CVE-2026-2878 (GCVE-0-2026-2878)

Vulnerability from cvelistv5 – Published: 2026-02-25 14:45 – Updated: 2026-02-25 14:45
VLAI?
Title
Insufficient Entropy Vulnerability in Telerik UI for ASP.NET AJAX
Summary
In Progress® Telerik® UI for AJAX, versions prior to 2026.1.225, an insufficient entropy vulnerability exists in RadAsyncUpload, where a predictable temporary identifier, based on timestamp and filename, can enable collisions and file content tampering.
Severity ?
5.3 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
CWE
Assigner
References
Impacted products
Vendor Product Version
Progress Software Telerik UI for ASP.NET AJAX Affected: 2011.2.712 , < 2026.1.225 (custom)
Create a notification for this product.
Credits
Monetary Authority of Singapore
Show details on NVD website
To clipboard 

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            "attackVector": "NETWORK",
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            "baseScore": 5.3,
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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.