2024.4.1106 (Q4 2024)

Updated on Jun 16, 2026

What Is New

• PDF Processing: Introduced support for JavaScript actions.
• PDF Processing: Introduced support for ligatures.
• WordsProcessing: Introduced support for Justify text alignment.

What Is Changed

• Document Processing Libraries: Remediated CVE-2024-8049 - Timeout Mechanism for importing and exporting documents was introduced.

PdfProcessing

• Introduced support for Matte color for Soft-Mask Images (SMasks).

• Introduced support for creating documents using CMYK colors.

• Introduced support for JavaScript actions API.

• SkiaImageFormatProvider: Introduced support for Text, TextMarkup, Line, and Stamp annotations.

• Respect the ExtGState current stroking alpha constant (CA & ca) when rendering images.

• Introduced support for ligatures.

• Introduced handling the import of documents with the wrong type of action key.

• Introduced support for Trigger Events API related to JS actions.

• Introduced API for setting Image opacity.

• Introduced support for RTL (Right-To-Left) text.

• Introduced Soft-Mask Dictionaries in ExtGState object.

• Implemented Blend Mode parameter of ExtGState object.

• Introduced support for Trigger Events.

• Justified text is now supported.

• Introduced support for Transparency Group XObjects.

  

• An InvalidOperationException is thrown while parsing the Post table of a specific font file on export.

• Wrong colors are exported in Separation colorspaces with ICCBased containing LabColor due to incorrect calculations in Tint transformation function.

• Win32Exception is thrown during a long-running process importing many documents with images.

• An unexpected trace warning when SVG document does not contain clipping.

• Distorted SVG after exporting.

• SkiaImageFormatProvider: Export to image is blocked when Export method is used instead of ExportAsync.

• A NullReferenceException is thrown when writing image content with the PdfPageStreamWriter.

• ArgumentNullException is thrown when resolving DecodeParms collection in Image XObject.

• Form XObject does not take graphic state color from its content stream context.

• Document text overlaps and is not possible to read for a specific document.

• Decreased performance when loading thumbnails.

• Wrong color appears when the Separation color space with name is set to None.

• Watermark transparency is not imported correctly.

• The Form object does not inherit the graphics state of the page.

• RTL (right-to-left) text is reversed when inserting it directly to a document.

SpreadProcessing

• Exporting a workbook with two or more charts with axes produces an invalid document.
• Built-in number formats are not reevaluated after changing the culture.

SpreadStreamProcessing

• Introduced support for importing files with absolute relationship targets.

  

• Cell iteration is interrupted when it hits a cell containing an error.

WordsProcessing

• Introduced support for Justify text alignment.

  

• RtfFormatProvider: Heading color is not properly exported.

• An InvalidOperationException is thrown when exporting a document containing table with no cells.

• DocFormatProvider: IndexOutOfRangeException is thrown when importing a specific document with defined section columns.

• ArgumentException is thrown during MailMerge of a document with an inline shape.

ZipLibrary

• An invalid content appears after updating an empty password-protected archive.