Kilotest: Diagnoses of tab-opening link action unstated? violation by HTML element 414 on Mozilla Foundation page

Here is how tools diagnose the tab-opening link action unstated? issue for HTML element 414 of the Mozilla Foundation page.

Basics

• About the tab-opening link action unstated? issue
  • Why it matters: Following a link opens a new window, possibly surprising a user
  • Priority: lowest
  • Related WCAG standard: 3.2.5
• About the Mozilla Foundation page
  • URL: https://www.mozilla.org/en-US/
  • Tested on 2026-04-03 at 03:56
• About HTML element 414
  • Take me there
  • Tag name: A
  • Text: Own What You Build
  • Start tag: <a href="https://www.youtube.com/watch?v=obRiQme2b3M" class="m24-c-gallery-tile-link" rel="external" target="_blank" data-link-text="Watch now (Own What You Build)">
  • XPath: /html/body/div[2]/main[1]/section[1]/div[1]/div[1]/div[2]/h3[1]/a[1]
  • Bounding box: x = 620, y = 3502, width = 680, height = 35

Diagnoses

1. Check that this link's link text contains information indicating that the link will open in a new window.

   Tool: HTML CodeSniffer (Squiz Labs)

   Rule: W-WCAG2AAA.Principle3.Guideline3_2.3_2_5.H83.3

2. Link has a target=_blank attribute

   Tool: Testaro (CVS Health)

   Rule: linkExt