetition/fs

## What's Changed ### Notable Changes * Fix intermittent webview crashes by @abdnh in https://github.com/ankitects/anki/pull/5537 * Fix macOS/Linux crashes when the SIGPIPE signal is triggered (reported in some add-ons) by @abdnh in https://github.com/ankitects/anki/pull/5545 * Add wrappers for the AnkiPackageImporter/AnkiPackageExporter APIs for compatibility with the AnkiConnect add-on by @abdnh in https://github.com/ankitects/anki/pull/5547 * Relax CSP restrictions to allow iframes in decks to load CSS styles by @twwn in https://github.com/ankitects/anki/pull/5525 * Update to Qt 6.11.2 by @abdnh in https://github.com/ankitects/anki/pull/5539 * Write logs to crash.log in the base Anki folder after crashes by @abdnh in https://github.com/ankitects/anki/pull/5546 ### Documentation * Add unit testing guidelines by @fernandolins in https://github.com/ankitects/anki/pull/5522 ### Development * Testing: Improve coverage of notes service by @abdnh in https://github.com/ankitects/anki/pull/5509 * Testing: Cover the decks service layer by @fernandolins in https://github.com/ankitects/anki/pull/5514 * Preserve FSRS unlock timeout across mounts by @caleblee789 in ht

## What's Changed ### Notable Changes - Fix Change Deck modifying all cards in the deck when FSRS is enabled by @Luc-Mcgrady in https://github.com/ankitects/anki/pull/5500 - Fix Mathjax cards broken in preview/Card Types screen by @iamllama in https://github.com/ankitects/anki/pull/5416 - Fix the deck selector in the Stats screen not refreshing graphs in some cases by @iamllama in https://github.com/ankitects/anki/pull/5486 - Fix submenu labels getting truncated by @iamllama in https://github.com/ankitects/anki/pull/5475 - Rename Markdown deck description checkbox to be clearer by @zaveshaa in https://github.com/ankitects/anki/pull/5489 - Update FSRS to [6.6.2](https://github.com/open-spaced-repetition/fsrs-rs/releases/tag/v6.6.2) by @asukaminato0721 in https://github.com/ankitects/anki/pull/5494 - Disallow future dates in "Ignore cards reviewed before" by @Luc-Mcgrady in https://github.com/ankitects/anki/pull/5294 - Fix font size in the FSRS simulator graph by @Luc-Mcgrady in https://github.com/ankitects/anki/pull/5099 - Improve display of error messages in the CSV import screen by @MendezCarl in https://github.com/ankitects/anki/pull/5484 - Hide FSRS-only sort orde