CVE-2025-61987 is a medium-severity vulnerability affecting GroupSession Free edition prior to v5.3.0, GroupSession byCloud prior to v5.3.3, and GroupSession ZION prior to v5.3.2. The flaw stems from a lack of origin validation in WebSockets, which could allow chat information to be exposed if a user visits a specially crafted web page. With a CVSS score of 5.3, this vulnerability has a network attack vector and low complexity, but its impact is limited to confidentiality. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 5.3.0CPE matchmatch criteria | cpe:2.3:a:groupsession:groupsession:*:*:*:*:free:*:*:* | ||
< 5.3.2CPE matchmatch criteria | cpe:2.3:a:groupsession:groupsession:*:*:*:*:zion:*:*:* | ||
< 5.3.3CPE matchmatch criteria | cpe:2.3:a:groupsession:groupsession:*:*:*:*:bycloud:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.