CVE-2026-25134

Group-Office Argument Injection in MaintenanceController::actionZipLanguage

Published Feb 2, 2026 CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Description
Group-Office is an enterprise customer relationship management and groupware tool. Prior to 6.8.150, 25.0.82, and 26.0.5, the MaintenanceController exposes an action zipLanguage which takes a lang parameter and passes it directly to a system zip command via exec(). This can be combined with uploading a crafted zip file to achieve remote code execution. This vulnerability is fixed in 6.8.150, 25.0.82, and 26.0.5.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Group-office
Group-office group Office
CPEs cpe:2.3:a:group-office:group_office:*:*:*:*:*:*:*:*
Vendors & Products Group-office
Group-office group Office
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Intermesh
Intermesh group-office
Vendors & Products Intermesh
Intermesh group-office
Type Values Removed Values Added
Description Group-Office is an enterprise customer relationship management and groupware tool. Prior to 6.8.150, 25.0.82, and 26.0.5, the MaintenanceController exposes an action zipLanguage which takes a lang parameter and passes it directly to a system zip command via exec(). This can be combined with uploading a crafted zip file to achieve remote code execution. This vulnerability is fixed in 6.8.150, 25.0.82, and 26.0.5.
Title Group-Office Argument Injection in MaintenanceController::actionZipLanguage
Weaknesses CWE-88
References
Metrics cvssV4_0

{'score': 9.4, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Feb 4, 2026, 4:53 PM
Reserved
Jan 29, 2026, 2:03 PM
Status
Analyzed
Published
Feb 2, 2026, 11:16 PM
Modified
Jun 17, 2026, 10:24 AM