Vulnerability Report

CVE-2026-13181

RCE

Title: Remote Code Execution via Forged Upload Metadata in Telerik UI for AJAX

RCE

Proof Of Concept

PoC Available for CVE-2026-13181

CWE Category CWE-470
Published Date Jul 22, 2026
Modified Date Aug 06, 2026
Exploit Status Available
Score 8.1 CVSS v3.1
Exploit Probability (EPSS)
0.68%

Vulnerability Summary

CVE-2026-13181: In Progress® Telerik® UI for AJAX prior to v2026.2.708, forged upload metadata can influence AsyncUploadTypeName processing and trigger unsafe attacker-controlled type resolution, enabling remote code execution in affected deployments.

Impacted Vendors

P
progress 1

Reference Links

https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-rau-asyncuploadtypename-deserialization-CVE-2026-13181
CVSS v3.1
Source Entity [email protected]
Severity HIGH
8.1
Attack Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-13181 Exploits & PoCs (Proof Of Concept)

GitHub https://github.com/HORKimhab/CVE-2026-13181-CVE-2026-13182-CVE-2026-13183-CVE-2026-13184
View Code
GitHub https://github.com/ivanesk315/CVE-2026-13181-Telerik
View Code
MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity HIGH
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.