Changelog

New features

All Editors

• Implemented the ability to add hyperlinks to images, shapes, or groups.
• Implemented all settings for texture fills for images.
• Updated macro recording in documents, spreadsheets, and presentations.

Document Editor

• Added Multiple pages view.
• Added the Zoom to 100% and Multiple pages buttons to the View tab.
• Changed the appearance of comments. Now a user's color is used and the beginning and end of the comment are displayed.
• Implemented the ability to select words/paragraphs by double/triple-clicking the mouse.
• Added saving to the MD format.
• Moved header and footer settings to a separate Header & Footer tab.

Spreadsheet Editor

• Added support for new functions: REGEXTEST, REGEXREPLACE, REGEXEXTRACT.
• Improved work of the COUNTIF function.
• Added support for dynamic arrays.
• Added Solver for solving linear problems (Simplex LP).
• Changed the color of the resolved comment indicator.
• Added the ability to select multiple separators when splitting text into columns/pasting from the clipboard.
• Added the Format button, which combines various functions for working with sheets/rows/columns.
• Added support for TSV files for reading.

Presentation Editor

• Added support for GIF animations playback in the slideshow demonstration mode.

Forms

• Added the signature settings window with the ability to draw and add text to signatures.
• Added the ability to stretch fixed forms to fit the table cell size using the context menu.
• Added the Protection tab, which duplicates the Protect functionality in the File menu.
• Added saving to the MD format.

PDF Editor

• Added version history.
• Added Multiple pages view.
• Added the Zoom to 100% and Multiple pages buttons to the View tab.
• Implemented a password prompt when enabling the Edit PDF mode if the file is protected from editing.
• Added support for Link annotations with the ability to add them both to an area and to text on a page.
• Added the ability to continue editing PDF using embedded fonts.
• Added the ability to redact text using the auxiliary pop-up toolbar.
• Added parameters for printing pages.

Security

• Fixed several vulnerabilities with out-of-bounds read in XLS processing/conversion (via FilePass, HLink, rgXTI.itabLast, Formula record cce, ShapePropsStream, and CRN.colLast records/fields) leading to information leak and ASLR bypass.
• Fixed vulnerabilities with untrusted pointer dereference in XLS processing/conversion (via pictFmla.cbBufInCtlStm and other vectors) leading to information leak and ASLR bypass.
• Fixed a DOM-based XSS vulnerability when executing a macro using dynamic import() (CVE-2021-43446, CVE-2023-50883, CVE-2024-44085).

Back-end

• Added two open handlers for integrators: /meta/formats and /meta/config.
• Added caching to Service Worker with replacing the last three opened documents.
• Added information pages for the example and admin-panel services that are not running.

Customization

• Changed the permissions.copy parameter of the config. Copying is now prohibited not only to the external buffer, but also to the internal one.

Mobile

• Added highlighting of active arguments when entering a formula in the Spreadsheet Editor.

API

• Added methods for working with footnotes and endnotes.
• Added plugin methods for working with add-in fields.
• Added a new ApiColor class for unified color handling and updated existing methods.
• Added new methods for data validation in the Spreadsheet Editor.
• Added new ApiAutoFilter and ApiFilter classes for unified work with sheet autofilters and column filters.
• Added a new ApiSlideShowTransition class for managing transitions between slides and supporting hyperlinks to shapes/images.
• Added methods for creating and setting hyperlinks using the new ApiHyperlink class.
• Added methods for retrieving information about a shape's fill and stroke.
• Added classes and methods for working with animation.
• Added methods for blocking the form from being changed and for checking whether the form is signed.
• Extended the FormData object with new fields for checkboxes, radio groups, drop-down lists, combo boxes, and date fields.
• Added new methods for the ApiDrawing class, including flip, relative sizing, and position controls.
• Added the GetDrawingsByName method for ApiDocument, ApiWorkbook, and ApiPresentation.
• Added GetSelectedShapes and GetSelectedDrawings methods for the ApiWorksheet class.
• Added SetPaddings for ApiShape, SetSize for ApiTable, and GetTitle for ApiChart.
• Added API for macros in the PDF Editor with the ability to add, delete, and edit pages, forms, annotations, autoshapes, tables, images, and charts.

See changelog on GitHub

Fixes

Document Editor

• Fixed word break in Korean.

Spreadsheet Editor

• Fixed an issue with data overlap when transferring sheets between documents via Move or Copy.

PDF Editor

• Fixed multiple errors when opening, scrolling, copying, pasting, undoing, and deleting pages in PDF files.
• Fixed an error with unsaved changes in replies to comments in PDF files.

Security

• Fixed XSS injections in the Color theme name, Font field for Multilevel list settings, and comment editing form textarea.
• Fixed memory manipulation vulnerabilities when converting XLS to XLSX that could lead to information leakage and RCE.

See changelog on GitHub

New features

All Editors

• Added the ability to customize keyboard shortcuts.
• Added the ability to record executed actions as a macro in all editors, except for PDF.

Presentation Editor

• Implemented insertion of equations from a third-party resource.

