{"id":"CVE-2025-57877","aliases":["EUVD-2025-31608","GHSA-hwfv-25jm-mmw6"],"status":"published","title":"Reflected XSS vulnerability in Portal for ArcGIS.","description":"There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS 11.4 and below that may allow a remote authenticated attacker with administrative access to supply a crafted string which would execute arbitrary JavaScript code in the  browser.","severity":{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00222,"percentile":0.12858,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2025-09-29T18:34:59Z","modified":"2026-10-09T09:10:00Z","products":[{"vendor":"esri","product":"portal for arcgis"},{"vendor":"esri","product":"portal_for_arcgis"}],"references":[{"url":"https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/portal-for-arcgis-security-2025-update-3-patch","tags":["Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-57877"},{"url":"https://github.com/advisories/GHSA-hwfv-25jm-mmw6"}],"sources":{"cve":[{"id":"CVE-2025-57877","title":"Reflected XSS vulnerability in Portal for ArcGIS.","description":"There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS 11.4 and below that may allow a remote authenticated attacker with administrative access to supply a crafted string which would execute arbitrary JavaScript code in the  browser.","status":"published","published":"2025-09-29T18:34:59.201Z","modified":"2025-09-29T19:53:54.356Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:32:34.773122Z"}],"euvd":[{"id":"EUVD-2025-31608","description":"There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS 11.4 and below that may allow a remote authenticated attacker with administrative access to supply a crafted string which would execute arbitrary JavaScript code in the  browser.","status":"published","published":"2025-09-29T18:34:59Z","modified":"2025-09-29T19:53:54Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:31:38.096877Z"}],"ghsa":[{"id":"GHSA-hwfv-25jm-mmw6","title":"There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS 11.4 and below...","description":"There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS 11.4 and below that may allow a remote authenticated attacker with administrative access to supply a crafted string which would execute arbitrary JavaScript code in the  browser.","status":"published","published":"2025-09-29T21:30:26Z","modified":"2025-09-29T21:30:33Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:03:48.54074Z"}],"nvd":[{"id":"CVE-2025-57877","description":"There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS 11.4 and below that may allow a remote authenticated attacker with administrative access to supply a crafted string which would execute arbitrary JavaScript code in the  browser.","status":"published","published":"2025-09-29T19:15:36.88Z","modified":"2026-10-09T09:10:00.213Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:11:33.36253Z"}]}}