CVE-2023-41265: Qlik Sense HTTP Tunneling Vulnerability

Critical severity, CVSS 9.9. Actively exploited: in CISA KEV since 2023-12-07. EPSS: 88.2% chance of exploitation in the next 30 days.

An HTTP Request Tunneling vulnerability found in Qlik Sense Enterprise for Windows for versions May 2023 Patch 3 and earlier, February 2023 Patch 7 and earlier, November 2022 Patch 10 and earlier, and August 2022 Patch 12 and earlier allows a remote attacker to elevate their privilege by tunneling HTTP requests in the raw HTTP request. This allows them to send requests that get executed by the backend server hosting the repository application. This is fixed in August 2023 IR, May 2023 Patch 4, February 2023 Patch 8, November 2022 Patch 11, and August 2022 Patch 13.

Affected products

• Qlik Qlik Sense: version august_2022 only; version february_2023 only; version may_2023 only; version november_2022 only

Published 2023-08-29. Last modified 2026-08-05.