How severe is CVE-2023-48365?

CVE-2023-48365 has a CVSS score of 9.6/10, rated CRITICAL. Immediate patching is strongly recommended.

Which packages are affected by CVE-2023-48365?

Affected package information for CVE-2023-48365 is not yet fully mapped. Check the official advisory links for details.

How do I fix CVE-2023-48365?

No fixed version has been published for CVE-2023-48365 yet. Monitor the advisory for updates, apply mitigations recommended by the vendor, and use O3 Security to track when a fix becomes available in your stack.

Is CVE-2023-48365 actively exploited in the wild?

Yes. There are 1 known exploit references for CVE-2023-48365, including 1 in-the-wild exploitation observed on GitHub and other sources. Treat this as actively exploitable and prioritize patching immediately. All exploit code should only be run in an isolated sandbox environment for research or authorized testing — never against production systems without explicit written authorization.

What is the EPSS score for CVE-2023-48365?

CVE-2023-48365 has an EPSS (Exploit Prediction Scoring System) score of 56.2%, placing it in the 98th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. A score above 50% indicates significantly elevated exploitation risk — immediate patching is strongly recommended.

Is CVE-2023-48365 in the CISA Known Exploited Vulnerabilities catalog?

Yes. CVE-2023-48365 (Qlik Sense HTTP Tunneling Vulnerability) was added to CISA's Known Exploited Vulnerabilities (KEV) catalog on 2025-01-13. CISA required all US federal civilian agencies to remediate this vulnerability by 2025-02-03. The required action was: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. This CVE has been used in known ransomware campaigns. Being listed in the KEV catalog is the strongest possible confirmation of active exploitation — treat this as a critical priority.

What type of vulnerability is CVE-2023-48365?

CVE-2023-48365 is classified as CWE-444 (CWE-444). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation.

Which products and versions are affected by CVE-2023-48365?

CVE-2023-48365 affects qlik qlik sense (8 versions, e.g. august_2022, august_2023, february_2022…). Check the affected-products list on this page against your deployed version to confirm exposure.

When was CVE-2023-48365 published, and has it been updated?

CVE-2023-48365 was published on November 15, 2023 and was last updated on October 31, 2025. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

CVE-2023-48365: Qlik Sense CWE-444 (Critical 9.6)

EPSS Exploitation Probability

via FIRST.org ↗

56.2%probability of exploitation in next 30 days

High Risk98th percentile+4.48%

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

Description

Qlik Sense Enterprise for Windows before August 2023 Patch 2 allows unauthenticated remote code execution, aka QB-21683. Due to improper validation of HTTP headers, a remote attacker is able to elevate their privilege by tunneling HTTP requests, allowing them to execute HTTP requests on the backend server that hosts the repository application. The fixed versions are August 2023 Patch 2, May 2023 Patch 6, February 2023 Patch 10, November 2022 Patch 12, August 2022 Patch 14, May 2022 Patch 16, February 2022 Patch 15, and November 2021 Patch 17. NOTE: this issue exists because of an incomplete fix for CVE-2023-41265.

Affected Products

1 product · 92 configurations

Application

qlik senseqlik

8 versions

august_2022august_2023february_2022february_2023may_2022may_2023november_2021november_2022

Frequently Asked Questions

Qlik Sense Enterprise for Windows before August 2023 Patch 2 allows unauthenticated remote code execution, aka QB-21683. Due to improper validation of HTTP headers, a remote attacker is able to elevate their privilege by tunneling HTTP requests, allowing them to execute HTTP requests on the backend server that hosts the repository application. The fixed versions are August 2023 Patch 2, May 2023 Patch 6, February 2023 Patch 10, November 2022 Patch 12, August 2022 Patch 14, May 2022 Patch 16, February 2022 Patch 15, and November 2021 Patch 17. NOTE: this issue exists because of an incomplete fi

O3 Security · Impact-Aware SCA

Is CVE-2023-48365 in your stack?

O3 detects CVE-2023-48365 across dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.

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