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CVE PROGRAM SOURCE RECORD8.9 High

CVE-2026-106155

Stored Cross-site Scripting (XSS) in Telerik Report Server Web Report Viewers

Description

In Progress® Telerik® Report Server prior to version 12.2.26.1007, a stored cross-site scripting vulnerability in the shared reporting engine allows an authenticated report author to embed javascript: or vbscript: URLs in report navigation actions or HTML text box links. When another user views the malicious report and the embedded navigation is triggered, attacker-controlled script can execute in the web report viewer's origin. In a multi-user Report Server deployment, this can enable privilege escalation by performing actions in a higher-privilege user's authenticated session, including an administrator's session.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Progress Software Telerik Report Server

Default version status: unaffected

  • 0 to < 12.2.26.1007affected

References