# CVE-2026-20133: Cisco Catalyst SD-WAN Manager Exposure of Sensitive Information to an Unauthorized Actor Vulnerability

> CVE-2026-20133: Cisco Catalyst SD-WAN Manager Exposure of Sensitive Information to an Unauthorized Actor Vulnerability. CVSS 6.5 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2026-20133
Last updated: 2026-06-17T10:17:11Z

- Published: 2026-02-25 16:13 UTC · Updated: 2026-06-17 10:17 UTC · Assigner: cisco
- CVSS: 6.5 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- EPSS: 31.5%, 98th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2026-04-20, federal due date 2026-04-23, ransomware use: Unknown
- CWE: CWE-200

## Description

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.

## CISA required action

Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.

## Affected vendors and products

- Cisco: Cisco Catalyst SD-WAN Manager

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-20133)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-20133)
- [https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v](https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-authbp-qwCX8D4v)

---

_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


---
Canonical: https://rewindex.com/cve/CVE-2026-20133 · Markdown: https://rewindex.com/cve/CVE-2026-20133.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-20133 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:05:31.084Z