CVE-2025-58576
Unknown Unknown - Not Provided

Cross-Site Request Forgery in GroupSession Allows Unauthorized Actions

Publication date: 2025-12-12

Last updated on: 2025-12-12

Assigner: JPCERT/CC

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.

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Meta Information

Published
2025-12-12
Last Modified
2025-12-12
Generated
2026-07-06
AI Q&A
2025-12-12
EPSS Evaluated
2026-07-05
NVD
CVE-2025-58576
EUVD
EUVD-2025-203020

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
groupsession zion *
groupsession bycloud *
groupsession free_edition *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-352 The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.

Attack-Flow Graph

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Mitigation Strategies

To mitigate this vulnerability, immediately update GroupSession Free edition to version 5.3.0 or later, GroupSession byCloud to version 5.3.3 or later, and GroupSession ZION to version 5.3.2 or later. Avoid accessing untrusted or malicious web pages while logged in to these applications to prevent unintended operations caused by cross-site request forgery.

Executive Summary

This vulnerability is a cross-site request forgery (CSRF) issue in GroupSession products (Free edition prior to version 5.3.0, byCloud prior to 5.3.3, and ZION prior to 5.3.2). It allows an attacker to trick a logged-in user into performing unintended operations by having them access a malicious web page.

Impact Analysis

If exploited, this vulnerability can cause a user to unknowingly perform actions they did not intend while logged into GroupSession, potentially leading to unauthorized changes or operations within the application.

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