Progress Software Telerik Report Server: Mehrere Schwachstellen
WID-SEC-2026-3823 · first 09.10.2026 · updated 09.10.2026 · CVSS 8,9
What it is about
Der Telerik Report Server bietet eine Plattform zur Erstellung, Verwaltung und Verteilung von Berichten in einem Unternehmen. Ein Angreifer kann mehrere Schwachstellen in Progress Software Telerik Report Server ausnutzen, um seine Privilegien zu erhöhen, und um einen Cross-Site Scripting Angriff durchzuführen.
Under what conditions?
The BSI does not name any particular preconditions. Exploitable remotely according to the BSI.
What can happen in the worst case
An attacker could use the vulnerability to
- seine Privilegien zu erhöhen
- einen Cross-Site Scripting Angriff durchzuführen
Am I affected?
Affected according to the BSI:
- Progress Software Telerik Report Server <12.2.26.1007
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Progress Software Telerik Report Server 12.2.26.1007
Is the vulnerability already being exploited?
None of the CVEs is in the CISA catalogue of exploited vulnerabilities. That does not mean there are no attacks, only that none are documented.
Information and sources
- Original BSI advisory (WID)
- Progress Advisory vom 2026-10-08 www.telerik.com
- Progress Advisory vom 2026-10-08 www.telerik.com
CVE: CVE-2026-106145, CVE-2026-106155
Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.