Kilotest: Diagnoses of attribute value invalid violation by HTML element 260 on Charity Navigator page

Basics

About the page

• URL: https://www.charitynavigator.org/
• Tested 3 days ago on 2026-10-07 at 19:56 by job 261007T1941-rxh
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 11
  • Violations: 720
  • Violators: 293
  • Issues: 47
• Download the full technical report (JSON)

About the issue

• Why it matters: Item behaves improperly
• Priority: highest
• Related WCAG standard: 1.3.1
• Reported by 1 rule engine (Html Checker API)
• Violations: 23
• Violators: 23

About the violator

• Tag name: IMG
• Text: [not applicable]
• Start tag: <img class="e-image-base e-default-img e-b4d29de-d875ed9" data-e-type="widget" data-id="b4d29de" id="10910" src="https://www.charitynavigator.org/uploads/2026/08/close_x.svg" width="18" height="18" srcset="" alt="">
• XPath: /html/body/header[1]/div[1]/div[4]/div[1]/div[2]/div[1]/div[1]/div[1]/button[1]/img[1]
• Bounding box: [not obtained]
• Reported by Html Checker API

Diagnoses

Here is how rule engines diagnose the attribute value invalid issue for HTML element 260 of the Charity Navigator page.

1. Bad value for attribute srcset on element img: Must contain one or more image candidate strings.

   Rule engine: Html Checker API (World Wide Web Consortium)