CVE-2025-2893

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{}

{"analysis": {"en": {"generated_at": "2026-04-21T21:05:00.407891+00:00", "value": {"mitigation_remediation": ["Upgrade the Gutenverse plugin to the latest release that fixes the countdown block sanitization issue.", "Review user roles and remove contributor or higher access from users who do not need to edit block content.", "Delete or disable any countdown blocks from pages until the plugin is updated, or implement a site\u2011wide content filter that encodes the block\u2019s output."], "summary": {"action": "Apply Patch", "impact": "Stored Cross\u2011Site Scripting across pages via the countdown block"}, "threat_synthesis": {"affected_systems": "Jegstudio\u2019s Gutenverse \u2013 Ultimate WordPress FSE Blocks Addons & Ecosystem plugin for WordPress is affected. All releases up to and including version 2.2.1 contain the flaw, regardless of the site\u2019s WordPress core version.", "description_and_impact": "The vulnerability resides in the Gutenverse WordPress plugin\u2019s countdown block, where user\u2011supplied attributes are stored without proper sanitization or escaping. An authenticated contributor or higher can inject malicious JavaScript that is later rendered on any page containing the block, leading to client\u2011side code execution. The weakness corresponds to CWE\u201179, which describes stored XSS.", "risk_and_exploitability": "The CVSS score of 6.4 indicates moderate severity, but the EPSS score of less than 1% shows that exploit attempts are rare at present. The flaw is not listed in CISA\u2019s KEV catalog. To exploit it an attacker must be authenticated with contributor-level or higher access and must create or edit a countdown block, embedding malicious payload that will execute whenever any user views the affected page."}}}}, "created": "2026-04-21T21:15:45.445760+00:00", "updated": "2026-04-21T21:15:45.445776+00:00", "vendors": []}