Nozomi Guardian/CMD up to 26.1.x Synchronization the synchronization function permission

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.5$0-$5k1.13-

Summaryinfo

A vulnerability was found in Nozomi Guardian and CMD up to 26.1.x. It has been declared as very critical. The affected element is the function the synchronization function of the component Synchronization. Executing a manipulation can lead to permission. This vulnerability is tracked as CVE-2026-33390. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Nozomi Guardian and CMD up to 26.1.x. It has been declared as very critical. This vulnerability affects the function the synchronization function of the component Synchronization. The manipulation with an unknown input leads to a permission vulnerability. The CWE definition for the vulnerability is CWE-275. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An Incorrect Privilege Assignment vulnerability was discovered in the synchronization functionality due to Arc sensors receiving CLI permissions. An authenticated user with limited privileges can push administrative CLI commands through the sync, altering the device configuration, and/or affecting its availability.

The advisory is shared for download at security.nozominetworks.com. This vulnerability was named CVE-2026-33390 since 03/19/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/09/2026). The MITRE ATT&CK project declares the attack technique as T1222.

Upgrading to version 26.2.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-42536). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 9.5

VulDB Base Score: 9.9
VulDB Temp Score: 9.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Upgrade: Guardian/CMD 26.2.0

Timelineinfo

03/19/2026 CVE reserved
07/09/2026 +111 days Advisory disclosed
07/09/2026 +0 days VulDB entry created
07/09/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: security.nozominetworks.com
Status: Confirmed

CVE: CVE-2026-33390 (🔒)
GCVE (CVE): GCVE-0-2026-33390
GCVE (VulDB): GCVE-100-377152
EUVD: 🔒

Entryinfo

Created: 07/09/2026 10:37
Updated: 07/09/2026 13:50
Changes: 07/09/2026 10:37 (54), 07/09/2026 13:50 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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