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CVE-2023-41266

6.5, medium Known exploited Used in ransomware

Qlik Sense Path Traversal Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
6.5, medium medium CVSS v3.1
EPSS, next 30 days
85% higher than 99.7% of scored CVEs
Exploitation
Confirmed in the wild
Published
29 Aug 20233 years ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 7 Dec 2023 and links it to ransomware activity. US federal agencies had to remediate by 28 Dec 2023, a deadline that has passed.

Required action. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Description

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.

Details

Vendor
Qlik
Product
qlik_sense
Weakness
CWE-22 (opens in a new tab)
Status
Analyzed
Updated
5 Aug 2026
Assigner
cve@mitre.org

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

References 3

Advisories 1

Other references 2

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Qlik CVEs

Every Qlik CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2023-48365 Qlik Sense HTTP Tunneling Vulnerability KEV EPSS 47% 9.9, critical
  • CVE-2023-41265 Qlik Sense HTTP Tunneling Vulnerability KEV EPSS 88% 9.9, critical

Beyond this page

Is CVE-2023-41266 in your network?

This page tells you how dangerous CVE-2023-41266 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2023-41266 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2023-41266 comes with the devices to patch.

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  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.