{"id":"CVE-2020-37103","aliases":["EUVD-2020-30988","GHSA-mwcw-c9qw-pvc9"],"status":"published","title":"DotNetNuke 9.5 - Persistent Cross-Site Scripting","description":"DotNetNuke 9.5 contains a persistent cross-site scripting vulnerability that allows normal users to upload malicious XML files with executable scripts through journal tools. Attackers can upload XML files with XHTML namespace scripts to execute arbitrary JavaScript in users' browsers, potentially bypassing CSRF protections and performing more damaging attacks.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00355,"percentile":0.29593,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-02-03T16:52:42Z","modified":"2026-10-24T10:30:27Z","products":[{"vendor":"dnnsoftware","product":"dotnetnuke"}],"references":[{"url":"https://www.exploit-db.com/exploits/48124","tags":["exploit","Exploit","Third Party Advisory","VDB Entry","evidence"]},{"url":"http://dnnsoftware.com/","tags":["product","Product","web"]},{"url":"https://medium.com/@SajjadPourali/dnn-dotnetnuke-cms-not-as-secure-as-you-think-e8516f789175","tags":["technical-description","Third Party Advisory","advisory"]},{"url":"https://www.vulncheck.com/advisories/dotnetnuke-persistent-cross-site-scripting","tags":["third-party-advisory","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-37103"},{"url":"http://dnnsoftware.com"},{"url":"https://github.com/advisories/GHSA-mwcw-c9qw-pvc9"}],"sources":{"cve":[{"id":"CVE-2020-37103","title":"DotNetNuke 9.5 - Persistent Cross-Site Scripting","description":"DotNetNuke 9.5 contains a persistent cross-site scripting vulnerability that allows normal users to upload malicious XML files with executable scripts through journal tools. Attackers can upload XML files with XHTML namespace scripts to execute arbitrary JavaScript in users' browsers, potentially bypassing CSRF protections and performing more damaging attacks.","status":"published","published":"2026-02-03T16:52:42.523Z","modified":"2026-05-14T02:06:49.369Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:35:47.22408Z"}],"euvd":[{"id":"EUVD-2020-30988","description":"DotNetNuke 9.5 contains a persistent cross-site scripting vulnerability that allows normal users to upload malicious XML files with executable scripts through journal tools. Attackers can upload XML files with XHTML namespace scripts to execute arbitrary JavaScript in users' browsers, potentially bypassing CSRF protections and performing more damaging attacks.","status":"published","published":"2026-02-03T16:52:42Z","modified":"2026-05-14T02:06:49Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:04:32.516693Z"}],"ghsa":[{"id":"GHSA-mwcw-c9qw-pvc9","title":"DotNetNuke 9.5 contains a persistent cross-site scripting vulnerability that allows normal users...","description":"DotNetNuke 9.5 contains a persistent cross-site scripting vulnerability that allows normal users to upload malicious XML files with executable scripts through journal tools. Attackers can upload XML files with XHTML namespace scripts to execute arbitrary JavaScript in users' browsers, potentially bypassing CSRF protections and performing more damaging attacks.","status":"published","published":"2026-02-03T18:30:44Z","modified":"2026-02-03T18:30:45Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:06:01.446393Z"}],"nvd":[{"id":"CVE-2020-37103","description":"DotNetNuke 9.5 contains a persistent cross-site scripting vulnerability that allows normal users to upload malicious XML files with executable scripts through journal tools. Attackers can upload XML files with XHTML namespace scripts to execute arbitrary JavaScript in users' browsers, potentially bypassing CSRF protections and performing more damaging attacks.","status":"published","published":"2026-02-03T18:16:10.47Z","modified":"2026-06-17T03:16:58.863Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:48.591569Z"}],"osv":[{"id":"CVE-2020-37103","description":"DotNetNuke 9.5 contains a persistent cross-site scripting vulnerability that allows normal users to upload malicious XML files with executable scripts through journal tools. Attackers can upload XML files with XHTML namespace scripts to execute arbitrary JavaScript in users' browsers, potentially bypassing CSRF protections and performing more damaging attacks.","status":"published","published":"2026-02-03T18:16:10.47Z","modified":"2026-10-24T10:30:27.086635261Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:16.936975Z"}]}}