{"id":"CVE-2015-8684","aliases":["EUVD-2015-8561","GHSA-2hc2-j336-j495"],"status":"published","title":"Exponent CMS before 2.3.7 does not properly restrict the types of files that can be uploaded,...","description":"Exponent CMS before 2.3.7 does not properly restrict the types of files that can be uploaded, which allows remote attackers to conduct cross-site scripting (XSS) attacks and possibly have other unspecified impact as demonstrated by uploading a file with an .html extension, then accessing it via the elFinder functionality.","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":0.01229,"percentile":0.69098,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2017-01-18T17:00:00Z","modified":"2026-06-17T00:35:02Z","products":[{"vendor":"exponentcms","product":"exponent_cms"}],"references":[{"url":"https://packetstormsecurity.com/files/136762/Exponent-CMS-2.3.5-File-Upload-Cross-Site-Scripting.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://exponentcms.lighthouseapp.com/projects/61783/tickets/1323-exponent-cms-235-file-upload-cross-site-scripting-vulnerability","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-8684"},{"url":"https://github.com/advisories/GHSA-2hc2-j336-j495"}],"sources":{"cve":[{"id":"CVE-2015-8684","description":"Exponent CMS before 2.3.7 does not properly restrict the types of files that can be uploaded, which allows remote attackers to conduct cross-site scripting (XSS) attacks and possibly have other unspecified impact as demonstrated by uploading a file with an .html extension, then accessing it via the elFinder functionality.","status":"published","published":"2017-01-18T17:00:00Z","modified":"2024-08-06T08:29:20.683Z","updated_at":"2026-11-02T14:35:40.900357Z"}],"euvd":[{"id":"EUVD-2015-8561","description":"Exponent CMS before 2.3.7 does not properly restrict the types of files that can be uploaded, which allows remote attackers to conduct cross-site scripting (XSS) attacks and possibly have other unspecified impact as demonstrated by uploading a file with an .html extension, then accessing it via the elFinder functionality.","status":"published","published":"2017-01-18T17:00:00Z","modified":"2024-08-06T08:29:20Z","updated_at":"2026-11-03T01:57:26.384611Z"}],"ghsa":[{"id":"GHSA-2hc2-j336-j495","title":"Exponent CMS before 2.3.7 does not properly restrict the types of files that can be uploaded,...","description":"Exponent CMS before 2.3.7 does not properly restrict the types of files that can be uploaded, which allows remote attackers to conduct cross-site scripting (XSS) attacks and possibly have other unspecified impact as demonstrated by uploading a file with an .html extension, then accessing it via the elFinder functionality.","status":"published","published":"2022-05-17T03:03:36Z","modified":"2023-01-27T05:06:06Z","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":"2026-11-02T14:42:49.857991Z"}],"nvd":[{"id":"CVE-2015-8684","description":"Exponent CMS before 2.3.7 does not properly restrict the types of files that can be uploaded, which allows remote attackers to conduct cross-site scripting (XSS) attacks and possibly have other unspecified impact as demonstrated by uploading a file with an .html extension, then accessing it via the elFinder functionality.","status":"published","published":"2017-01-18T17:59:00.293Z","modified":"2026-06-17T00:35:02.543Z","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":"2026-11-02T14:03:16.97467Z"}]}}