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CVE-2025-61950

4.3 · MEDIUM

In GroupSession, a Circular notice can be created with its memo field non-editable, but the authorization check is improperly implemented.

Published Dec 12, 2025CWE-639EPSS 0.19%

Overview

CVE-2025-61950 is a medium-severity vulnerability. It was published on December 12, 2025 and has a CVSS 3.0 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

In GroupSession, a Circular notice can be created with its memo field non-editable, but the authorization check is improperly implemented. With some crafted request, a logged-in user may alter the memo field. The affected products and versions are GroupSession Free edition prior to ver5.3.0, GroupSession byCloud prior to ver5.3.3, and GroupSession ZION prior to ver5.3.2.

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

Refgroupsession.jp/info/info-news/security20251208Refjvn.jp/en/jp/JVN19940619/

How CyberStrike helps

Frequently asked questions

What is CVE-2025-61950?

CVE-2025-61950 is a medium-severity vulnerability. It was published on December 12, 2025 and has a CVSS 3.0 base score of 4.3 (MEDIUM).

How severe is CVE-2025-61950?

This vulnerability has a CVSS 3.0 base score of 4.3, 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-2025-61950?

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-2025-61950?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-61950 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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