{"id":"CVE-2026-91922","title":"Steedos Platform through 3.0.15-beta.47 contains a reflected cross-site scripting vulnerability in the anonymous /api/page/render endpoint that fails to properly escape query parameters in inline script elements","summary":"Steedos Platform through 3.0.15-beta.47 contains a reflected cross-site scripting vulnerability in the anonymous /api/page/render endpoint that fails to properly escape query parameters in inline script elements. Attackers can craft mali…","severity":"medium","cvss":6.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","cwe":["CWE-79"],"vendor":"steedos","product":"steedos-platform","affected":["steedos-platform <= 3.0.15-beta.47"],"published":"2026-09-15","updated":"2026-09-15","sourceUpdated":"2026-09-15T13:16:46.797","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-91922","references":[{"url":"https://github.com/steedos/steedos-platform","label":"disclosure@vulncheck.com"},{"url":"https://github.com/steedos/steedos-platform/blob/044423a3f326d86cf17f0e45adcbd44d2d3b06dd/services/service-pages/main/default/routes/page_render.router.js","label":"disclosure@vulncheck.com"},{"url":"https://github.com/steedos/steedos-platform/blob/044423a3f326d86cf17f0e45adcbd44d2d3b06dd/services/service-pages/main/default/routes/page_view.ejs","label":"disclosure@vulncheck.com"},{"url":"https://github.com/steedos/steedos-platform/issues/8354","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/steedos-platform-through-3.0.15-beta.47-reflected-xss-via-page-render","label":"disclosure@vulncheck.com"},{"url":"https://github.com/steedos/steedos-platform/issues/8354","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-15T12:39:45.686764Z"},"ingestedAt":"2026-09-15T11:36:07.419Z","epss":0.00312,"epssPercentile":0.24344,"slug":"CVE-2026-91922","body":"## Overview\n\nSteedos Platform through 3.0.15-beta.47 contains a reflected cross-site scripting vulnerability in the anonymous /api/page/render endpoint that fails to properly escape query parameters in inline script elements. Attackers can craft malicious links with script-terminating sequences in the schemaApi or data parameters to execute arbitrary JavaScript in victim sessions and steal X-Auth-Token credentials.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":46,"depthScoreParts":{"impact":33.6,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":203604,"id":"CVE-2026-91922","ts":1789479488110,"field":"exploit_available","old":"false","new":"true"}]}