CVE-2025-58576 Cross-site request forgery in GroupSession Free edition

Medium 5.1 Published Updated

Attackers can perform unintended operations on behalf of logged-in users via CSRF in GroupSession collaboration software.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2025-58576?

CVE-2025-58576 is a medium-severity vulnerability in Japan Total System Co.,Ltd. GroupSession Free edition, published on 12 Dec 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Cross-site request forgery vulnerability exists in GroupSession Free edition prior to ver5.3.0, GroupSession byCloud prior to ver5.3.3, and GroupSession ZION prior to ver5.3.2. If a user accesses a malicious page while logged in, unintended operations may be performed.

Weakness: CWE-352

Which versions are affected by CVE-2025-58576?

It affects 1 product.

Products include Groupsession Groupsession.

How do I fix CVE-2025-58576?

No fix has been published for CVE-2025-58576 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-58576 being exploited?

There is no known exploitation of CVE-2025-58576 in the wild and no public exploit code.

Sources

Also known as GHSA-w2gc-6r6c-23j2.

Is CVE-2025-58576 in your software?

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