Medium4.7Cisco Updated
Cisco ThousandEyes Virtual Appliance Authenticated Remote Code Execution Vulnerability
cisco-sa-tevacert-rce-RMJVEym5 Published May 20, 2026Updated by vendor May 20, 2026
CVE-2026-20199
Affected products & platforms
CiscoUnclassified
Summary
A vulnerability in the SSL certificate handling of Cisco ThousandEyes Virtual Appliance could allow an authenticated, remote attacker to execute commands on the underlying operating system as the root user. This vulnerability is due to insufficient validation of user-supplied input.
Affected versions
- Scope: At the time of publication, this vulnerability affected Cisco ThousandEyes Virtual Appliance, regardless of device configuration.
- Release Earlier than 0.262 (first fixed: 0.262.0)
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Upgrade to the first fixed release for your train per the Fixed Releases table in this advisory.
- Earlier than 0.262: upgrade to 0.262.0.
Temporary workarounds
- There are no workarounds that address this vulnerability.
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
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