What is CVE-2026-25512?

CVE-2026-25512 is a high-severity vulnerability in Group-office Group_office, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-02-04.

How severe is CVE-2026-25512?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in Group-office Group_office

CVE-2026-25512

Group-Office is an enterprise customer relationship management and groupware tool. Prior to versions 6.8.150, 25.0.82, and 26.0.5, there is a remote code execution (RCE) vulnerability in Group-Office. The endpoint email/message/tnefAttachm…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.185 (96.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Group-office Group_office
Intermesh Groupoffice — versions < 6.8.150, < 25.0.82, < 26.0.5

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2026-25512?: CVE-2026-25512 is a high-severity vulnerability in Group-office Group_office, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-02-04.
How severe is CVE-2026-25512?: High severity. CVSS v3 base score is 8.8 out of 10.