Answer in brief
CVE-2026-126759 records a Medium severity (CVSS 6.9) vulnerability in H3C ICG2000 Unified Communication Gateway Web Management check.j missing authentication. The current sources do not mark it as known exploited. The current feed maps H3C/ICG2000 Unified Communication Gateway (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 6.9. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps H3C/ICG2000 Unified Communication Gateway (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| H3C/ICG2000 Unified Communication Gatewaygeneric | 2023 | Not reported |
Published upstream
Nov 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Nov 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Nov 11, 2026
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.
Quoted source text, attributed separately from HOL analysis.