CVE-2026-30237

Group-Office is an enterprise customer relationship management and groupware tool. Prior to versions 6.8.155, 25.0.88, and 26.0.10, there is a reflected XSS vulnerability in the GroupOffice installer, endpoint install/license.php. The POST field license is rendered without escaping inside a <textarea>, allowing a </textarea><script>...</script> breakout.. This issue has been patched in versions 6.8.155, 25.0.88, and 26.0.10.

Score

CVSS 3.1 6.1 Medium

Status

Analyzed - security-advisories@github.com

Published

2026-03-06

Last modified

2026-03-09

Weaknesses

CWE-79

Affected products

• Group-office (Intermesh)
• Groupoffice (Intermesh)

References

• https://github.com/Intermesh/groupoffice/security/advisories/GHSA-hchr-32xh-x5rx