CVE-2026-20223: critical vulnerability in Cisco Secure Workload
Cisco Secure Workload Unauthorized API Access Vulnerability
Published · Updated
48Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 10epss 0.8%
from disclosure to weapon2 days
Published on NVDMay 20
1st PoC+2d
exploitation probability
0.8%top 42% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected products
Cisco · Cisco Secure Workloadpublic PoCs found — 1
githubgithub.com/HORKimhab/CVE-2026-20223★ 0⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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