{"id":"CVE-2026-123622","aliases":["EUVD-2026-118298","GHSA-pqrp-xhqp-wc9w"],"status":"published","title":"Usermin through 2.570 XSS via mailbox detach.cgi type Parameter","description":"Usermin through 2.570 contains a cross-site scripting vulnerability in mailbox/detach.cgi that allows remote attackers to execute script by supplying an arbitrary type parameter that bypasses JavaScript filtering. Attackers can email an HTML attachment containing script and lure recipients to a detach.cgi link with type=text/html to run script in the victim's authenticated Usermin session.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00259,"percentile":0.17814,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-11-06T15:00:57Z","modified":"2026-11-11T03:05:29Z","products":[{"vendor":"usermin","product":"usermin"},{"vendor":"webmin","product":"usermin"}],"references":[{"url":"https://github.com/webmin/usermin/issues/142","tags":["issue-tracking","report"]},{"url":"https://github.com/webmin/usermin","tags":["product","package"]},{"url":"https://github.com/webmin/usermin/commit/c5c43b9ad04a60809ac2eb271bf8f3d0fec2e46a","tags":["patch","fix"]},{"url":"https://github.com/webmin/usermin/blob/2.570/mailbox/detach.cgi#L80-L83","tags":["technical-description","article"]},{"url":"https://hackmd.io/@leediay/H144QKY6zl","tags":["technical-description","exploit","article"]},{"url":"https://www.vulncheck.com/advisories/usermin-through-2.570-xss-via-mailbox-detach-cgi-type-parameter","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123622","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-pqrp-xhqp-wc9w"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/123xxx/CVE-2026-123622.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-123622","title":"Usermin through 2.570 XSS via mailbox detach.cgi type Parameter","description":"Usermin through 2.570 contains a cross-site scripting vulnerability in mailbox/detach.cgi that allows remote attackers to execute script by supplying an arbitrary type parameter that bypasses JavaScript filtering. Attackers can email an HTML attachment containing script and lure recipients to a detach.cgi link with type=text/html to run script in the victim's authenticated Usermin session.","status":"published","published":"2026-11-06T15:00:57.104Z","modified":"2026-11-11T03:05:29.613Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-11T04:22:54.647883Z"}],"euvd":[{"id":"EUVD-2026-118298","description":"Usermin through 2.570 contains a cross-site scripting vulnerability in mailbox/detach.cgi that allows remote attackers to execute script by supplying an arbitrary type parameter that bypasses JavaScript filtering. Attackers can email an HTML attachment containing script and lure recipients to a detach.cgi link with type=text/html to run script in the victim's authenticated Usermin session.","status":"published","published":"2026-11-06T15:00:57Z","modified":"2026-11-11T03:05:29Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-11T04:26:26.229088Z"}],"ghsa":[{"id":"GHSA-pqrp-xhqp-wc9w","title":"Usermin through 2.570 contains a cross-site scripting vulnerability in mailbox/detach.cgi that...","description":"Usermin through 2.570 contains a cross-site scripting vulnerability in mailbox/detach.cgi that allows remote attackers to execute script by supplying an arbitrary type parameter that bypasses JavaScript filtering. Attackers can email an HTML attachment containing script and lure recipients to a detach.cgi link with type=text/html to run script in the victim's authenticated Usermin session.","status":"published","published":"2026-11-06T15:31:27Z","modified":"2026-11-06T15:31:35Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/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":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-06T16:00:40.695019Z"}],"nvd":[{"id":"CVE-2026-123622","description":"Usermin through 2.570 contains a cross-site scripting vulnerability in mailbox/detach.cgi that allows remote attackers to execute script by supplying an arbitrary type parameter that bypasses JavaScript filtering. Attackers can email an HTML attachment containing script and lure recipients to a detach.cgi link with type=text/html to run script in the victim's authenticated Usermin session.","status":"published","published":"2026-11-06T15:17:19.9Z","modified":"2026-11-12T21:30:23.87Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/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":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-11T07:23:50.038809Z"}],"osv":[{"id":"CVE-2026-123622","title":"Usermin through 2.570 XSS via mailbox detach.cgi type Parameter","description":"Usermin through 2.570 contains a cross-site scripting vulnerability in mailbox/detach.cgi that allows remote attackers to execute script by supplying an arbitrary type parameter that bypasses JavaScript filtering. Attackers can email an HTML attachment containing script and lure recipients to a detach.cgi link with type=text/html to run script in the victim's authenticated Usermin session.","status":"published","published":"2026-11-06T15:00:57.104Z","modified":"2026-11-08T02:47:31.688032387Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-08T02:57:14.556074Z"}]}}