{"id":"CVE-2026-102127","title":"An XML parser used by Kiteworks Email Protection Gateway did not restrict external entity references","summary":"An XML parser used by Kiteworks Email Protection Gateway did not restrict external entity references. Where an optional, non-default message-processing feature is enabled, a remote and unauthenticated sender could potentially use a craft…","severity":"high","cvss":7,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L","cwe":["CWE-611"],"vendor":"Kiteworks","product":"Email Protection Gateway","affected":["email_protection_gateway < 9.5.1"],"published":"2026-09-30","updated":"2026-09-30","sourceUpdated":"2026-09-30T21:17:01.117","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-102127","references":[{"url":"https://github.com/kiteworks/security-advisories/security/advisories/GHSA-9jwc-h943-6f84","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-2026-102127","body":"## Overview\n\nAn XML parser used by Kiteworks Email Protection Gateway did not restrict external entity references. Where an optional, non-default message-processing feature is enabled, a remote and unauthenticated sender could potentially use a crafted message to read files accessible to the gateway service account, including cryptographic key material and credentials, and have them sent to a destination they control.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":38.5,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}