{"id":"CVE-2026-13182","aliases":["EUVD-2026-47687","GHSA-h9g3-2g32-4pqc"],"status":"published","title":"RadAsyncUpload Client-State Decrypt-vs-Parse Oracle Vulnerability in Telerik UI for ASP.NET AJAX","description":"In Progress® Telerik® UI for AJAX prior to v2026.2.708, RadAsyncUpload client-state processing can distinguish decrypt failures from invalid-JSON parse failures, creating an oracle that reveals protected metadata values to remote attackers.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00498,"percentile":0.42992,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-209"],"published":"2026-07-22T13:34:57Z","modified":"2026-10-24T17:10:00Z","products":[{"vendor":"progress","product":"telerik_ui_for_asp.net_ajax"},{"vendor":"progress software","product":"telerik ui for asp.net ajax"}],"references":[{"url":"https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-rau-padding-oracle-cve-2026-13182","tags":["vendor-advisory","Vendor Advisory","Mitigation"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-13182"},{"url":"https://github.com/advisories/GHSA-h9g3-2g32-4pqc"}],"sources":{"cve":[{"id":"CVE-2026-13182","title":"RadAsyncUpload Client-State Decrypt-vs-Parse Oracle Vulnerability in Telerik UI for ASP.NET AJAX","description":"In Progress® Telerik® UI for AJAX prior to v2026.2.708, RadAsyncUpload client-state processing can distinguish decrypt failures from invalid-JSON parse failures, creating an oracle that reveals protected metadata values to remote attackers.","status":"published","published":"2026-07-22T13:34:57.272Z","modified":"2026-07-22T19:14:47.505Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-209"],"updated_at":"2026-11-02T14:19:50.24628Z"}],"euvd":[{"id":"EUVD-2026-47687","description":"In Progress® Telerik® UI for AJAX prior to v2026.2.708, RadAsyncUpload client-state processing can distinguish decrypt failures from invalid-JSON parse failures, creating an oracle that reveals protected metadata values to remote attackers.","status":"published","published":"2026-07-22T13:34:57Z","modified":"2026-07-22T19:14:47Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T18:19:44.868793Z"}],"ghsa":[{"id":"GHSA-h9g3-2g32-4pqc","title":"In Progress® Telerik® UI for AJAX prior to v2026.2.708, RadAsyncUpload client-state processing...","description":"In Progress® Telerik® UI for AJAX prior to v2026.2.708, RadAsyncUpload client-state processing can distinguish decrypt failures from invalid-JSON parse failures, creating an oracle that reveals protected metadata values to remote attackers.","status":"published","published":"2026-07-22T15:31:21Z","modified":"2026-07-22T15:31:27Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-209"],"updated_at":"2026-11-02T15:09:38.678188Z"}],"nvd":[{"id":"CVE-2026-13182","description":"In Progress® Telerik® UI for AJAX prior to v2026.2.708, RadAsyncUpload client-state processing can distinguish decrypt failures from invalid-JSON parse failures, creating an oracle that reveals protected metadata values to remote attackers.","status":"published","published":"2026-07-22T14:17:13.683Z","modified":"2026-10-24T17:10:00.22Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-209"],"updated_at":"2026-11-02T14:12:32.089897Z"}]}}