aria-hidden not allowed on elements with hidden=until-found Web Standard

Description

aria-hidden is not allowed on elements with a hidden=until-found attribute.

Help

This combination prevents content from being accessible to assistive technology when revealed through search.

Applicable standards

• 4.2
• (Success Criteria: 4.1.2 level A)
• (Success Criteria: 4.1.2 level A)
• (Success Criteria: 4.1.2 level A)
• (Success Criteria: 4.1.2 level A)
• HTML

Note: Section 508 Refresh (2017) checkpoints are equivalent to WCAG 2.0 level A and level AA checkpoints. EN 301 549 checkpoints are equivalent to WCAG 2.1 level A and level AA checkpoints.

Change history

• 2026.60 Apr 2026 Added mapping to ARIA 1.3.
• 6.58 Oct 2025 Added.

This page describes a web site issue detected in HTML documents by SortSite Desktop and OnDemand Suite.

Rule ID: W3cHtml5AriaHiddenNotAllowed-hidden-until-found