{"id":"CVE-2026-62914","title":"Microsoft Exchange Server Spoofing Vulnerability","summary":"Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an authorized attacker to perform spoofing over a network.","severity":"high","cvss":7.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-79"],"vendor":"Microsoft","product":"Microsoft Exchange Server 2016 Cumulative Update 23","affected":["exchange_server_2016_cumulative_update_23 >= 15.01.0.0 < 15.01.2507.072","exchange_server_2019_cumulative_update_14 >= 15.02.0.0 < 15.02.1544.044","exchange_server_2019_cumulative_update_15 >= 15.02.0.0 < 15.02.1748.049","exchange_server_subscription_edition_rtm >= 15.02.0.0 < 15.02.2562.046"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-08-12T13:47:45.735563Z"},"published":"2026-08-11","updated":"2026-09-24","sourceUpdated":"2026-09-24T13:45:03.124Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-62914","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62914","label":"Microsoft Exchange Server Spoofing Vulnerability"}],"tags":["cve.org"],"epss":0.00446,"epssPercentile":0.36048,"ingestedAt":"2026-09-08T18:07:34.897Z","slug":"CVE-2026-62914","body":"## Overview\n\nImproper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an authorized attacker to perform spoofing over a network.\n\n## Affected\n\n- `exchange_server_2016_cumulative_update_23 >= 15.01.0.0 < 15.01.2507.072`\n- `exchange_server_2019_cumulative_update_14 >= 15.02.0.0 < 15.02.1544.044`\n- `exchange_server_2019_cumulative_update_15 >= 15.02.0.0 < 15.02.1748.049`\n- `exchange_server_subscription_edition_rtm >= 15.02.0.0 < 15.02.2562.046`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":40,"depthScoreParts":{"impact":40.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}