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[Bug] PDF Rendering Regression: XObject iteration fails in v4.10.38 but works in v3.11.174

Status: Open.

#20509 In mozilla/pdf.js;

· craig-wtg opened on Dec 15, 2025

[Bug]: Collapse all items on inital Document Outline

Status: Open.

#20506 In mozilla/pdf.js;

· a2zaustin opened on Dec 15, 2025

[Bug]: FreeText annotations don't have correct dimensions

editor

Status: Open.

#20504 In mozilla/pdf.js;

· calixteman opened on Dec 14, 2025

[Bug]: Ink tool sometimes stops working (no lines created) under iOS

os-ios

Status: Open.

#20498 In mozilla/pdf.js;

· josefhetteggerruby opened on Dec 11, 2025

[Bug]: Cannot view one PDF document

core

Status: Open.

#20497 In mozilla/pdf.js;

· JasnaPaka opened on Dec 11, 2025

[Feature]: Option to disable "Annotations removed" bar pop-ups ("Highlights removed", etc.)

requires-feedback-from-ux-ui

Status: Open.

#20496 In mozilla/pdf.js;

· Acts19quiz opened on Dec 10, 2025

[Bug]: Chinese fonts are displaying as garbled characters

font-conversion

Status: Open.

#20489 In mozilla/pdf.js;

· wwh-lyl opened on Dec 8, 2025

[Bug]: Pinch to zoom on mobile is very buggy

os-ios

ux

viewer

Status: Open.

#20480 In mozilla/pdf.js;

· federicocappellotto97 opened on Dec 4, 2025

[Bug]: TypeError: Object.defineProperty called on non-object when importing pdfjs-dist 5.4.449 in Next.js 16 (webpack)

other

Status: Open.

#20478 In mozilla/pdf.js;

· venskolev opened on Dec 3, 2025

[Feature]: Add missing tooltip for “Rotate counterclockwise” button in PDF viewer

accessibility

ux

viewer

Status: Open.

#20473 In mozilla/pdf.js;

· oviyathiruchelvam opened on Dec 2, 2025

[Bug]: pdf.js busy-loops forever on JBIG2 image that uses the symbol dictionary context retain/reuse feature

image-jbig2

Status: Open.

#20461 In mozilla/pdf.js;

· nico opened on Nov 25, 2025

[Bug]: Adobe shows wrong characters when opening pdf with a form filled by pdf.js - German Umlaute etc.

font-conversion

Status: Open.

#20457 In mozilla/pdf.js;

· Djfe opened on Nov 22, 2025