CVE-2026-33391
Incorrect authorization in Smart Polling configuration in Guardian/CMC before 26.3.0
CVSS Score
5.4
EPSS Score
0.0%
EPSS Percentile
0th
An access control vulnerability was discovered in the Smart Polling configuration functionality due to insufficient validation of user privileges. An authenticated user with limited privileges can remotely bypass the intended access control of the web management interface and modify the Smart Polling discovery configuration. This allows the attacker to disrupt the visibility of assets in the monitored network.
| CWE | CWE-863 |
| Vendor | nozomi networks |
| Product | guardian |
| Published | Sep 8, 2026 |
| Last Updated | Sep 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
Low
Affected Versions
Nozomi Networks / Guardian
0 < 26.3.0
Nozomi Networks / CMC
0 < 26.3.0
References
Credits
This issue was found by one of our customers during a VAPT testing session.