{"id":"CVE-2026-59563","details":"Zscaler MCP Server versions 0.7.0 and 0.7.1 has an issue where HMAC confirmation tokens were not bound to the target resource identifier, allowing an MCP client or agent to replay a token generated for one resource to affect another resource of the same type. This issue is fixed in version 0.7.2.","modified":"2026-10-20T12:02:14.394673148Z","published":"2026-09-28T13:17:22.160Z","database_specific":{},"references":[{"type":"FIX","url":"https://github.com/zscaler/zscaler-mcp-server/pull/41"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/zscaler/zscaler-mcp-server","events":[{"introduced":"0"},{"fixed":"559a074c034412f6001ad23e96afd1a77bd958f7"}],"database_specific":{"extracted_events":[{"range":[{"introduced":"0"},{"fixed":"0.7.2"}],"source":"DESCRIPTION"}]}}],"versions":["v0.7.1","v0.7.0","v0.6.2","v0.6.1","v0.6.0","v0.5.0","v0.4.0","v0.3.2","v0.3.1","v0.3.0","v0.2.2","v0.2.1","v0.2.0","v0.1.0","v0.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-59563.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L"}]}