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PatchSiren cyber security CVE debrief

CVE-2023-41265 Qlik CVE debrief

CVE-2023-41265 is a Qlik Sense HTTP tunneling vulnerability that CISA added to its Known Exploited Vulnerabilities catalog on 2023-12-07. CISA marked it as known exploited and noted known ransomware campaign use, which makes this an urgent remediation item for any organization running affected Qlik Sense deployments. The CISA remediation deadline was 2023-12-28.

Vendor
Qlik
Product
Sense
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2023-12-07
Original CVE updated
2023-12-07
Advisory published
2023-12-07
Advisory updated
2023-12-07

Who should care

Administrators, security teams, and incident responders responsible for Qlik Sense deployments should treat this as urgent, especially where the product is internet-facing or otherwise exposed to untrusted users.

Technical summary

The supplied corpus identifies the issue only as a Qlik Sense HTTP tunneling vulnerability. CISA’s KEV entry indicates the flaw was known to be exploited in the wild and associated with ransomware campaign use. No further technical details, affected versions, or exploitation mechanics were provided in the source corpus.

Defensive priority

High. KEV inclusion plus known ransomware campaign use indicates active risk and a short remediation window. Prioritize patching or vendor-directed mitigation immediately.

Recommended defensive actions

  • Apply remediations or mitigations per Qlik’s vendor instructions as soon as possible.
  • If remediation or mitigations are unavailable, discontinue use of the affected product per CISA guidance.
  • Verify whether any Qlik Sense instances in your environment are affected and confirm their patch status.
  • Review the official Qlik security guidance and the CISA KEV entry for the latest vendor-directed actions.
  • Treat the 2023-12-28 KEV due date as the target for completion or equivalent risk reduction.

Evidence notes

This debrief is based only on the supplied CVE metadata, CISA KEV metadata, and the official links provided. The corpus does not include affected-version details, exploit mechanics, or the full vendor advisory text, so those specifics are intentionally omitted.

Official resources

CISA added CVE-2023-41265 to the Known Exploited Vulnerabilities catalog on 2023-12-07 and set a due date of 2023-12-28. The source metadata also marks known ransomware campaign use.