{"id":"CVE-2026-16809","aliases":["EUVD-2026-66771","GHSA-qv5f-f9jj-q6qc"],"status":"published","title":"LimeSurvey Community Edition 7.0.5 - Stored XSS in quota message rendering","description":"LimeSurvey Community Edition 7.0.5 contains a stored cross-site scripting vulnerability in the survey quota creation workflow. An authenticated low-privileged user who can create and manage their own survey can store malicious JavaScript in a quota message.\n\nThis issue affects LimeSurvey: 7.0.5.","severity":{"version":"4.0","score":7.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00412,"percentile":0.35724,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-08-26T21:39:12Z","modified":"2026-10-28T02:30:39Z","products":[{"vendor":"limesurvey","product":"limesurvey"}],"references":[{"url":"https://fluidattacks.com/es/advisories/wellerman","tags":["third-party-advisory","exploit","advisory"]},{"url":"https://github.com/LimeSurvey/LimeSurvey","tags":["product","package"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16809","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-qv5f-f9jj-q6qc"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/16xxx/CVE-2026-16809.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-16809","title":"LimeSurvey Community Edition 7.0.5 - Stored XSS in quota message rendering","description":"LimeSurvey Community Edition 7.0.5 contains a stored cross-site scripting vulnerability in the survey quota creation workflow. An authenticated low-privileged user who can create and manage their own survey can store malicious JavaScript in a quota message.\n\nThis issue affects LimeSurvey: 7.0.5.","status":"published","published":"2026-08-26T21:39:12.944Z","modified":"2026-08-27T18:30:59.918Z","cvss":[{"version":"4.0","score":7.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:20:10.870108Z"}],"euvd":[{"id":"EUVD-2026-66771","description":"LimeSurvey Community Edition 7.0.5 contains a stored cross-site scripting vulnerability in the survey quota creation workflow. An authenticated low-privileged user who can create and manage their own survey can store malicious JavaScript in a quota message.\n\nThis issue affects LimeSurvey: 7.0.5.","status":"published","published":"2026-08-26T21:39:12Z","modified":"2026-08-27T18:30:59Z","cvss":[{"version":"4.0","score":7.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N","level":"high"}],"updated_at":"2026-11-02T18:01:26.820985Z"}],"ghsa":[{"id":"GHSA-qv5f-f9jj-q6qc","title":"LimeSurvey Community Edition 7.0.5 contains a stored cross-site scripting vulnerability in the...","description":"LimeSurvey Community Edition 7.0.5 contains a stored cross-site scripting vulnerability in the survey quota creation workflow. An authenticated low-privileged user who can create and manage their own survey can store malicious JavaScript in a quota message.\n\nThis issue affects LimeSurvey: 7.0.5.","status":"published","published":"2026-08-27T00:30:28Z","modified":"2026-08-27T00:30:29Z","cvss":[{"version":"4.0","score":7.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/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":"high"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:11:02.000078Z"}],"nvd":[{"id":"CVE-2026-16809","description":"LimeSurvey Community Edition 7.0.5 contains a stored cross-site scripting vulnerability in the survey quota creation workflow. An authenticated low-privileged user who can create and manage their own survey can store malicious JavaScript in a quota message.\n\nThis issue affects LimeSurvey: 7.0.5.","status":"published","published":"2026-08-26T22:16:23.16Z","modified":"2026-08-28T15:31:31.21Z","cvss":[{"version":"4.0","score":7.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/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":"high","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:41.66469Z"}],"osv":[{"id":"CVE-2026-16809","title":"LimeSurvey Community Edition 7.0.5 - Stored XSS in quota message rendering","description":"LimeSurvey Community Edition 7.0.5 contains a stored cross-site scripting vulnerability in the survey quota creation workflow. An authenticated low-privileged user who can create and manage their own survey can store malicious JavaScript in a quota message.\n\nThis issue affects LimeSurvey: 7.0.5.","status":"published","published":"2026-08-26T21:39:12.944Z","modified":"2026-10-28T02:30:39.393760894Z","cvss":[{"version":"4.0","score":7.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N","level":"high"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:44:57.682091Z"}]}}