{"schema":"threatline.record/2","record":{"id":"CVE-2026-102135","aliases":["GHSA-vmwr-r5xq-hp49"],"summary":"Kiteworks Email Protection Gateway Deserialization of Untrusted Data","details":"On a Kiteworks Email Protection Gateway cluster with database replication enabled, a party trusted by the cluster could submit a crafted serialized object that was deserialized without sufficient validation, potentially allowing code execution as the gateway service account. Replication is disabled by default, and exploitation requires control of a trusted cluster peer or administrative access to the appliance.","categories":["Network & edge"],"product":"Email Protection Gateway","vendor":"Kiteworks","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102135","source_modified_at":"2026-10-01T13:37:06.765Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"Email Protection Gateway","vendor":"Kiteworks","versions":[{"version":"0","status":"affected","lessThan":"9.5.1","versionType":"custom"},{"version":"9.5.1","status":"unaffected"}],"defaultStatus":"unknown"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102135","source_modified_at":"2026-10-01T13:37:06.765Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"Email Protection Gateway","ecosystem":null},"version":"9.5.1","basis":"first unaffected version stated in the CVE record"}],"cvss":6.6,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.01276,"percentile":0.69735,"score_date":"2026-10-23"},"published_at":"2026-09-30T20:12:22.410Z","modified_at":"2026-10-01T13:37:06.765Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-102135","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-10-01T13:37:06.765Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-102135","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/kiteworks/security-advisories/security/advisories/GHSA-vmwr-r5xq-hp49","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/VA/white/2026/va-26-274-01.json","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"total","assessed_at":"2026-10-01T13:24:05.305556Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-01T13:37:06.765Z","content_hash":"fd8f249ba0326786d38df57f1a1b791468b7d93a361ed447912ac49566205fda"}}