A path traversal 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 an unauthenticated remote attacker to generate an anonymous session. This allows them to transmit HTTP requests to unauthorized endpoints. This is fixed in August 2023 IR, May 2023 Patch 4, February 2023 Patch 8, November 2022 Patch 11, and August 2022 Patch 13.
https://cyberplace.social/@GossiTheDog/111504514507788372
https://thehackernews.com/2023/11/cactus-ransomware-exploits-qlik-sense.html
https://www.praetorian.com/blog/doubleqlik-bypassing-the-original-fix-for-cve-2023-41265/
https://www.praetorian.com/blog/qlik-sense-technical-exploit/
https://community.qlik.com/t5/Release-Notes/tkb-p/ReleaseNotes