CVE-2026-3422 PUBLISHED

e-Excellence｜U-Office Force - Insecure Deserialization

Assigner: twcert
Reserved: 02.03.2026 Published: 02.03.2026 Updated: 02.03.2026

U-Office Force developed by e-Excellence has a Insecure Deserialization vulnerability, allowing unauthenticated remote attackers to execute arbitrary code on the server by sending maliciously crafted serialized content.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 9.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	e-Excellence
Product	U-Office Force
Versions	Default: unaffected affected from 0 to 29.50 (incl.)

Solutions

Please update to version 29.50SP1 or later.

References

Problem Types

CWE-502 Deserialization of Untrusted Data CWE

Impacts

CAPEC-586 Object Injection