10.0 CriticalCWE-306
CVE-2026-20223
Cisco Secure Workload Unauthorized API Access Vulnerability
CiscoCisco Secure Workload
Status
- Not in CISA KEV
Exploit probabilityEPSSchecked 25 Oct
0.8%probability of exploitation in the next 30 days
Higher than 57% of scored CVEs
SeverityCVSS
10.0Critical
Description NVD
A vulnerability in the access validation of internal REST APIs of Cisco Secure Workload could allow an unauthenticated, remote attacker to access site resources with the privileges of the Site Admin role. This vulnerability is due to insufficient validation and authentication when accessing REST API endpoints. An attacker could exploit this vulnerability if they are able to send a crafted API request to an affected endpoint. A successful exploit could allow the attacker to read sensitive information and make configuration changes across tenant boundaries with the privileges of the Site Admin user.
Coverage 2 articles · 2 outlets
See the full timelineShow as table
| Published (UTC) | Outlet | Headline |
|---|---|---|
| Thu 21 May · 12:12 UTC | SecurityWeek | Cisco Patches Critical Vulnerability in Secure Workload |
| Thu 21 May · 14:31 UTC | Security Affairs | Cisco fixed maximum severity flaw CVE-2026-20223 in Secure Workload |
- Cisco fixed maximum severity flaw CVE-2026-20223 in Secure WorkloadSecurity Affairs
- Cisco Patches Critical Vulnerability in Secure WorkloadSecurityWeek · first in our coverage