{"id":"CVE-2026-14449","aliases":["EUVD-2026-41325","GHSA-5vjc-525r-rgvh"],"status":"published","title":"POST-based reflected XSS via the thanks parameter in form components","description":"u5CMS through v12.8.8 is vulnerable to reflected XSS via the ‘thanks’ parameter in multiple form components","severity":{"version":"4.0","score":6.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:H/SI:H/SA:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00436,"percentile":0.38244,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-07-02T11:47:53Z","modified":"2026-10-28T02:31:04Z","products":[{"vendor":"u5cms","product":"u5cms"}],"references":[{"url":"https://github.com/u5cms/u5cms/releases/tag/v12.8.9","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14449","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-5vjc-525r-rgvh"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/14xxx/CVE-2026-14449.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-14449","title":"POST-based reflected XSS via the thanks parameter in form components","description":"u5CMS through v12.8.8 is vulnerable to reflected XSS via the ‘thanks’ parameter in multiple form components","status":"published","published":"2026-07-02T11:47:53.387Z","modified":"2026-07-02T13:14:25.969Z","cvss":[{"version":"4.0","score":6.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:H/SI:H/SA:H","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:38:32.13011Z"}],"euvd":[{"id":"EUVD-2026-41325","description":"u5CMS through v12.8.8 is vulnerable to reflected XSS via the ‘thanks’ parameter in multiple form components","status":"published","published":"2026-07-02T11:47:53Z","modified":"2026-07-02T13:14:25Z","cvss":[{"version":"4.0","score":6.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:H/SI:H/SA:H","level":"medium"}],"updated_at":"2026-11-02T18:20:17.786883Z"}],"ghsa":[{"id":"GHSA-5vjc-525r-rgvh","title":"u5CMS through v12.8.8 is vulnerable to reflected XSS via the ‘thanks’ parameter in multiple form...","description":"u5CMS through v12.8.8 is vulnerable to reflected XSS via the ‘thanks’ parameter in multiple form components","status":"published","published":"2026-07-02T12:30:59Z","modified":"2026-07-02T15:33:16Z","cvss":[{"version":"4.0","score":6.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:H/SI:H/SA:H/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-79"],"updated_at":"2026-11-02T15:09:12.451783Z"}],"nvd":[{"id":"CVE-2026-14449","description":"u5CMS through v12.8.8 is vulnerable to reflected XSS via the ‘thanks’ parameter in multiple form components","status":"published","published":"2026-07-02T12:16:55.58Z","modified":"2026-07-02T17:42:23.64Z","cvss":[{"version":"4.0","score":6.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:H/SI:H/SA:H/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-79"],"updated_at":"2026-11-02T14:12:27.199837Z"}],"osv":[{"id":"CVE-2026-14449","title":"POST-based reflected XSS via the thanks parameter in form components","description":"u5CMS through v12.8.8 is vulnerable to reflected XSS via the ‘thanks’ parameter in multiple form components","status":"published","published":"2026-07-02T11:47:53.387Z","modified":"2026-10-28T02:31:04.044874842Z","cvss":[{"version":"4.0","score":6.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:H/SI:H/SA:H","level":"medium"}],"updated_at":"2026-11-02T15:44:57.354194Z"}]}}