{"schema":"threatline.record/2","record":{"id":"CVE-2018-6882","aliases":[],"summary":"Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting (XSS) Vulnerability","details":"Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting vulnerability that might allow remote attackers to inject arbitrary web script or HTML.","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-2018-6882","source_modified_at":"2026-10-01T19:33:16.504Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}],"defaultStatus":null}],"fixed_versions":[],"cvss":6.1,"severity":"Medium","kev":{"listed":true,"date_added":"2022-04-19","due_date":"2022-05-10","required_action":"Apply updates per vendor instructions.","ransomware_campaign_use":"Known"},"epss":{"probability":0.29761,"percentile":0.98202,"score_date":"2026-10-23"},"published_at":"2018-03-27T16:00:00.000Z","modified_at":"2026-10-01T19:33:16.504Z","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-2018-6882","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-01T19:33:16.504Z"},{"source":"Nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2018/CVE-2018-6882.yaml","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":null},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2018-6882","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","Nuclei","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-6882","source":"CISA KEV"},{"source":"CVE List","url":"https://www.securify.nl/advisory/SFY20180101/cross-site-scripting-vulnerability-in-zimbra-collaboration-suite-due-to-the-way-it-handles-attachment-links.html","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.7","tags":["x_refsource_CONFIRM","x_transferred"]},{"source":"CVE List","url":"https://bugzilla.zimbra.com/show_bug.cgi?id=108786","tags":["x_refsource_CONFIRM","x_transferred"]},{"source":"CVE List","url":"https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories","tags":["x_refsource_CONFIRM","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-6882","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":"total","assessed_at":"2026-08-13T03:55:36.807021Z"},"exploits":[{"source":"Nuclei","kind":"Scanner template","name":"Zimbra Collaboration Suite - Cross-site Scripting","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2018/CVE-2018-6882.yaml"}],"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-01T19:33:16.504Z","content_hash":"bb036ecc4eeac7a423649fa6fa86f9997aeeb2fdd5eeb6c7209192f7cf356d11"}}