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OutOfMemoryException in Parser.ReadTrailer() when opening a valid ~1 GiB PDF

Status: Open.

#390 In empira/PDFsharp;

· 359193585 opened on Sep 3, 2026

PdfReader.Open throws NotImplementedException: "File streams are not yet implemented" on PDF generated by ChatGPT

Status: Open.

#389 In empira/PDFsharp;

· wooly905 opened on Sep 1, 2026

Hybrid-reference PDFs (/XRefStm) are mis-read

Status: Open.

#388 In empira/PDFsharp;

· vpben opened on Aug 25, 2026

MigraDoc FontHandler's single-entry font cache is racy: concurrent rendering silently returns the wrong font

Status: Open.

#381 In empira/PDFsharp;

· tgburgin opened on Aug 11, 2026

PdfSharp 6.2.3's PdfDocument.Save() unconditionally stamps a page-level /Group {/S /Transparency /CS /DeviceRGB} onto every output page, even when the source page has none.

Status: Open.

#380 In empira/PDFsharp;

· gurj-dev opened on Aug 7, 2026

Access restrictions are enforced inconsistently: Modify open is blocked without the owner password, but Import page copying from the same document is not

enhancementNew feature or request New feature or request

Status: Open.

#379 In empira/PDFsharp;

· cbra-nbb opened on Jul 28, 2026

PdfReaderException "Name expected" in ReadDictionary on invalid pdfTeX-generated PDFs containing dictionary entries without valid key

enhancementNew feature or request New feature or request

Status: Open.

#376 In empira/PDFsharp;

· bifa-zuehlke opened on Jul 3, 2026

PdfReader.Open throws "Page has no MediaBox" for pages that inherit /MediaBox from an ancestor /Pages node

bugSomething isn't working Something isn't working

Status: Open.

#375 In empira/PDFsharp;

· professor-k opened on Jun 10, 2026

Bold style is not applied for some windows fonts

enhancementNew feature or request New feature or request

Status: Open.

#374 In empira/PDFsharp;

· Kizuto3 opened on Jun 9, 2026

V7: This dictionary cannot be used anymore, because its content is now owned by an object of a derived class

bugSomething isn't working Something isn't working

Status: Open.

#369 In empira/PDFsharp;

· TomasMadajevas opened on May 27, 2026

XImage.FromStream swallows all PNG decode exceptions as "Unsupported image format."

enhancementNew feature or request New feature or request

Status: Open.

#366 In empira/PDFsharp;

· ltlombardi opened on Apr 29, 2026

Bug: Name objects with non-UTF-8 byte sequences (Shift-JIS, GBK, etc.) cause garbled text when reading PDF

Status: Open.

#364 In empira/PDFsharp;

· Tocchann opened on Apr 26, 2026