{"id":"CVE-2026-93637","published":"2026-10-14T17:20:21.430","lastModified":"2026-10-16T19:55:59.740","description":"An authentication rate-limit bypass in Zimbra Collaboration Suite 10.1.0 through 10.1.21 allows unauthenticated attackers to make repeated password guesses through GraphQL without incrementing Zimbra’s source-IP failure counter. GraphQL aliases allow multiple authentication attempts in one HTTP request.","cvssScore":3.7,"cvssSeverity":"LOW","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","cwes":["CWE-307"],"vendors":[],"products":[],"references":[{"url":"https://www.rapid7.com/blog/post/ve-breaking-zimbra-identity-boundaries-part-1","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}