What is CVE-2026-33755?

CVE-2026-33755 is a high-severity vulnerability in Intermesh Groupoffice, classified under SQL Injection. CVSS score: 8.8/10. Published 2026-03-27.

How severe is CVE-2026-33755?

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

SQL Injection in Intermesh Groupoffice

CVE-2026-33755

Group-Office is an enterprise customer relationship management and groupware tool. Prior to versions 6.8.158, 25.0.92, and 26.0.17, an authenticated SQL Injection vulnerability in the JMAP `Contact/query` endpoint allows any authenticated…

Vulnerability class: SQL Injection

EPSS: 0.000 (3.7th 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

Intermesh Groupoffice — versions < 6.8.158, < 25.0.92, < 26.0.17

Weakness classification (CWE)

CWE-89 — SQL Injection

References

https://github.com/Intermesh/groupoffice/security/advisories/GHSA-3gc4-5993-c2qc (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-33755?: CVE-2026-33755 is a high-severity vulnerability in Intermesh Groupoffice, classified under SQL Injection. CVSS score: 8.8/10. Published 2026-03-27.
How severe is CVE-2026-33755?: High severity. CVSS v3 base score is 8.8 out of 10.