CVE-2026-20126
⚠️ highSummary
A vulnerability in Cisco Catalyst SD-WAN Manager could allow an authenticated, local attacker with low privileges to gain root privileges on the underlying operating system. This vulnerability is due to an insufficient user authentication mechanism in the REST API. An attacker could exploit this vulnerability by sending a request to the REST API of the affected system. A successful exploit could allow the attacker to gain root privileges on the underlying operating system.
CVSS Score
8.8
High
EPSS Score
0.0
Exploit Probability
Published Date
2026-02-25
First Seen: 2026-02-26
📊 Relative Risk Intelligence
This CVE is High Risk - more severe than 81.1% of all 330,193 vulnerabilities in our database.
#62,466
Top 25% most severe
Severity Percentile
🎯 CISA SSVC Assessment Updated: Feb 26, 2026
🔍 Exploitation Status
None
No known exploits
⚙️ Automatable
NO
Requires human interaction
💥 Technical Impact
Total
Complete system compromise possible
SSVC data provided by
CISA
Last Modified
2026-03-04
Source
NVD 🔗
CVSS Vector 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE IDs (Weakness Types)