PT-2025-50873

Reflected cross-site scripting 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 crafted page or URL, an arbitrary script may be executed on the web browser of the user...

PT-2025-50871

Name of the Vulnerable Software and Affected Versions GroupSession versions prior to 5.3.0 GroupSession byCloud versions prior to 5.3.3 GroupSession ZION versions prior to 5.3.2 Description A flaw exists that allows a logged-in user to create a malicious page or URL. When another user accesses th...

Japan Total System GroupSession Free Edition and Japan Total System GroupSession byCloud have cross-site scripting vulnerabilities.

Japan Total System GroupSession Free edition and Japan Total System GroupSession byCloud are enterprise collaboration software from Japan Total System. A cross-site scripting vulnerability exists in Japan Total System GroupSession Free edition prior to 5.3.0, Japan Total System GroupSession byClo...

Japan Total System: Multiple products have cross-site scripting vulnerabilities

Japan Total System GroupSession Free edition and others are an enterprise collaboration software from Japan Total System, Inc. A cross-site scripting vulnerability exists in various Japan Total System products, which stems from a reflective cross-site scripting issue that could lead to arbitrary...

PT-2025-50879

Reflected cross-site scripting vulnerability exists in GroupSession Free edition prior to ver5.7.1, GroupSession byCloud prior to ver5.7.1, and GroupSession ZION prior to ver5.7.1. If a user accesses a crafted page or URL, an arbitrary script may be executed on the web browser of the user...

PT-2025-50880

Stored cross-site scripting vulnerabilities exist in GroupSession Free edition prior to ver5.7.1, GroupSession byCloud prior to ver5.7.1, and GroupSession ZION prior to ver5.7.1. A logged-in user can prepare a malicious page or URL, and an arbitrary script may be executed on the web browser when...

CVE-2025-61950: Authorization Bypass Through User-Controlled Key

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,...

CVE-2025-66284: Improper Neutralization of Input During Web Page Generation

Stored cross-site scripting vulnerabilities exist in GroupSession Free edition prior to ver5.7.1, GroupSession byCloud prior to ver5.7.1, and GroupSession ZION prior to ver5.7.1. A logged-in user can prepare a malicious page or URL, and an arbitrary script may be executed on the web browser when...

Japan Total System: Multiple products vulnerable to cross-site request forgeing attacks

Japan Total System GroupSession Free edition and others are an enterprise collaboration software from Japan Total System, Inc. A cross-site request forgery vulnerability exists in various Japan Total System products, which stems from a cross-site request forgery issue that could lead to the...

CVE-2025-64781: Initialization of a Resource with an Insecure Default

In GroupSession Free edition prior to ver5.7.1, GroupSession byCloud prior to ver5.7.1, and GroupSession ZION prior to ver5.7.1, "External page display restriction" is set to "Do not limit" in the initial configuration. With this configuration, the user may be redirected to an arbitrary website...

EUVD-2021-8285

Malicious code in bioql PyPI...

CVE-2021-20789

Open redirect vulnerability in GroupSession GroupSession Free edition from ver2.2.0 to the version prior to ver5.1.0, GroupSession byCloud from ver3.0.3 to the version prior to ver5.1.0, and GroupSession ZION from ver3.0.3 to the version prior to ver5.1.0 allows a remote attacker to redirect a us...

CVE-2021-20874

Incorrect permission assignment for critical resource vulnerability in GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier allows a remote unauthenticated attacker to access arbitrary files on the server and obtain...

CVE-2021-20876

Path traversal vulnerability in GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier allows an attacker with an administrative privilege to obtain sensitive information stored in the hierarchy above the directory on...

CVE-2021-20876

Path traversal vulnerability in GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier allows an attacker with an administrative privilege to obtain sensitive information stored in the hierarchy above the directory on...

CVE-2021-20875

Open redirect vulnerability in GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier allows a remote unauthenticated attacker to redirect users to arbitrary web sites and conduct phishing attacks by having a user to...

CVE-2021-20876

Path traversal vulnerability in GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier allows an attacker with an administrative privilege to obtain sensitive information stored in the hierarchy above the directory on...

CVE-2021-20874

Incorrect permission assignment for critical resource vulnerability in GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier allows a remote unauthenticated attacker to access arbitrary files on the server and obtain...

CVE-2021-20874

Incorrect permission assignment for critical resource vulnerability in GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier allows a remote unauthenticated attacker to access arbitrary files on the server and obtain...

CVE-2021-20876

CVE-2021-20876 is a path traversal flaw in GroupSession products (Free edition v5.1.1 and earlier, byCloud v5.1.1 and earlier, ZION v5.1.1 and earlier) that could allow an administrator to access sensitive files outside the web root on the published site via unspecified vectors. The issue affects...