Kilotest: Diagnoses of tab-opening link action unstated? violation by HTML element 1338 on Prometheus page

Here is how tools diagnose the tab-opening link action unstated? issue for HTML element 1338 of the Prometheus 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 Prometheus page
  • URL: https://www.joinprometheus.org/
  • Tested on 2026-04-07 at 19:19
• About HTML element 1338
  • Tag name: A
  • Text: [not applicable]
  • Start tag: <a data-testid="linkElement" href="https://www.linkedin.com/company/pro-metheus/" target="_blank" rel="noreferrer noopener" class="aeyn4z">
  • XPath: [not obtained]
  • Bounding box: x = 1354, y = 3362, width = 35, 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