Issues

• activeTab: Should choosing a menu item in a cross-origin subframe grant access to that frame?

  needs-triage: chromeneeds-triage: firefoxneeds-triage: safaritopic: activeTab
  w3c/webextensions#1195 · Filter by author kiaraarose opened on Nov 13, 2026

• Proposal: density matching criteria for IconVariant

  needs-triage: chromeneeds-triage: firefoxneeds-triage: safaritopic: icons
  w3c/webextensions#1193 · Filter by author carlosjeurissen opened on Nov 12, 2026

• Inconsistent handling of implicit permission grant from content scripts

  inconsistencytopic: content scriptstopic: permissions
  w3c/webextensions#1192 · Filter by author oliverdunk opened on Nov 12, 2026
  3

• Allow runtime.getContexts() without passing a filter

  implemented: orioninconsistencyneeds-triage: chromeneeds-triage: firefoxneeds-triage: safari
  w3c/webextensions#1191 · Filter by author carlosjeurissen opened on Nov 12, 2026

• Proposal: look up vector icon sizes in device-independent pixels

  needs-triage: chromeneeds-triage: firefoxopposed: safariproposaltopic: icons
  w3c/webextensions#1190 · Filter by author xeenon opened on Nov 12, 2026
  2

• Add support for tabs.onUpdated filters

  implemented: firefoximplemented: orionneeds-triage: chromesupportive: safaritopic: tabs and windows
  w3c/webextensions#1189 · Filter by author carlosjeurissen opened on Nov 11, 2026

• Proposal: browser.tabs.query option to specify which Tab properties to return

  needs-triage: chromeneeds-triage: firefoxneeds-triage: safaritopic: tabs and windows
  w3c/webextensions#1187 · Filter by author tophf opened on Nov 10, 2026
  6

• Agenda discussion for public meeting on 2026-11-19

  agendawecg
  w3c/webextensions#1184 · Filter by author Rob--W opened on Nov 5, 2026
  2

  

• Working Group agenda discussion for 2026-11-12 meeting

  agendawewg
  w3c/webextensions#1182 · Filter by author dotproto opened on Nov 5, 2026
  1

• Move WebExtensions specs from WECG to WEWG

  adminwewg
  w3c/webextensions#1181 · Filter by author dotproto opened on Nov 5, 2026

• Specify failure, update, removal and lifetime of the background service worker registration

  inconsistencyneeds-triage: chromeneeds-triage: firefoxneeds-triage: safarispec clarificationtopic: background scripting
  w3c/webextensions#1177 · Filter by author xeenon opened on Nov 3, 2026

• Specify what Service Workers must admit for the background service worker registration

  inconsistencyneeds-triage: chromeneeds-triage: firefoxneeds-triage: safarispec clarificationtopic: background scripting
  w3c/webextensions#1176 · Filter by author xeenon opened on Nov 3, 2026

• Allow declaring a separate set of icons which can be used as monochrome icons

  needs-triage: chromeneeds-triage: firefoxsupportive: safaritopic: actiontopic: icons
  w3c/webextensions#1172 · Filter by author carlosjeurissen opened on Nov 1, 2026

• Specify the different types of tab and window ids

  spec clarificationwewg
  w3c/webextensions#1170 · Filter by author carlosjeurissen opened on Oct 31, 2026

• Adopt Semantic Line Breaks in our markdown documents

  adminwewg
  w3c/webextensions#1169 · Filter by author carlosjeurissen opened on Oct 31, 2026
  2

• Proposal: expose browser.tabs.TAB_ID_ASSOCIATED constant

  follow-up: chromeneeds-triage: chromesupportive: firefoxsupportive: safaritopic: tabs and windows
  w3c/webextensions#1168 · Filter by author carlosjeurissen opened on Oct 30, 2026
  3

• Make tabs.getCurrent() return the containing tab for embedded options_ui

  implemented: firefoxinconsistencyneutral: safarisupportive: chrometopic: tabs and windows
  w3c/webextensions#1167 · Filter by author carlosjeurissen opened on Oct 30, 2026

• Expose embedded options_ui in runtime.getContexts()

  implemented: firefoxinconsistencyneutral: safarisupportive: chrome
  w3c/webextensions#1166 · Filter by author carlosjeurissen opened on Oct 30, 2026
  1

• Inconsistency: action.setIcon({ path: "" })

  needs-triage: chromeneeds-triage: firefoxneeds-triage: safarispec clarificationtopic: actiontopic: icons
  w3c/webextensions#1165 · Filter by author carlosjeurissen opened on Oct 30, 2026

• Offer extensions to opt-out of magic permission prompts by the browser

  needs-triage: chromeneeds-triage: firefoxneeds-triage: safaritopic: permissions
  w3c/webextensions#1163 · Filter by author carlosjeurissen opened on Oct 28, 2026

• Group statement on intent to move to optional permissions

  admintasktopic: permissions
  Task

  w3c/webextensions#1160 · Filter by author dotproto opened on Oct 27, 2026
  3

  

• Determine what icons to use if icon_variants does not yield a matching icon group

  inconsistencyneeds-triage: chromeneeds-triage: firefoxneeds-triage: safarispec clarificationtopic: icons
  w3c/webextensions#1159 · Filter by author carlosjeurissen opened on Oct 27, 2026

• Specify when an event listener counts as registered

  needs-triage: chromeneeds-triage: firefoxneeds-triage: safarispec clarificationtopic: background scripting
  w3c/webextensions#1158 · Filter by author xeenon opened on Oct 26, 2026

• Inconsistency: a manifest path that escapes the extension root (../)

  inconsistencyneeds-triage: chromeneeds-triage: firefoxneeds-triage: safarispec clarificationtopic: background scriptingtopic: icons
  w3c/webextensions#1157 · Filter by author xeenon opened on Oct 26, 2026

• Specify what happens when a script in background.scripts fails to load

  needs-triage: chromeneeds-triage: firefoxneeds-triage: safarispec clarificationtopic: background scripting
  w3c/webextensions#1156 · Filter by author xeenon opened on Oct 26, 2026