CVE-2025-66376

{"id": "CVE-2025-66376", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.2, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 3.9}]}, "published": "2026-01-05T15:15:44.903", "references": [{"url": "https://wiki.zimbra.com/wiki/Security_Center", "source": "cve@mitre.org"}, {"url": "https://wiki.zimbra.com/wiki/Zimbra_Releases/10.0.18#Security_Fixes", "source": "cve@mitre.org"}, {"url": "https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.13#Security_Fixes", "source": "cve@mitre.org"}, {"url": "https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy", "source": "cve@mitre.org"}, {"url": "https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories", "source": "cve@mitre.org"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Primary", "source": "cve@mitre.org", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "Zimbra Collaboration (ZCS) 10 before 10.0.18 and 10.1 before 10.1.13 allows Classic UI stored XSS via Cascading Style Sheets (CSS) @import directives in an HTML e-mail message."}], "lastModified": "2026-01-08T18:09:49.800", "sourceIdentifier": "cve@mitre.org"}