{"schema":"threatline.record/2","record":{"id":"CVE-2025-48700","aliases":[],"summary":"Synacor Zimbra Collaboration Suite (ZCS) Cross-site Scripting Vulnerability","details":"Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting vulnerability that could allow attackers to execute arbitrary JavaScript within the user's session, potentially leading to unauthorized access to sensitive information.","categories":["Applications & CMS"],"product":"Zimbra Collaboration Suite (ZCS)","vendor":"Synacor","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2025-48700","source_modified_at":"2026-04-21T03:55:38.511Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"n/a","vendor":"n/a","versions":[{"version":"n/a","status":"affected"}],"defaultStatus":null}],"fixed_versions":[],"cvss":6.1,"severity":"Medium","kev":{"listed":true,"date_added":"2026-04-20","due_date":"2026-04-23","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.01713,"percentile":0.77213,"score_date":"2026-10-23"},"published_at":"2025-06-23T00:00:00.000Z","modified_at":"2026-04-21T03:55:38.511Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2025-48700","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-04-21T03:55:38.511Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2025-48700","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-48700","source":"CISA KEV"},{"source":"CVE List","url":"https://wiki.zimbra.com/wiki/Security_Center"},{"source":"CVE List","url":"https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy"},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-48700","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"partial","assessed_at":"2026-04-20T00:00:00+00:00"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-04-21T03:55:38.511Z","content_hash":"3341e8b907f7df355ac4d864ac7d0b39336cbda2d80a9dceb66bca86e4276a26"}}