{"id":"CVE-2016-6845","aliases":["EUVD-2016-7730","GHSA-cqqm-9jqx-38jv"],"status":"published","title":"An issue was discovered in Open-Xchange OX App Suite before 7.8.2-rev8. Script code within...","description":"An issue was discovered in Open-Xchange OX App Suite before 7.8.2-rev8. Script code within hyperlinks at HTML E-Mails is not getting correctly sanitized when using base64 encoded \"data\" resources. This allows an attacker to provide hyperlinks that may execute script code instead of directing to a proper location. Malicious script code can be executed within a user's context. This can lead to session hijacking or triggering unwanted actions via the web interface (sending mail, deleting data etc.).","severity":{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00713,"percentile":0.53901,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2016-12-15T06:31:00Z","modified":"2026-06-17T00:51:52Z","products":[{"vendor":"open-xchange","product":"open-xchange_appsuite"}],"references":[{"url":"http://www.securityfocus.com/bid/93457","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://software.open-xchange.com/OX6/6.22/doc/Release_Notes_for_Patch_Release_3522_7.8.2_2016-08-29.pdf","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-6845"},{"url":"https://github.com/advisories/GHSA-cqqm-9jqx-38jv"}],"sources":{"cve":[{"id":"CVE-2016-6845","description":"An issue was discovered in Open-Xchange OX App Suite before 7.8.2-rev8. Script code within hyperlinks at HTML E-Mails is not getting correctly sanitized when using base64 encoded \"data\" resources. This allows an attacker to provide hyperlinks that may execute script code instead of directing to a proper location. Malicious script code can be executed within a user's context. This can lead to session hijacking or triggering unwanted actions via the web interface (sending mail, deleting data etc.).","status":"published","published":"2016-12-15T06:31:00Z","modified":"2024-08-06T01:43:37.855Z","updated_at":"2026-11-02T14:33:34.815789Z"}],"euvd":[{"id":"EUVD-2016-7730","description":"An issue was discovered in Open-Xchange OX App Suite before 7.8.2-rev8. Script code within hyperlinks at HTML E-Mails is not getting correctly sanitized when using base64 encoded \"data\" resources. This allows an attacker to provide hyperlinks that may execute script code instead of directing to a proper location. Malicious script code can be executed within a user's context. This can lead to session hijacking or triggering unwanted actions via the web interface (sending mail, deleting data etc.).","status":"published","published":"2016-12-15T06:31:00Z","modified":"2024-08-06T01:43:37Z","updated_at":"2026-11-03T02:22:35.505212Z"}],"ghsa":[{"id":"GHSA-cqqm-9jqx-38jv","title":"An issue was discovered in Open-Xchange OX App Suite before 7.8.2-rev8. Script code within...","description":"An issue was discovered in Open-Xchange OX App Suite before 7.8.2-rev8. Script code within hyperlinks at HTML E-Mails is not getting correctly sanitized when using base64 encoded \"data\" resources. This allows an attacker to provide hyperlinks that may execute script code instead of directing to a proper location. Malicious script code can be executed within a user's context. This can lead to session hijacking or triggering unwanted actions via the web interface (sending mail, deleting data etc.).","status":"published","published":"2022-05-17T03:21:18Z","modified":"2023-01-27T05:06:48Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:42:59.235354Z"}],"nvd":[{"id":"CVE-2016-6845","description":"An issue was discovered in Open-Xchange OX App Suite before 7.8.2-rev8. Script code within hyperlinks at HTML E-Mails is not getting correctly sanitized when using base64 encoded \"data\" resources. This allows an attacker to provide hyperlinks that may execute script code instead of directing to a proper location. Malicious script code can be executed within a user's context. This can lead to session hijacking or triggering unwanted actions via the web interface (sending mail, deleting data etc.).","status":"published","published":"2016-12-15T06:59:18.283Z","modified":"2026-06-17T00:51:52.637Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:03:32.79141Z"}]}}