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CVE-2026-9579

6.3 · MEDIUM

A vulnerability was found in JeecgBoot up to 3.9.1.

Published May 26, 2026CWE-266EPSS 0.37%

Overview

CVE-2026-9579 is a medium-severity vulnerability. It was published on May 26, 2026 and has a CVSS 3.1 base score of 6.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

A vulnerability was found in JeecgBoot up to 3.9.1. Impacted is the function user.getUsername of the file /sys/user/login/setting/userEdit of the component SysUser. The manipulation of the argument userIdentity results in improper access controls. The attack may be launched remotely. The exploit has been made public and could be used. Upgrading to version 3.9.2 is recommended to address this issue. The affected component should be upgraded.

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/jeecgboot/JeecgBoot/GitHubgithub.com/jeecgboot/JeecgBoot/issues/9596GitHubgithub.com/jeecgboot/JeecgBoot/issues/9596#issuecomment-4385414813GitHubgithub.com/jeecgboot/JeecgBoot/releases/tag/v3.9.2Refvuldb.com/submit/817891Refvuldb.com/vuln/365635Refvuldb.com/vuln/365635/ctiGitHubgithub.com/jeecgboot/JeecgBoot/issues/9596

How CyberStrike helps

Frequently asked questions

What is CVE-2026-9579?

CVE-2026-9579 is a medium-severity vulnerability. It was published on May 26, 2026 and has a CVSS 3.1 base score of 6.3 (MEDIUM).

How severe is CVE-2026-9579?

This vulnerability has a CVSS 3.1 base score of 6.3, 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-2026-9579?

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-2026-9579?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-9579 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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