# CVE-2017-11357: Telerik UI for ASP.NET AJAX Insecure Direct Object Reference Vulnerability

> CVE-2017-11357: Telerik UI for ASP.NET AJAX Insecure Direct Object Reference Vulnerability. CVSS 9.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2017-11357
Last updated: 2026-08-14T03:55:25Z

- Published: 2017-08-23 17:00 UTC · Updated: 2026-08-14 03:55 UTC · Assigner: mitre
- CVSS: 9.8 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS: 77.7%, 100th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2023-01-26, federal due date 2023-02-16, ransomware use: Known

## Description

Progress Telerik UI for ASP.NET AJAX before R2 2017 SP2 does not properly restrict user input to RadAsyncUpload, which allows remote attackers to perform arbitrary file uploads or execute arbitrary code.

## CISA required action

Apply updates per vendor instructions.

## Affected vendors and products

- Telerik: User Interface (UI) for ASP.NET AJAX

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2017-11357)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2017-11357)
- [https://www.exploit-db.com/exploits/43874/](https://www.exploit-db.com/exploits/43874/)
- [http://www.telerik.com/support/kb/aspnet-ajax/upload-%28async%29/details/insecure-direct-object-reference](http://www.telerik.com/support/kb/aspnet-ajax/upload-(async%29/details/insecure-direct-object-reference)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2017-11357 · Markdown: https://rewindex.com/cve/CVE-2017-11357.md · JSON: https://rewindex.com/api/v1/cves/CVE-2017-11357 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T01:59:16.122Z