CVE-2026-20133
CVSS Score
6.5
EPSS Score
1.4%
EPSS Percentile
80th
A vulnerability in Cisco Catalyst SD-WAN Software could allow an unauthenticated, remote attacker to view sensitive information on an affected system. This vulnerability is due to insufficient file system restrictions. An authenticated attacker with netadmin privileges could exploit this vulnerability by accessing the vshell of an affected system. A successful exploit could allow the attacker to read sensitive information on the underlying operating system.
| CWE | CWE-200 |
| Vendor | cisco |
| Product | cisco catalyst sd-wan manager |
| Ecosystems | |
| Industries | NetworkingTelecommunications |
| Published | Feb 25, 2026 |
| Last Updated | Apr 22, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
Cisco / Cisco Catalyst SD-WAN Manager
17.2.6 17.2.7 17.2.8 17.2.9 17.2.10 17.2.4 17.2.5 18.3.1.1 18.3.3.1 18.3.3 18.3.4 18.3.5 18.3.7 18.3.8 18.3.6.1 18.3.1 18.3.0 18.4.0.1 18.4.3 18.4.302 18.4.303 18.4.4 18.4.5 18.4.0 18.4.1 18.4.6 19.2.0 19.2.097 19.2.099 19.2.1 19.2.2 19.2.3 19.2.31 19.2.929 19.2.4 20.1.1.1 20.1.12 20.1.1 20.1.2 20.1.3 19.3.0 19.1.0 18.2.0 20.3.1 20.3.2 20.3.2.1 20.3.3 20.3.3.1 20.3.4 20.3.4.1 20.3.4.2 20.3.5 20.3.6 20.3.7 20.3.7.1 20.3.4.3 20.3.5.1 20.3.7.2 20.3.8 20.4.1 20.4.1.1 20.4.1.2 20.4.2 20.4.2.2 20.4.2.1 20.4.2.3 20.5.1 20.5.1.2 20.5.1.1 20.6.1 20.6.1.1 20.6.2.1 20.6.2.2 20.6.2 20.6.3 20.6.3.1 20.6.4 20.6.5 20.6.5.1 20.6.5.3 20.6.1.2 20.6.3.2 20.6.4.1 20.6.5.2 20.6.5.4 20.6.3.3 20.6.4.2 20.6.3.0.45 20.6.3.0.46 20.6.3.0.47 20.6.3.4 20.6.4.0.21 20.6.5.1.10 20.6.5.1.11 20.6.5.1.7 20.6.5.1.9 20.6.5.2.4 20.6.5.5 20.6.5.2.8 20.6.5.1.13 20.6.6 20.6.7 20.6.8 20.7.1 20.7.1.1 20.7.2 20.8.1 20.9.1 20.9.2 20.9.2.1 20.9.3 20.9.3.1 20.9.2.3 20.9.3.0.12 20.9.3.0.16 20.9.3.0.17 20.9.3.0.18 20.9.3.0.20 20.9.3.0.21 20.9.3.2 20.9.3.2_LI_Images 20.9.4 20.9.4_LI_Images 20.9.3.0.23 20.9.4.1 20.9.5 20.9.5.1 20.9.5.2 20.9.6 20.9.5.3 20.9.7 20.9.7.1 20.9.8 20.10.1 20.10.1.1 20.10.1.2 20.11.1 20.11.1.1 20.11.1.2 20.12.1 20.12.1_LI_Images 20.12.2 20.12.3 20.12.3.1 20.12.4 20.12.4.1 20.12.5 20.12.5.1 20.12.5.2 20.12.6 20.13.1 20.14.1 20.15.1 20.15.2 20.15.3 20.15.3.1 20.15.4 20.15.4.1 20.16.1 20.18.1 20.18.2