{"version":"https://jsonfeed.org/version/1.1","title":"Patchfirst: Telerik vulnerabilities","home_page_url":"https://patchfirst.co/vendor/telerik/","feed_url":"https://patchfirst.co/feed/vendor/telerik.json","description":"New and newly exploited Telerik CVEs, with CISA KEV, EPSS and ATT&CK context. Newest 50 by publication or KEV listing.","language":"en-GB","items":[{"id":"CVE-2017-11357#kev","url":"https://patchfirst.co/cve/CVE-2017-11357/","title":"[KEV] CVE-2017-11357: Telerik UI for ASP.NET AJAX Insecure Direct Object Reference Vulnerability","content_text":"Telerik · User Interface (UI) for ASP.NET AJAX. In CISA KEV since 2023-01-26, known ransomware use. ENISA EUVD lists it as exploited. EPSS 77.7% (higher than 99.56% of CVEs). CVSS 9.8 CRITICAL. Public exploit code exists. ATT&CK: T1190 Exploit Public-Facing Application; T1059 Command and Scripting Interpreter. Priority 79.8 of 100.","summary":"Telerik UI for ASP.NET AJAX Insecure Direct Object Reference Vulnerability","date_published":"2023-01-26T00:00:00.000Z","date_modified":"2026-08-14T05:16:54.000Z","tags":["kev","ransomware","public-exploit","T1190","T1059"],"_patchfirst":{"reason":"kev","priority":79.8,"kev":{"dateAdded":"2023-01-26","ransomware":true},"epss":{"score":0.77679,"percentile":0.99564},"cvss":{"score":9.8,"severity":"CRITICAL","version":"3.1"},"vendor":"Telerik","product":"User Interface (UI) for ASP.NET AJAX","techniqueIds":["T1190","T1059"],"reportCount":0,"hasPublicExploit":true,"euvdExploited":true}},{"id":"CVE-2017-11317#kev","url":"https://patchfirst.co/cve/CVE-2017-11317/","title":"[KEV] CVE-2017-11317: Telerik UI for ASP.NET AJAX Unrestricted File Upload Vulnerability","content_text":"Telerik · User Interface (UI) for ASP.NET AJAX. In CISA KEV since 2022-04-11. ENISA EUVD lists it as exploited. EPSS 84.2% (higher than 99.69% of CVEs). CVSS 9.8 CRITICAL. Public exploit code exists. ATT&CK: T1190 Exploit Public-Facing Application; T1059 Command and Scripting Interpreter; T1105 Ingress Tool Transfer. Priority 69.8 of 100.","summary":"Telerik UI for ASP.NET AJAX Unrestricted File Upload Vulnerability","date_published":"2022-04-11T00:00:00.000Z","date_modified":"2026-06-17T01:01:36.000Z","tags":["kev","public-exploit","T1190","T1059","T1105"],"_patchfirst":{"reason":"kev","priority":69.8,"kev":{"dateAdded":"2022-04-11","ransomware":false},"epss":{"score":0.84175,"percentile":0.99695},"cvss":{"score":9.8,"severity":"CRITICAL","version":"3.1"},"vendor":"Telerik","product":"User Interface (UI) for ASP.NET AJAX","techniqueIds":["T1190","T1059","T1105"],"reportCount":0,"hasPublicExploit":true,"euvdExploited":true}}]}