{"id":"CVE-2026-102128","title":"An identity-verification weakness in Kiteworks Email Protection Gateway allowed the gateway to act on the Kiteworks platform on behalf of a user it had not authenticated, and to provision a platform account for an identity it did not alr…","summary":"An identity-verification weakness in Kiteworks Email Protection Gateway allowed the gateway to act on the Kiteworks platform on behalf of a user it had not authenticated, and to provision a platform account for an identity it did not alr…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","cwe":["CWE-287"],"vendor":"Kiteworks","product":"Email Protection Gateway","affected":["email_protection_gateway < 9.5.1"],"published":"2026-09-30","updated":"2026-09-30","sourceUpdated":"2026-09-30T21:17:01.270","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-102128","references":[{"url":"https://github.com/kiteworks/security-advisories/security/advisories/GHSA-qjvp-25r3-rgx6","label":"9119a7d8-5eab-497f-8521-727c672e3725"},{"url":"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/VA/white/2026/va-26-274-01.json","label":"9119a7d8-5eab-497f-8521-727c672e3725"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-30T21:25:07.831Z","slug":"CVE-2026-102128","body":"## Overview\n\nAn identity-verification weakness in Kiteworks Email Protection Gateway allowed the gateway to act on the Kiteworks platform on behalf of a user it had not authenticated, and to provision a platform account for an identity it did not already know. A remote, unauthenticated sender could potentially exploit this to obtain control of a platform account.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}