CVE-2026-13182 — HIGH (7.5)

Q: How severe is CVE-2026-13182?

CVE-2026-13182 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-13182?

Check the references section above for vendor advisories and patch information. Affected products include: Progress Telerik Ui For Asp.Net Ajax.

Vulnerability Description

In Progress® Telerik® UI for AJAX prior to v2026.2.708, RadAsyncUpload client-state processing can distinguish decrypt failures from invalid-JSON parse failures, creating an oracle that reveals protected metadata values to remote attackers.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Progress	Telerik Ui For Asp.Net Ajax	>= 2010.1309, < 2026.2.708

Related Weaknesses (CWE)

CWE-209

References

https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-secVendor AdvisoryMitigation

FAQ

What is CVE-2026-13182?

CVE-2026-13182 is a vulnerability with a CVSS score of 7.5 (HIGH). In Progress® Telerik® UI for AJAX prior to v2026.2.708, RadAsyncUpload client-state processing can distinguish decrypt failures from invalid-JSON parse failures, creating an oracle that reveals protec...

How severe is CVE-2026-13182?

CVE-2026-13182 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-13182?

Check the references section above for vendor advisories and patch information. Affected products include: Progress Telerik Ui For Asp.Net Ajax.