A flaw has been found in H3C ICG2000 Unified Communication Gateway 2023. This issue affects some unknown processing of the file /wnm/check.j of the component Web Management Module. Executing a manipulation can lead to missing authentication. The attack may be performed from remote. The exploit has been published and may be used. The researcher claims that the vendor has acknowledged receipt of the vulnerability report. No further response has been received.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

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 Low

Integrity Impact None

Availability Impact None

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
H3C ICG2000 Unified Communication Gateway affected
Version Status Constraints
2023 affected —

No data.

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Project Subscriptions

Vendors Products
H3c Subscribe
Icg2000 Unified Communication Gateway Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://vuldb.com/cve/CVE-2026-126759 cve-icon cve-icon
https://vuldb.com/submit/1035822 cve-icon cve-icon
https://vuldb.com/vuln/435869 cve-icon cve-icon
https://vuldb.com/vuln/435869/cti cve-icon cve-icon
History

Wed, 11 Nov 2026 23:30:00 +0000

Type Values Removed Values Added
Description A flaw has been found in H3C ICG2000 Unified Communication Gateway 2023. This issue affects some unknown processing of the file /wnm/check.j of the component Web Management Module. Executing a manipulation can lead to missing authentication. The attack may be performed from remote. The exploit has been published and may be used. The researcher claims that the vendor has acknowledged receipt of the vulnerability report. No further response has been received.
Title H3C ICG2000 Unified Communication Gateway Web Management check.j missing authentication
First Time appeared H3c
H3c icg2000 Unified Communication Gateway
Weaknesses CWE-287
CWE-306
CPEs cpe:2.3:h:h3c:icg2000_unified_communication_gateway:*:*:*:*:*:*:*:*
Vendors & Products H3c
H3c icg2000 Unified Communication Gateway
References
Metrics cvssV2_0

{'score': 5, 'vector': 'AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 5.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-11-11T23:15:22.210Z

Reserved: 2026-11-11T17:01:35.277Z

Link: CVE-2026-126759

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-12T00:17:14.527

Modified: 2026-11-12T00:17:14.823

Link: CVE-2026-126759

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses