CVE-2025-61987EPSS p3.7%

CVE-2025-61987CVE-2025-61987

groupsession / groupsession

Description

GroupSession Free edition prior to ver5.3.0, GroupSession byCloud prior to ver5.3.3, and GroupSession ZION prior to ver5.3.2. do not validate origins in WebSockets. If a user accesses a crafted page, Chat information sent to the user may be exposed.

Scoring

CVSS 5.3 ()
VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS0.15% probability of exploitation · percentile 3.7% · 2026-10-10T12:00:23Z
Last modified2026-10-07
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.