CVE-2026-20246 (GCVE-0-2026-20246)
Vulnerability from cvelistv5 – Published: 2026-06-17 16:17 – Updated: 2026-06-17 17:17
VLAI
Title
Cisco Umbrella Virtual Appliance Privilege Escalation Vulnerability
Summary
A vulnerability in the vmadmin CLI of Cisco Umbrella Virtual Appliance could allow an authenticated, local attacker to elevate privileges on an affected device.
This vulnerability is due to insufficient validation of user-supplied commands. An attacker with vmadmin privileges could exploit this vulnerability by using certain commands at the CLI. A successful exploit could allow the attacker to elevate privileges to root.
Severity
6 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Cisco | Cisco Umbrella Insights Virtual Appliance |
Affected:
2.6.0
Affected: 2.5.6 Affected: 2.5 Affected: 2.4.12 Affected: 2.7 Affected: 2.6.2 Affected: 2.5.5 Affected: 2.5.4 Affected: 2.8 Affected: 2.6.1 Affected: 2.5.7 Affected: 1.5.4 Affected: 1.5.5 Affected: 1.5.6 Affected: 2.0.0 Affected: 2.0.2 Affected: 2.0.3 Affected: 2.1.0 Affected: 2.1.2 Affected: 2.1.4 Affected: 2.1.5 Affected: 2.2 Affected: 2.2.1 Affected: 2.3 Affected: 2.3.1 Affected: 2.4 Affected: 2.4.4 Affected: 2.4.6 Affected: 2.8.9 Affected: 3.0 Affected: 3.1 Affected: 3.2 Affected: 2.8.1 Affected: 2.8.2 Affected: 2.8.3 Affected: 2.8.4 Affected: 2.8.5 Affected: 3.0.1 Affected: 3.0.2 Affected: 3.0.4 Affected: 3.0.5 Affected: 3.1.1 Affected: 3.1.2 Affected: 3.1.3 Affected: 3.1.4 Affected: 3.2.1 Affected: 3.2.2 Affected: 3.2.3 Affected: 3.3 Affected: 3.3.1 Affected: 3.3.2 Affected: 3.3.3 Affected: 3.3.4 Affected: 3.4 Affected: 3.4.1 Affected: 3.4.2 Affected: 3.4.3 Affected: 3.4.4 Affected: 3.4.5 Affected: 3.4.6 Affected: 3.5 Affected: 2.7.1 Affected: 2.7.2 Affected: 2.7.6 Affected: 2.7.9 Affected: 2.7.10 Affected: 3.5.1 Affected: 3.5.2 Affected: 3.6.1 Affected: 3.6.2 Affected: 3.7 Affected: 3.7.1 Affected: 3.8.3 |
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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