Forms

• Implemented the ability to select the role for which new fields will be added.
• Implemented the ability to add labels for checkboxes and radio buttons. In the filling mode, clicking on the label works like clicking on the checkbox itself.

PDF Editor

• Added the ability to change color for hidden text (Redact).
• Implemented insertion of equations from a third-party resource.

Security

• Updated Redis to versions not affected by the CVE-2025-49844 vulnerability.
• Fixed the vulnerability which allows adding a named range in the protected workbook via websocket.
• Fixed the XSS vulnerability in the denyEditingRights.
• Fixed the vulnerabilities in linux-libc-dev which allow escalating privileges in the system and stealing data from hypervisor processes (CVE-2025-38352, CVE-2025-40300).

Back-end

• Improved the appearance of the sidebar and added icons to the Admin Panel.

API

• Added methods for getting and setting text labels for checkboxes and radio buttons.
• Added methods for working with the numerical identifier of a paragraph.
• Added a method for deleting a form from the document with the ability to save the content.
• Added a method for getting all forms via ApiDocument.prototype.GetAllForms.
• The GetAllContentControls method no longer returns forms.
• Added the onParagraphText event indicating that the paragraph content was changed.
• Added events for working with annotations: onClickAnnotation, onFocusAnnotation, onBlurAnnotation.

Plugins

• Added Grammar & Spelling check in the Document and Form Editors in the AI plugin.

See changelog on GitHub

New features

All Editors

• Added external data for charts. When copying between editors, it's possible to select either an embedded file or a link to the source.
• Added the ability to enable/disable chart elements.
• Added support for the Explosion option (separating a segment of pie and doughnut 2d charts) for opening.
• Added support for the HEIF images.
• Added the ability to configure the display of resolved/open comments in the left panel.

Document Editor

• Implemented support for breaking sections within block content controls with any nesting level.
• Added a full-featured chart editor. Embedded XLSX files are now opened instead of loading values from the chart cache.
• Added support for the HWPML text document format for viewing.
• Added support for inserting mathematical formulas from the MathML format.

Spreadsheet Editor

• Added a setting for a general text direction in a cell.
• Added support for date filters in pivot tables.
• Added some Form Controls (Check Box, Combo Box, List Box, Spin Button, Scroll Bar, Button) for opening.
• Improved the logic of formulas for mixed data types.
• Reduced memory consumption during formula calculations.
• Optimized calculation of the VLOOKUP and XLOOKUP formulas.
• Added highlighting of active arguments when entering a formula.
• Added translation of formulas into Serbian (Cyrillic), Serbian (Latin) and Chinese (Traditional).
• Added support for inserting mathematical formulas from the MathML format.
• Moved formatted table settings from the right panel to the Table Design tab of the top toolbar.
• Added the ability to rename a sheet by double-clicking on its name without opening additional windows.

Presentation Editor

• Added a full-featured chart editor. Embedded XLSX files are now opened instead of loading values from the chart cache.
• Moved Master Slide settings from the Insert tab to a separate tab of the top toolbar.

Forms

• Improved user experience when working with fields.
• Renamed the View Form and Manage Roles buttons to Preview and Manage Recipient Roles.
• Added support for inserting mathematical formulas from the MathML format.

PDF Editor

• Added functionality for hiding confidential information - Redact.
• Added new annotation types to the Comment section.
• Implemented work with Smart Art.
• Added support for charts.
• Implemented copying and pasting graphic elements and forms.

Security

• Fixed the XSS vulnerability when processing hyperlinks in documents.
• Fixed the vulnerability which allows writing arbitrary files to the file system when converting via x2t.
• Fixed the vulnerability which allows reading arbitrary files in the file system when converting EPUB via ConvertService.
• Fixed the vulnerability in endpoint info/config which allows changing the server configuration.

Convert

• Added the ability to convert PDF and PPTX to TXT directly.

Back-end

• Added the admin panel for viewing the server status and partially setting up the configuration.
• Added the storage.commandOptions.s3 and storage.commandOptions.az settings for customizing storage commands.
• Changed the storage.useDirectStorageUrls=false value: DocServer now returns internal links by default.
• Added the oracleExtraOptions.thin setting for connecting to Oracle in the Thick Mode using Oracle Instant Client in a cluster.
• Removed the public scheme from the PostgreSQL DB. The administrator can now specify any scheme when creating a database.
• Added the DB_SCHEMA parameter for selecting a scheme in DB (PostgreSQL and MSSQL only).

WOPI

• Added support for the UserCanOnlyComment parameter in CheckFileInfo for opening in the commenting mode.
• Added opening in the View mode with an error message if it was not possible to set a lock on a file when opening the editor.

API

• Added classes and methods for working with pivot table filters: ApiPivotField, ApiPivotFilters, ApiPivotItem.
• Added common ApiRange methods: Offset, Resize, GetRange, GetEntireRow, GetEntireColumn.
• Added classes and methods for working with shape geometry: ApiGeometry, ApiPath, ApiPathCommand.

