CVE-2026-16876
An authentication bypass vulnerability exists in the WebGUI of Series UNIVERGE IX-R/IX-V. A user could bypass authentication and execute arbitrary CLI commands by tampering with WebGUI messages and sending them to the device via internet.
Scoring
- Severity
- CRITICAL
- CVSS base score
- 9.3
- CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
- EPSS probability
- 0.33%
- CWE
- CWE-306
- Published
- 2026-09-07
- Last modified
- 2026-09-08
Affected products
- NEC Corporation UNIVERGE IX-R/IX-V
Weakness type
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