{"id":"CVE-2016-6854","aliases":["EUVD-2016-7739","GHSA-8f3m-v9r8-jc7p"],"status":"published","title":"An issue was discovered in Open-Xchange OX Guard before 2.4.2-rev5. Script code which got...","description":"An issue was discovered in Open-Xchange OX Guard before 2.4.2-rev5. Script code which got injected to a mail with inline PGP signature gets executed when verifying the signature. 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":0.02441,"percentile":0.84416,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-79"],"published":"2016-12-15T06:31:00Z","modified":"2026-06-17T00:51:53Z","exploits":[{"source":"exploitdb","id":"EDB-40377","title":"Open-Xchange Guard 2.4.2 - Multiple Cross-Site Scripting Vulnerabilities","type":"webapps","platform":"linux","date":"2016-09-13","url":"https://www.exploit-db.com/exploits/40377"}],"products":[{"vendor":"open-xchange","product":"ox_guard"}],"references":[{"url":"http://www.securityfocus.com/bid/92920","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://packetstormsecurity.com/files/138701/Open-Xchange-Guard-2.4.2-Cross-Site-Scripting.html","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/40377/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/archive/1/539395/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-6854"},{"url":"https://www.exploit-db.com/exploits/40377"},{"url":"https://github.com/advisories/GHSA-8f3m-v9r8-jc7p"}],"sources":{"cve":[{"id":"CVE-2016-6854","description":"An issue was discovered in Open-Xchange OX Guard before 2.4.2-rev5. Script code which got injected to a mail with inline PGP signature gets executed when verifying the signature. 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":"2024-08-06T01:43:38.589Z","updated_at":"2026-11-02T14:33:34.443637Z"}],"euvd":[{"id":"EUVD-2016-7739","description":"An issue was discovered in Open-Xchange OX Guard before 2.4.2-rev5. Script code which got injected to a mail with inline PGP signature gets executed when verifying the signature. 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":"2024-08-06T01:43:38Z","updated_at":"2026-11-03T02:22:35.048987Z"}],"ghsa":[{"id":"GHSA-8f3m-v9r8-jc7p","title":"An issue was discovered in Open-Xchange OX Guard before 2.4.2-rev5. Script code which got...","description":"An issue was discovered in Open-Xchange OX Guard before 2.4.2-rev5. Script code which got injected to a mail with inline PGP signature gets executed when verifying the signature. 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":"2022-05-14T02:20:06Z","modified":"2025-04-12T13:07:29Z","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":"2026-11-02T15:01:30.348567Z"}],"nvd":[{"id":"CVE-2016-6854","description":"An issue was discovered in Open-Xchange OX Guard before 2.4.2-rev5. Script code which got injected to a mail with inline PGP signature gets executed when verifying the signature. 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":"2016-12-15T06:59:25.83Z","modified":"2026-06-17T00:51:53.563Z","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"}]}}