{"id":"CVE-2023-5556","aliases":["EUVD-2023-57856","GHSA-gwm9-m7h8-rhm9"],"status":"published","title":"Cross-site Scripting (XSS) - Reflected in structurizr/onpremises","description":"Cross-site Scripting (XSS) - Reflected in GitHub repository structurizr/onpremises prior to 3194.","severity":{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01274,"percentile":0.70136,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2023-10-12T10:32:21Z","modified":"2026-10-28T02:30:55Z","exploits":[{"source":"nuclei","id":"CVE-2023-5556","title":"Structurizr on-premises - Cross Site Scripting","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-5556.yaml"}],"products":[{"vendor":"structurizr","product":"on-premises_installation"},{"vendor":"structurizr","product":"structurizr/onpremises"}],"references":[{"url":"https://huntr.dev/bounties/a3ee0f98-6898-41ae-b1bd-242a03a73d1b","tags":["x_transferred","Exploit","Patch","Third Party Advisory","web"]},{"url":"https://github.com/structurizr/onpremises/commit/6cff4f792b010dfb1ff6a0b4ae1c6e398f8f8a18","tags":["x_transferred","Patch","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-5556","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-gwm9-m7h8-rhm9"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/5xxx/CVE-2023-5556.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-5556","title":"Cross-site Scripting (XSS) - Reflected in structurizr/onpremises","description":"Cross-site Scripting (XSS) - Reflected in GitHub repository structurizr/onpremises prior to 3194.","status":"published","published":"2023-10-12T10:32:21.114Z","modified":"2024-09-18T15:58:47.804Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:35:17.149492Z"}],"euvd":[{"id":"EUVD-2023-57856","description":"Cross-site Scripting (XSS) - Reflected in GitHub repository structurizr/onpremises prior to 3194.","status":"published","published":"2023-10-12T10:32:21Z","modified":"2024-09-18T15:58:47Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T00:28:20.979111Z"}],"ghsa":[{"id":"GHSA-gwm9-m7h8-rhm9","title":"Cross-site Scripting (XSS) - Reflected in GitHub repository structurizr/onpremises prior to 3194.","description":"Cross-site Scripting (XSS) - Reflected in GitHub repository structurizr/onpremises prior to 3194.","status":"published","published":"2023-10-12T12:30:24Z","modified":"2023-11-11T05:04:56Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:54:59.032182Z"}],"nvd":[{"id":"CVE-2023-5556","description":"Cross-site Scripting (XSS) - Reflected in GitHub repository structurizr/onpremises prior to 3194.","status":"published","published":"2023-10-12T11:15:23.873Z","modified":"2026-06-17T06:48:49.98Z","cvss":[{"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":"primary"},{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:08:37.83429Z"}],"osv":[{"id":"CVE-2023-5556","title":"Cross-site Scripting (XSS) - Reflected in structurizr/onpremises","description":"Cross-site Scripting (XSS) - Reflected in GitHub repository structurizr/onpremises prior to 3194.","status":"published","published":"2023-10-12T10:32:21.114Z","modified":"2026-10-28T02:30:55.493818718Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:44:36.851042Z"}]}}