{"cve":"CVE-2019-18935","nvd":{"published":"2019-12-11T13:15:11.767","modified":"2026-06-17T02:25:36.353","status":"Analyzed","description":"Progress Telerik UI for ASP.NET AJAX through 2019.3.1023 contains a .NET deserialization vulnerability in the RadAsyncUpload function. This is exploitable when the encryption keys are known due to the presence of CVE-2017-11317 or CVE-2017-11357, or other means. Exploitation can result in remote code execution. (As of 2020.1.114, a default setting prevents the exploit. In 2019.3.1023, but not earlier versions, a non-default setting can prevent exploitation.)","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-502"],"references":["http://packetstormsecurity.com/files/155720/Telerik-UI-Remote-Code-Execution.html","http://packetstormsecurity.com/files/159653/Telerik-UI-ASP.NET-AJAX-RadAsyncUpload-Deserialization.html","https://codewhitesec.blogspot.com/2019/02/telerik-revisited.html","https://github.com/bao7uo/RAU_crypto","https://github.com/noperator/CVE-2019-18935"],"products":["telerik:ui_for_asp.net_ajax"],"source":"nvd","synced_at":"2026-10-19T20:59:27.069234358+00:00"},"epss":{"cve":"CVE-2019-18935","score":0.99737,"percentile":0.99954,"date":"2026-10-31"},"kev":{"cve":"CVE-2019-18935","date_added":"2021-11-03","due_date":"2022-05-03","vendor":"Progress","product":"Telerik UI for ASP.NET AJAX","known_ransomware":true},"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}