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EXPOSURES › CVE-2026-20223

CVE-2026-20223

CRITICAL
DETAIL
SourceNVD · cve Published2026-05-20 CVSS10.0 Referencehttps://nvd.nist.gov/vuln/detail/CVE-2026-20223 ↗

▸ RECOMMENDED ACTION  Critical severity — schedule patching of the affected products.

DESCRIPTION

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. 

AFFECTED FEDRAMP PRODUCTS · 9
PRODUCTSTATUS
AppDynamics GovAPM
AppDynamics (a Cisco company)
Authorized
Cisco Cloudlock for Government
Cisco Systems Inc.
Authorized
Cisco Meraki for Government
Cisco Systems Inc.
In Process
Cisco SD-WAN for Government
Cisco Systems Inc.
In Process
Cisco Umbrella for Government
Cisco Systems Inc.
In Process
Cisco Unified Communications Manager Cloud for Government (Cisco UCM Cloud for Government)
Cisco Systems Inc.
Authorized
Duo Federal
Duo Security (A Cisco Company)
Authorized
WebEx Contact Center Enterprise for Government (WxCCE-G)
Cisco Systems Inc.
In Process
Webex for Government
Cisco Systems Inc.
Authorized