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CVE-2026-1126

6.3 · MEDIUM

A security vulnerability has been detected in lwj flow up to a3d2fe8133db9d3b50fda4f66f68634640344641.

Published Jan 18, 2026CWE-284EPSS 0.26%

Overview

CVE-2026-1126 is a medium-severity vulnerability. It was published on January 18, 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 security vulnerability has been detected in lwj flow up to a3d2fe8133db9d3b50fda4f66f68634640344641. This affects the function uploadFile of the file \flow-master\flow-front-rest\src\main\java\com\dragon\flow\web\resource\flow\FormResource.java of the component SVG File Handler. The manipulation of the argument File leads to unrestricted upload. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. The project was informed of the problem early through an issue report but has not responded yet.

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

Refgitee.com/lwj/flow/Refgitee.com/lwj/flow/issues/IDIQSERefvuldb.com/?ctiid.341718Refvuldb.com/?id.341718Refvuldb.com/?submit.735122

How CyberStrike helps

Frequently asked questions

What is CVE-2026-1126?

CVE-2026-1126 is a medium-severity vulnerability. It was published on January 18, 2026 and has a CVSS 3.1 base score of 6.3 (MEDIUM).

How severe is CVE-2026-1126?

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-2026-1126?

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-2026-1126?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-1126 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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