Qlik Sense Path Traversal Vulnerability
Qlik Sense contains a path traversal vulnerability that allows a remote, unauthenticated attacker to create an anonymous session by sending maliciously crafted HTTP requests. This anonymous session could allow the attacker to send further requests to unauthorized endpoints.
- Vendor
- Qlik
- Product
- Sense
- CVSS
- 8.2
- EPSS (exploit probability)
- 84.8%
- Status
- kevransomware use
- CISA patch-by (BOD 22-01)
- Added to KEV
Is CVE-2023-41266 being exploited?
Yes. CISA added CVE-2023-41266 to its Known Exploited Vulnerabilities catalog on . CISA only lists a CVE when it has reliable evidence of exploitation in the wild. CISA marks it as known to be used in ransomware campaigns.
FIRST's EPSS model puts the probability of exploitation activity in the next 30 days at 84.8% (scored October 14, 2026).
- CISA KEV[ LISTED ]
- ENISA EUVD (exploited)[ — ]
- CIRCL KEV[ — ]
Catalog snapshot 2026-10-21. Full cross-catalog view: /kev-comparison
What to do
CISA required actionApply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.
US federal civilian agencies must remediate by (21 days after listing) under BOD 22-01. Everyone else: that deadline is a sensible upper bound, not a target. Vendor guidance and the NVD record are linked under Source above.
Other Qlik Sense CVEs we track
| CVE / Vulnerability | Severity | CVSS | EPSS | Added to KEV |
|---|---|---|---|---|
| CVE-2023-48365 Qlik Sense HTTP Tunneling Vulnerabilityransomware use | [ CRITICAL ] | 9.6 | 47.5% | |
| CVE-2023-41265 Qlik Sense HTTP Tunneling Vulnerabilityransomware use | [ CRITICAL ] | 9.6 | 88.2% |