{"id":"CVE-2026-82451","aliases":["EUVD-2026-68106","GHSA-3p45-hx6j-c7f5","GHSA-hpgc-57cm-66pc"],"status":"published","title":"Formwork \u003c 2.3.11 Stored XSS via Referer Header","description":"Formwork before 2.3.11 contains a stored cross-site scripting vulnerability in visit tracking that records the Referer header host unescaped. Unauthenticated attackers can craft malicious Referer headers to inject markup that executes in administrator browsers when viewing the Statistics panel.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00356,"percentile":0.29746,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-08-29T13:47:54Z","modified":"2026-11-08T14:09:09Z","products":[{"vendor":"getformwork","product":"formwork"}],"references":[{"url":"https://github.com/getformwork/formwork/security/advisories/GHSA-hpgc-57cm-66pc","tags":["vendor-advisory","advisory"]},{"url":"https://github.com/getformwork/formwork/releases/tag/2.3.11","tags":["release-notes","advisory"]},{"url":"https://www.vulncheck.com/advisories/formwork-stored-xss-via-referer-header","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-82451","tags":["advisory"]},{"url":"https://github.com/getformwork/formwork","tags":["package"]},{"url":"https://github.com/getformwork/formwork/blob/89d1908572e55809d6ee1771f59a816494c29573/panel/views/statistics/index.php"},{"url":"https://www.vulncheck.com/advisories/formwork-through-2.3.14-stored-xss-via-referer-header"},{"url":"https://github.com/advisories/GHSA-3p45-hx6j-c7f5"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/82xxx/CVE-2026-82451.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-82451","title":"Formwork \u003c 2.3.11 Stored XSS via Referer Header","description":"Formwork before 2.3.11 contains a stored cross-site scripting vulnerability in visit tracking that records the Referer header host unescaped. Unauthenticated attackers can craft malicious Referer headers to inject markup that executes in administrator browsers when viewing the Statistics panel.","status":"published","published":"2026-08-29T13:47:54.007Z","modified":"2026-11-08T14:09:09.385Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/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":"2026-11-08T15:43:34.234229Z"}],"euvd":[{"id":"EUVD-2026-68106","description":"Formwork before 2.3.11 contains a stored cross-site scripting vulnerability in visit tracking that records the Referer header host unescaped. Unauthenticated attackers can craft malicious Referer headers to inject markup that executes in administrator browsers when viewing the Statistics panel.","status":"published","published":"2026-08-29T13:47:54Z","modified":"2026-11-08T14:09:09Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-08T15:13:06.469155Z"}],"ghsa":[{"id":"GHSA-3p45-hx6j-c7f5","title":"Formwork through 2.3.14 contains a stored cross-site scripting vulnerability in visit tracking...","description":"Formwork through 2.3.14 contains a stored cross-site scripting vulnerability in visit tracking that records the Referer header host unescaped. Unauthenticated attackers can craft malicious Referer headers to inject markup that executes in administrator browsers when viewing the Statistics panel.","status":"published","published":"2026-08-29T15:30:20Z","modified":"2026-09-03T15:33:11Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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":6.1,"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":"2026-11-02T15:11:19.800842Z"}],"nvd":[{"id":"CVE-2026-82451","description":"Formwork before 2.3.11 contains a stored cross-site scripting vulnerability in visit tracking that records the Referer header host unescaped. Unauthenticated attackers can craft malicious Referer headers to inject markup that executes in administrator browsers when viewing the Statistics panel.","status":"published","published":"2026-08-29T14:16:38.067Z","modified":"2026-09-23T17:17:46.163Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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":6.1,"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":"2026-11-02T14:12:42.366888Z"}],"osv":[{"id":"CVE-2026-82451","title":"Formwork \u003c 2.3.11 Stored XSS via Referer Header","description":"Formwork before 2.3.11 contains a stored cross-site scripting vulnerability in visit tracking that records the Referer header host unescaped. Unauthenticated attackers can craft malicious Referer headers to inject markup that executes in administrator browsers when viewing the Statistics panel.","status":"published","published":"2026-08-29T13:47:54.007Z","modified":"2026-11-09T02:30:24.127483589Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-09T03:16:44.651171Z"}]}}