CVE-2026-3422 - Vulnerability Details - OpenCVE

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.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

Please update to version 29.50SP1 or later.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://www.twcert.org.tw/en/cp-139-10743-9a952-2.html
https://www.twcert.org.tw/tw/cp-132-10742-45b13-1.html

History

Mon, 02 Mar 2026 06:30:00 +0000

Type	Values Removed	Values Added
Description		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.
Title		e-Excellence｜U-Office Force - Insecure Deserialization
Weaknesses		CWE-502
References		https://www.twcert.org.tw/en/cp-139-10743-9a952-2.html https://www.twcert.org.tw/tw/cp-132-10742-45b13-1.html
Metrics		cvssV3_1 `{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}` cvssV4_0 `{'score': 9.3, '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'}`

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: twcert

Published: 2026-03-02T06:24:41.856Z

Updated: 2026-03-02T06:24:41.856Z

Reserved: 2026-03-02T03:36:13.481Z

Link: CVE-2026-3422

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-03-02T07:16:23.477

Modified: 2026-03-02T07:16:23.477

Link: CVE-2026-3422

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-502

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-3422", "assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "state": "PUBLISHED", "assignerShortName": "twcert", "dateReserved": "2026-03-02T03:36:13.481Z", "datePublished": "2026-03-02T06:24:41.856Z", "dateUpdated": "2026-03-02T06:24:41.856Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "U-Office Force", "vendor": "e-Excellence", "versions": [{"lessThanOrEqual": "29.50", "status": "affected", "version": "0", "versionType": "custom"}]}], "datePublic": "2026-03-02T06:22:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "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."}], "value": "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."}], "impacts": [{"capecId": "CAPEC-586", "descriptions": [{"lang": "en", "value": "CAPEC-586 Object Injection"}]}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "baseScore": 9.3, "baseSeverity": "CRITICAL", "exploitMaturity": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "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", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}, {"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-502", "description": "CWE-502 Deserialization of Untrusted Data", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "shortName": "twcert", "dateUpdated": "2026-03-02T06:24:41.856Z"}, "references": [{"tags": ["third-party-advisory"], "url": "https://www.twcert.org.tw/tw/cp-132-10742-45b13-1.html"}, {"tags": ["third-party-advisory"], "url": "https://www.twcert.org.tw/en/cp-139-10743-9a952-2.html"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Please update to version 29.50SP1 or later.<br>"}], "value": "Please update to version 29.50SP1 or later."}], "source": {"advisory": "TVN-202603002", "discovery": "EXTERNAL"}, "title": "e-Excellence\uff5cU-Office Force - Insecure Deserialization", "x_generator": {"engine": "Vulnogram 0.5.0"}}}}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "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."}], "id": "CVE-2026-3422", "lastModified": "2026-03-02T07:16:23.477", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "twcert@cert.org.tw", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.3, "baseSeverity": "CRITICAL", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "twcert@cert.org.tw", "type": "Secondary"}]}, "published": "2026-03-02T07:16:23.477", "references": [{"source": "twcert@cert.org.tw", "url": "https://www.twcert.org.tw/en/cp-139-10743-9a952-2.html"}, {"source": "twcert@cert.org.tw", "url": "https://www.twcert.org.tw/tw/cp-132-10742-45b13-1.html"}], "sourceIdentifier": "twcert@cert.org.tw", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-502"}], "source": "twcert@cert.org.tw", "type": "Primary"}]}