CVE-2025-57883
Medium
Description
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.
SeverityMedium
CVSS5.1
Exploit probability—
ProductGroupsession
PublishedDec 12, 2025
First seenDec 12, 2025
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- groupsession groupsession5.3.0, 5.3.2, 5.3.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| groupsession groupsession | v < 5.3.0, v < 5.3.2, v < 5.3.3 | 5.3.0, 5.3.2, 5.3.3 |
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