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CVE-2025-63406

Group-office Group Office remote code execution

8.8 HIGHPublic exploitEPSS 0.74%
  1. Published13 Nov 2025

Description

An issue in Intermesh BV GroupOffice vulnerable before v.25.0.47 and 6.8.136 allows a remote attacker to execute arbitrary code via the dbToApi() and eval() in the FunctionField.php

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
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≥ 25.0.1 < 25.0.47 · < 6.8.136

Remediation

Fixed in
Group-office Group Office≥ 25.0.47

References

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Frequently asked

Is CVE-2025-63406 being actively exploited?

CVE-2025-63406 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.74%.

How severe is CVE-2025-63406?

CVE-2025-63406 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 0.74% probability of exploitation.

Which products are affected by CVE-2025-63406?

Affected products include Group-office Group Office.

How do I fix CVE-2025-63406?

Upgrade affected software to a fixed version, for example Group-office Group Office 25.0.47 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-63406 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.