CVE-2026-20223
CriticalCVSS 10.0Exploitation Probability (EPSS)
Elevated risk55th percentile — higher than 55% of all known CVEs
Summary
A vulnerability in the access validation of internal REST APIs of Cisco Secure Workload allows an unauthenticated, remote attacker to access site resources with Site Admin privileges. This is due to insufficient validation and authentication when accessing REST API endpoints.
Risk Assessment
An attacker can read sensitive information and make configuration changes across tenant boundaries, compromising data confidentiality and integrity within the organization.
Recommendation
Apply the vendor-supplied update immediately and restrict REST API access to trusted networks and IP addresses only.
Original NVD description (English source)
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.