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CVE-2026-44845

6.7 · MEDIUM

JumpServer is an open source bastion host and an operation and maintenance security audit system.

Published Aug 17, 2026CWE-1336EPSS 0.73%

Overview

CVE-2026-44845 is a medium-severity vulnerability. It was published on August 17, 2026 and has a CVSS 3.1 base score of 6.7 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.7, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to 4.10.17, an authenticated administrator with Applet Host management and deployment permissions can inject Jinja2 expressions into the IP/Host field or Core Service Address field, causing Ansible to evaluate ansible_host inventory data or playbook variables during Applet Host deployment and execute arbitrary commands on the JumpServer control node. This issue is fixed in version 4.10.17.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/jumpserver/jumpserver/commit/cc57ba0de5f6015746fae11cfc62402b11618e59GitHubgithub.com/jumpserver/jumpserver/pull/16749GitHubgithub.com/jumpserver/jumpserver/pull/16886GitHubgithub.com/jumpserver/jumpserver/releases/tag/v4.10.17GitHubgithub.com/jumpserver/jumpserver/security/advisories/GHSA-22h6-pcgh-9v7qGitHubgithub.com/jumpserver/jumpserver/security/advisories/GHSA-22h6-pcgh-9v7q

How CyberStrike helps

Frequently asked questions

What is CVE-2026-44845?

CVE-2026-44845 is a medium-severity vulnerability. It was published on August 17, 2026 and has a CVSS 3.1 base score of 6.7 (MEDIUM).

How severe is CVE-2026-44845?

This vulnerability has a CVSS 3.1 base score of 6.7, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-44845?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-44845?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-44845 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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