{"id":"CVE-2016-3406","aliases":["EUVD-2016-4432","GHSA-347g-chwc-r42f"],"status":"published","title":"Multiple cross-site request forgery (CSRF) vulnerabilities in Zimbra Collaboration before 8.7.0...","description":"Multiple cross-site request forgery (CSRF) vulnerabilities in Zimbra Collaboration before 8.7.0 allow remote attackers to hijack the authentication of unspecified victims via vectors involving (1) the Client uploader extension or (2) extension REST handlers, aka bugs 104294 and 104456.","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00935,"percentile":0.61012,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-352"],"published":"2017-01-18T22:00:00Z","modified":"2026-06-17T00:45:37Z","products":[{"vendor":"synacor","product":"zimbra_collaboration_suite"}],"references":[{"url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/8.7.0","tags":["x_refsource_CONFIRM","x_transferred","Release Notes"]},{"url":"http://www.securityfocus.com/bid/95890","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://bugzilla.zimbra.com/show_bug.cgi?id=104456","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Third Party Advisory"]},{"url":"https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://bugzilla.zimbra.com/show_bug.cgi?id=104294","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-3406"},{"url":"https://github.com/advisories/GHSA-347g-chwc-r42f"}],"sources":{"cve":[{"id":"CVE-2016-3406","description":"Multiple cross-site request forgery (CSRF) vulnerabilities in Zimbra Collaboration before 8.7.0 allow remote attackers to hijack the authentication of unspecified victims via vectors involving (1) the Client uploader extension or (2) extension REST handlers, aka bugs 104294 and 104456.","status":"published","published":"2017-01-18T22:00:00Z","modified":"2024-08-05T23:56:13.406Z","updated_at":"2026-11-02T14:33:34.094161Z"}],"euvd":[{"id":"EUVD-2016-4432","description":"Multiple cross-site request forgery (CSRF) vulnerabilities in Zimbra Collaboration before 8.7.0 allow remote attackers to hijack the authentication of unspecified victims via vectors involving (1) the Client uploader extension or (2) extension REST handlers, aka bugs 104294 and 104456.","status":"published","published":"2017-01-18T22:00:00Z","modified":"2024-08-05T23:56:13Z","updated_at":"2026-11-03T02:22:50.077805Z"}],"ghsa":[{"id":"GHSA-347g-chwc-r42f","title":"Multiple cross-site request forgery (CSRF) vulnerabilities in Zimbra Collaboration before 8.7.0...","description":"Multiple cross-site request forgery (CSRF) vulnerabilities in Zimbra Collaboration before 8.7.0 allow remote attackers to hijack the authentication of unspecified victims via vectors involving (1) the Client uploader extension or (2) extension REST handlers, aka bugs 104294 and 104456.","status":"published","published":"2022-05-13T01:26:02Z","modified":"2023-02-01T05:07:41Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:50:35.618049Z"}],"nvd":[{"id":"CVE-2016-3406","description":"Multiple cross-site request forgery (CSRF) vulnerabilities in Zimbra Collaboration before 8.7.0 allow remote attackers to hijack the authentication of unspecified victims via vectors involving (1) the Client uploader extension or (2) extension REST handlers, aka bugs 104294 and 104456.","status":"published","published":"2017-01-18T22:59:00.343Z","modified":"2026-06-17T00:45:37.58Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:03:33.686843Z"}]}}