CVE-2025-64781
Medium · 4.7CVSS
4.7
EPSS
0.2%
Published
Dec 12, 2025
CISA due date
—
The record
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 when accessing a specially crafted URL.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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