Kilotest: Diagnoses of legend missing violation by HTML element 628 on Mozilla Foundation page

Here is how tools diagnose the legend missing issue for HTML element 628 of the Mozilla Foundation page.

Basics

• About the legend missing issue
  • Why it matters: User cannot get help on the topic of a group of form items
  • Priority: low
  • Related WCAG standard: 4.1.2
• About the Mozilla Foundation page
  • URL: https://www.mozilla.org/en-US/
  • Tested on 2026-04-03 at 03:56
• About HTML element 628
  • Tag name: FIELDSET
  • Text: Your email address: … Sign Up Now
  • Start tag: <fieldset class="mzp-c-newsletter-content">
  • XPath: /html/body/div[2]/footer[1]/div[1]/div[1]/div[2]/form[1]/fieldset[1]
  • Bounding box: x = 968, y = 7355, width = 680, height = 140

Diagnoses

1. Expected <code><legend></code> to be the first child of the <code><fieldset></code> element, but instead there is <code><div class="mzp-c-form-errors hidden" id="newsletter-errors" data-testid="newsletter-error-message"></div></code>

   Tool: ASLint (eSSENTIAL Accessibility)

   Rule: legend_first_child_of_fieldset

2. <fieldset> element does not have a <legend>

   Tool: Accessibility Checker (IBM)

   Rule: fieldset_legend_valid

3. [failed] The `fieldset` element is neither inside nor referencing a `form` element.

   Tool: QualWeb (University of Lisbon)

   Rule: QW-WCAG-T3

4. Fieldset missing legend

   Tool: WAVE (Utah State University)

   Rule: legend_missing

5. Fieldset does not contain a legend element. All fieldsets should contain a legend element that describes a description of the field group.

   Tool: WallyAX (Wally)