Progress SoftwareCVE-2026-13181
Progress Software Telerik UI for ASP.NET AJAX: remote code execution
High8.1CVE-2026-13181 · Published Jul 22, 2026 · updated Aug 6, 2026
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.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Telerik UI for ASP.NET AJAX Product | >= 2010.1.309, < 2026.2.708 | 2026.2.708 |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-470
More Progress Software advisories
All Progress Software| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Jul 22 | Progress Software Telerik UI for ASP.NET AJAX: denial of service | Medium5.3 | 2026.2.708 |
| Jul 22 | Progress Software Telerik UI for ASP.NET AJAX: hard-coded key | Medium6.5 | 2026.2.708 |
| Jul 22 | Progress Software Telerik UI for ASP.NET AJAX: remote code execution | High8.1 | 2026.2.708 |
| Jul 22 | Progress Software Telerik UI for ASP.NET AJAX: path traversal | High8.1 | 2026.2.708 |
| Jul 22 | In Progress Telerik UI for AJAX prior to v2026.2.708 | High8.1 | 2026.2.708 |
| Jul 22 | Progress Software Telerik UI for ASP.NET AJAX: insufficient authenticity check | Medium5.9 | 2026.2.708 |