See changelog on GitHub

New features

• Added support for woff2 fonts.
• Added the Suggest a Feature item to the editors File menu.

Document Editor

• Improved usability when working with allowed areas.

Customization

• Added the customization.suggestFeature parameter.

Plugins

• Added AI, Photo Editor, MathType, OCR, Typograf, Doc2md, LanguageTool, DeepL, Thesaurus, Speech input and Zotero plugins to the server version distribution with ONLYOFFICE branding.

Fixes

All Editors

• Fixed display issues with scroll bars, table creation matrix, and error windows for Modern themes.
• Fixed incorrect undo after composite input of text into an autoshape in the Fast Co-editing mode.

Document Editor

• Fixed multiple display, crash, and formatting issues including table settings, color reading, autoshape resizing, and password protection windows.

Spreadsheet Editor

• Fixed multiple display, crash, and formatting issues including RTL text positioning, image pasting, scroll bars, and conditional formatting.

Presentation Editor

• Fixed an error when clicking in the working area after deleting all slides in the ODP file.
• Fixed translation of the "Transitions" tab in Danish.

Forms

• Fixed display issues with field names, password format text, rotated page input, and the Format list when Multiline is enabled.

PDF Editor

• Fixed opening of the context menu after connection break, adding comments to stamps, and applying the AutoFit option.

Convert

• Fixed multiple crash issues when converting PPTX, XLSM, DOCX, ODT, ODS, DOC, and KEY files to various formats.

Back-end

• Fixed synchronization of AI settings in k8s between several document servers.
• Fixed slow PDF opening in the WOPI test example if JWT is disabled.

Mobile

• Fixed display of the Switch to desktop button, slide order in slideshow mode, and image click error in PPTX files.

See changelog on GitHub

New features

Spreadsheet Editor

• Enabled the ability to insert a range of cells as an image using navigator.clipboard.

Customization

• Added the ability to hide the document title in the toolbar using the customization.toolbarHideFileName parameter.

Fixes

All Editors

• Fixed cursor and text selection display being limited by the size of the object/shape.
• Fixed icons and appearance issues for Modern themes at high interface scales.

Document Editor

• Fixed multiple crash and conversion issues including footer editing, Compare/Combine operations, Content Control, CJK font export to PDF, and placeholder handling.

Spreadsheet Editor

• Fixed multiple issues including formula reference crashes, custom function export, row height autofitting, RTL zoom display, and percent sign positioning.

Presentation Editor

• Fixed crashes when applying animations, deleting slides, and copying content in some PPTX files.
• Fixed incorrect translations in the Draw menu of the Presenter View window.

Forms

• Fixed multiple crashes and display issues including TextArt on Signature field, reconnection after inactivity, Content Control buttons, and Clear Fields icons.

PDF Editor

• Fixed multiple issues including Cut/Paste on the thumbnail panel, text display after session restore, form field saving, and Text Comment input.

Diagram

• Fixed display of the slide in the working area when opening some VSTX files.

Convert

• Fixed multiple crash and conversion issues for DOCX, HWP, DOC, XLS, and VSDX files.

Back-end

• Fixed Configuration save error when saving or resetting AI settings on /info when using own runtime.json.

Mobile

• Fixed the ability to copy contents when initializing the editor with the permissions.copy: false parameter.

See changelog on GitHub

Fixes

All Editors

• The default Tab style view has been changed to a Line for modern themes.

Document Editor

• Fixed the problem with header/footer calculation.
• Fixed an issue with the first calculation of the document when the opened document has collaborative changes.

Spreadsheet Editor

• Fixed the editor crash when exporting XLSX files to PDF.

Forms

• Fixed the opening of filled PDF Forms in Form and Virtual Data Rooms on DocSpace.

See changelog on GitHub

New features

All Editors

• Added new interface themes: Modern Light and Modern Dark.
• Added saving of the last selected languages in spellcheck lists.
• Added Arabic spellcheck dictionary used in sixteen dialects.
• Added AI-powered macro generation from descriptions and VBA-to-JavaScript conversion.
• Added the interface translation into Urdu (ur-PK, Urdu (Pakistan)).
• Added support for TextArt text settings inside chart labels.
• Added support for drawing the Up/Down Bars chart elements.

Document Editor

• Added correct display of previews for paragraph numbers for RTL.
• Improved positioning and settings of TextArt for RTL.
• Improved drawing of borders and fill for paragraphs with RTL direction.
• Enabled accurate cursor navigation with arrow keys based on the paragraph's text direction.
• Added the ability to display numbers using Hindi digits.
• Added a setting in the File menu for selecting the preferred font size: Western/Chinese for the Chinese interface language.
• Added a Borders button to the Home toolbar to quickly set paragraph settings.
• Added support for the MD format for reading.

Spreadsheet Editor

• Added support for displaying bidirectional text.
• Added the ability to select external data from another spreadsheet.

Presentation Editor

• Added the ability to set the paragraph direction (Text Direction > RTL) on the toolbar and in the advanced settings.
• Added the ability to view animations with text.
• Added the "Preserve" option to the Slide Master context menu.

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