{"id":"CVE-2026-69355","title":"External control of file name or path in Microsoft Exchange Server allows an authorized attacker to execute code over a network.","summary":"External control of file name or path in Microsoft Exchange Server allows an authorized attacker to execute code over a network.","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-73"],"vendor":"microsoft","product":"exchange_server","affected":["exchange_server = 2016","exchange_server = 2019","exchange_server_subscription_edition < 15.02.2562.049"],"patched":["exchange_server_subscription_edition 15.02.2562.049"],"published":"2026-09-08","updated":"2026-09-30","sourceUpdated":"2026-09-30T12:30:17.710","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-69355","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69355","label":"secure@microsoft.com"}],"tags":["nvd","cve.org"],"epss":0.00913,"epssPercentile":0.59899,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-09T04:20:20.733059Z"},"ingestedAt":"2026-09-08T19:08:49.609Z","slug":"CVE-2026-69355","body":"## Overview\n\nExternal control of file name or path in Microsoft Exchange Server allows an authorized attacker to execute code over a network.\n\n## Affected\n\n- `exchange_server = 2016`\n- `exchange_server = 2019`\n- `exchange_server_subscription_edition < 15.02.2562.049`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `exchange_server_subscription_edition 15.02.2562.049`","depth":"twilight","depthScore":49,"depthScoreParts":{"impact":48.4,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}