high Known exploitedREV. 01

CVE-2023-41266Qlik Sense — a path traversal that mints a session

A path traversal in Qlik Sense Enterprise for Windows lets an attacker with no credentials create an anonymous session, and then reach endpoints that were supposed to require a login. Ransomware crews chained it with a second flaw.

YOUR NEXT MOVE

Install the August 2023 release, or the patch for your branch: May 2023 Patch 4, February 2023 Patch 8, November 2022 Patch 11, or August 2022 Patch 13.

Read the risk

THE VITAL STATS
CVSS score
6.5/ 10
CVSS v3.1
EPSS probability
85%
Likelihood of exploitation
Attack complexity
Low
Conditions needed to exploit
Known exploited
Yes — CISA KEV
CVE published
2023-08-29
Added to KEV
2023-12-07
Exploit published
Not recorded
Confidence
high
Kill chain
initial access
MITRE ATT&CK
T1190
Severity
high

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

Attacker needsNetwork access to the Qlik Sense server.

Behind the card

3 REFERENCES
Field-level provenanceTRACE THE SOURCES +

Which source supports each field, when it was retrieved, and who extracted it.

FieldsSourceRetrievedExtractorConfidence
cvss, exploitation.attack_complexity, exploitation.exploit_available, references, published_atnvd.nist.gov2026-09-24scrty-crds-pipeline/0.1high
exploitation.known_exploited, exploitation.kev_addedcisa.gov2026-09-24scrty-crds-pipeline/0.1high
epssapi.first.org2026-09-24scrty-crds-pipeline/0.1high
title, summary, severity, remediation, mitre_attack, kill_chain, recommended_action, confidence, tags, exploitation.prerequisitesnvd.nist.gov2026-09-24claude-codehigh

Printing history

THE RECORD
  1. r1Initial base card

First printing. This card has not been reprinted since publication.

crds:cve-2023-41266 · CRDS 0.1 · Issued 2026-09-24