{"id":"CVE-2026-121652","aliases":["EUVD-2026-116136","GHSA-34v3-xxqp-g5g9"],"status":"published","title":"Stored cross-site scripting (XSS) in AWS Amplify maplibre-gl-js-amplify popup rendering","description":"Cross-site scripting (XSS) issue in AWS Amplify maplibre-gl-js-amplify before 4.0.3 might allow remote authenticated users to inject arbitrary web script or HTML via the (1) title, (2) address, or (3) place_name property in GeoJSON feature data rendered by popupRender, or the (4) geofenceId value rendered in AmplifyGeofenceControl.\n\n\n\nTo remediate this issue, users should upgrade to 4.0.3 or later.","severity":{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00264,"percentile":0.18392,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-11-03T18:42:27Z","modified":"2026-11-04T10:46:45Z","products":[{"vendor":"aws","product":"maplibre-gl-js-amplify"}],"references":[{"url":"https://github.com/aws-amplify/maplibre-gl-js-amplify/releases/tag/v4.0.3","tags":["release-notes","patch","fix"]},{"url":"https://github.com/aws-amplify/maplibre-gl-js-amplify/security/advisories/GHSA-34v3-xxqp-g5g9","tags":["third-party-advisory","advisory"]},{"url":"https://aws.amazon.com/security/security-bulletins/2026-167-aws/","tags":["vendor-advisory","advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/121xxx/CVE-2026-121652.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121652","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-121652","title":"Stored cross-site scripting (XSS) in AWS Amplify maplibre-gl-js-amplify popup rendering","description":"Cross-site scripting (XSS) issue in AWS Amplify maplibre-gl-js-amplify before 4.0.3 might allow remote authenticated users to inject arbitrary web script or HTML via the (1) title, (2) address, or (3) place_name property in GeoJSON feature data rendered by popupRender, or the (4) geofenceId value rendered in AmplifyGeofenceControl.\n\n\n\nTo remediate this issue, users should upgrade to 4.0.3 or later.","status":"published","published":"2026-11-03T18:42:27.979Z","modified":"2026-11-03T20:01:00.96Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-03T22:58:38.056681Z"}],"euvd":[{"id":"EUVD-2026-116136","description":"Cross-site scripting (XSS) issue in AWS Amplify maplibre-gl-js-amplify before 4.0.3 might allow remote authenticated users to inject arbitrary web script or HTML via the (1) title, (2) address, or (3) place_name property in GeoJSON feature data rendered by popupRender, or the (4) geofenceId value rendered in AmplifyGeofenceControl.\n\n\n\nTo remediate this issue, users should upgrade to 4.0.3 or later.","status":"published","published":"2026-11-03T18:42:27Z","modified":"2026-11-03T20:01:00Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-03T21:20:12.603156Z"}],"nvd":[{"id":"CVE-2026-121652","description":"Cross-site scripting (XSS) issue in AWS Amplify maplibre-gl-js-amplify before 4.0.3 might allow remote authenticated users to inject arbitrary web script or HTML via the (1) title, (2) address, or (3) place_name property in GeoJSON feature data rendered by popupRender, or the (4) geofenceId value rendered in AmplifyGeofenceControl.\n\n\n\nTo remediate this issue, users should upgrade to 4.0.3 or later.","status":"published","published":"2026-11-03T19:18:05.363Z","modified":"2026-11-04T14:10:09.713Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/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":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-04T16:04:35.122564Z"}],"osv":[{"id":"CVE-2026-121652","title":"Stored cross-site scripting (XSS) in AWS Amplify maplibre-gl-js-amplify popup rendering","description":"Cross-site scripting (XSS) issue in AWS Amplify maplibre-gl-js-amplify before 4.0.3 might allow remote authenticated users to inject arbitrary web script or HTML via the (1) title, (2) address, or (3) place_name property in GeoJSON feature data rendered by popupRender, or the (4) geofenceId value rendered in AmplifyGeofenceControl.\n\n\n\nTo remediate this issue, users should upgrade to 4.0.3 or later.","status":"published","published":"2026-11-03T18:42:27.979Z","modified":"2026-11-05T21:16:10.256533479Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-05T22:00:58.054534Z"}]}}