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Enhance stealth about Object.prototype.hasOwnProperty.call of XMLHttpRequest related scriptlets

Status: Open.

#4089 In uBlockOrigin/uBlock-issues;

· piquark6046 opened on Aug 20, 2026

Add CDN URLs for regional lists that failed to sync during the 2026-08-17 GitHub outage.

Status: Open.

#4087 In uBlockOrigin/uBlock-issues;

· DandelionSprout opened on Aug 17, 2026

addEventListener-defuser.js does not work

Status: Open.

#4085 In uBlockOrigin/uBlock-issues;

· ghajini opened on Aug 17, 2026

DOM Inspector can not disable generic filters, even though they are saved in the ‘My filters’ tab

Status: Open.

#4082 In uBlockOrigin/uBlock-issues;

· krystian3w opened on Aug 12, 2026

CSS @media (scripting) rule not honoured when scripting is disabled.

Status: Open.

#4077 In uBlockOrigin/uBlock-issues;

· nomakwae opened on Aug 5, 2026

Support prevent-constructor scriptlet

Status: Open.

#4013 In uBlockOrigin/uBlock-issues;

· piquark6046 opened on May 26, 2026

Handle Element.prototype.getClientRects in spoof-css scriptlet

Status: Open.

#4011 In uBlockOrigin/uBlock-issues;

· piquark6046 opened on May 23, 2026

number of filters reduce in custom filters if ublock filters is updated

Status: Open.

#3997 In uBlockOrigin/uBlock-issues;

· BlazeFTL opened on May 2, 2026

Conflict with Gboard on Firefox for Android: selecting a suggestion appends text instead of replacing it

Status: Open.

#3990 In uBlockOrigin/uBlock-issues;

· tempRoberto opened on Apr 28, 2026

addEventListener-defuser.js

Status: Open.

#3970 In uBlockOrigin/uBlock-issues;

· ghajini opened on Mar 29, 2026

New tabs are automatically closed after opening a URL with no-popups: true

Status: Open.

#3945 In uBlockOrigin/uBlock-issues;

· Vanerio opened on Feb 20, 2026

Managed hiddenSettings lost in exported backup

Status: Open.

#3940 In uBlockOrigin/uBlock-issues;

· usfbih8u opened on Feb 12, 2026