CVE-2026-8489

{"id": "CVE-2026-8489", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-8489", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-06T15:32:38.660364Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security@wordfence.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 3.1}]}, "affected": [{"source": "security@wordfence.com", "affectedData": [{"vendor": "ultimatemember", "product": "Ultimate Member \u2013 User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin", "versions": [{"status": "affected", "version": "0", "versionType": "semver", "lessThanOrEqual": "2.11.4"}], "defaultStatus": "unaffected"}]}], "published": "2026-07-03T06:16:22.670", "references": [{"url": "https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.2/includes/core/class-fields.php#L4577", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.2/includes/core/class-form.php#L854", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.2/includes/core/class-profile.php#L479", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.2/includes/core/um-actions-form.php#L628", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.2/includes/core/um-filters-fields.php#L271", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.4/includes/core/class-fields.php#L4577", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.4/includes/core/class-form.php#L854", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.4/includes/core/class-profile.php#L479", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.4/includes/core/um-actions-form.php#L628", "source": "security@wordfence.com"}, {"url": "https://plugins.trac.wordpress.org/browser/ultimate-member/tags/2.11.4/includes/core/um-filters-fields.php#L271", "source": "security@wordfence.com"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/229a4e61-571c-44c6-9972-4dfc743afffe?source=cve", "source": "security@wordfence.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "security@wordfence.com", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "The Ultimate Member \u2013 User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'about_me' parameter in all versions up to, and including, 2.11.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}], "lastModified": "2026-07-06T18:02:49.450", "sourceIdentifier": "security@wordfence.com"}