What is CVE-2025-25191?

CVE-2025-25191 is a medium-severity vulnerability in Group-Office Group Office, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-03-06.

How severe is CVE-2025-25191?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Group-Office Group Office

CVE-2025-25191

Group-Office is an enterprise CRM and groupware tool. This Stored XSS vulnerability exists where user input in the Name field is not properly sanitized before being stored. This vulnerability is fixed in 6.8.100.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2025-03-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (19.5th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Group-Office Group Office — versions 6.8.99
Intermesh Groupoffice — versions < 6.8.100

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/Intermesh/groupoffice/security/advisories/GHSA-j7p3-v652-p3gf (Exploit, Vendor Advisory)
github.com/Intermesh/groupoffice/commit/c5c83e19a5cdf93b0e758726c97597861f1d6eda (Patch)

Frequently asked questions

What is CVE-2025-25191?: CVE-2025-25191 is a medium-severity vulnerability in Group-Office Group Office, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-03-06.
How severe is CVE-2025-25191?: Medium severity. CVSS v3 base score is 5.4 out of 10.