Kilotest: Diagnoses of legend missing
violation by HTML element 628 on Mozilla Foundation page
Basics
About the page
- URL: https://www.mozilla.org/en-US/
- Tested 32 days ago on 2026-09-08 at 04:02 by job
260908T0359-xmh - Summary of results:
- Rule engines:
- Called: 12
- Were able to test: 12
- Reported any rule violations: 11
- Violations: 753
- Violators: 192
- Issues: 47
- Rule engines:
- Download the full technical report (JSON)
About the 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
- Reported by 4 rule engines (Accessibility Checker + ASLint + HTML CodeSniffer + QualWeb)
- Violations: 4
- Violators: 1
About the violator
- 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 = 7033, width = 680, height = 140
- Reported by Accessibility Checker + ASLint + HTML CodeSniffer + QualWeb
Diagnoses
Here is how rule engines diagnose the legend missing
issue for HTML element 628 of the Mozilla Foundation page.
- 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>
Rule engine: ASLint (eSSENTIAL Accessibility)
Rule:
legend_first_child_of_fieldset - Fieldset does not contain a legend element. All fieldsets should contain a legend element that describes a description of the field group.
Rule engine: HTML CodeSniffer (Squiz Labs)
Rule:
E-WCAG2AAA.Principle1.Guideline1_3.1_3_1.H71.NoLegend - <fieldset> element does not have a <legend>
Rule engine: Accessibility Checker (IBM)
Rule:
fieldset_legend_valid - [failed] The `fieldset` element is neither inside nor referencing a `form` element.
Rule engine: QualWeb (University of Lisbon)
Rule:
QW-WCAG-T3