{"id":"CVE-2026-88261","aliases":["EUVD-2026-78254","GHSA-mg8g-x4fv-24jg"],"status":"published","title":"Improper input validation vulnerability in bizwell xClick allows Stored XSS.\n\nThis issue affects...","description":"Improper input validation vulnerability in bizwell xClick allows Stored XSS.\n\nThis issue affects xClick: R2, R3, and R3.1.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00376,"percentile":0.31829,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2026-09-15T02:13:55Z","modified":"2026-09-18T19:41:42Z","products":[{"vendor":"bizwell","product":"xclick"}],"references":[{"url":"https://www.bizwell.net/solutions/groupware"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-88261"},{"url":"https://github.com/advisories/GHSA-mg8g-x4fv-24jg"}],"sources":{"cve":[{"id":"CVE-2026-88261","description":"Improper input validation vulnerability in bizwell xClick allows Stored XSS.\n\nThis issue affects xClick: R2, R3, and R3.1.","status":"published","published":"2026-09-15T02:13:55.729Z","modified":"2026-09-15T17:31:45.976Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T13:42:04.39372Z"}],"euvd":[{"id":"EUVD-2026-78254","description":"Improper input validation vulnerability in bizwell xClick allows Stored XSS.\n\nThis issue affects xClick: R2, R3, and R3.1.","status":"published","published":"2026-09-15T02:13:55Z","modified":"2026-09-15T17:31:45Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T17:28:17.768191Z"}],"ghsa":[{"id":"GHSA-mg8g-x4fv-24jg","title":"Improper input validation vulnerability in bizwell xClick allows Stored XSS.\n\nThis issue affects...","description":"Improper input validation vulnerability in bizwell xClick allows Stored XSS.\n\nThis issue affects xClick: R2, R3, and R3.1.","status":"published","published":"2026-09-15T03:30:30Z","modified":"2026-09-15T03:30:36Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/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"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:11:53.5286Z"}],"nvd":[{"id":"CVE-2026-88261","description":"Improper input validation vulnerability in bizwell xClick allows Stored XSS.\n\nThis issue affects xClick: R2, R3, and R3.1.","status":"published","published":"2026-09-15T03:17:06.083Z","modified":"2026-09-18T19:41:42.593Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/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"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:12:47.335523Z"}]}}