{"id":61283,"date":"2026-06-09T13:52:58","date_gmt":"2026-06-09T13:52:58","guid":{"rendered":"https:\/\/zero.redgem.net\/?p=61283"},"modified":"2026-06-09T13:52:58","modified_gmt":"2026-06-09T13:52:58","slug":"microsoft-exchange-server-spoofing-vulnerability","status":"publish","type":"post","link":"https:\/\/zero.redgem.net\/?p=61283","title":{"rendered":"Microsoft Exchange Server Spoofing Vulnerability_CVE-2026-47631"},"content":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;&#8221;,&#8221;published&#8221;:&#8221;2026-06-09T17:05:03.380Z&#8221;,&#8221;modified&#8221;:&#8221;2026-06-09T17:50:10.832Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;Microsoft Exchange Server Spoofing Vulnerability&#8221;,&#8221;source&#8221;:&#8221;microsoft&#8221;,&#8221;references&#8221;:&#8221;https:\/\/msrc.microsoft.com\/update-guide\/vulnerability\/CVE-2026-47631&#8243;,&#8221;id&#8221;:&#8221;CVE-2026-47631&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:[&#8220;CWE-79&#8243;],&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;Microsoft Microsoft Exchange Server 2016 Cumulative Update 23 15.01.0.0\\nMicrosoft Microsoft Exchange Server 2019 Cumulative Update 14 15.02.0.0\\nMicrosoft Microsoft Exchange Server 2019 Cumulative Update 15 15.02.0.0\\nMicrosoft Microsoft Exchange Server Subscription Edition RTM 15.02.0.0&#8243;,&#8221;sourceHref&#8221;:&#8221;&#8221;,&#8221;cvss&#8221;:{&#8220;score&#8221;:8.1,&#8221;severity&#8221;:&#8221;HIGH&#8221;,&#8221;vector&#8221;:&#8221;CVSS:3.1\/AV:N\/AC:L\/PR:N\/UI:R\/S:U\/C:H\/I:H\/A:N\/E:U\/RL:O\/RC:C&#8221;,&#8221;version&#8221;:&#8221;3.1&#8243;},&#8221;cvss2&#8243;:{},&#8221;cvss3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;,&#8221;cvssV3&#8243;:{&#8220;version&#8221;:&#8221;&#8221;,&#8221;vectorString&#8221;:&#8221;&#8221;,&#8221;baseScore&#8221;:0,&#8221;baseSeverity&#8221;:&#8221;&#8221;,&#8221;attackVector&#8221;:&#8221;&#8221;,&#8221;attackComplexity&#8221;:&#8221;&#8221;,&#8221;privilegesRequired&#8221;:&#8221;&#8221;,&#8221;userInteraction&#8221;:&#8221;&#8221;,&#8221;scope&#8221;:&#8221;&#8221;,&#8221;confidentialityImpact&#8221;:&#8221;&#8221;,&#8221;integrityImpact&#8221;:&#8221;&#8221;,&#8221;availabilityImpact&#8221;:&#8221;&#8221;}},&#8221;href&#8221;:&#8221;&#8221;,&#8221;category_name&#8221;:&#8221;CVE&#8221;,&#8221;post_link&#8221;:&#8221;&#8221;,&#8221;product&#8221;:&#8221;Microsoft Exchange Server 2016 Cumulative Update 23&#8243;,&#8221;version&#8221;:&#8221;15.01.0.0&#8243;,&#8221;vendor&#8221;:&#8221;Microsoft&#8221;,&#8221;ai_description&#8221;:&#8221;&#8221;,&#8221;ai_severity&#8221;:&#8221;&#8221;,&#8221;ai_vendor&#8221;:&#8221;&#8221;,&#8221;ai_product&#8221;:&#8221;&#8221;,&#8221;ai_version&#8221;:&#8221;&#8221;,&#8221;ai_score&#8221;:0}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>{&#8220;lastseen&#8221;:&#8221;&#8221;,&#8221;description&#8221;:&#8221;&#8221;,&#8221;published&#8221;:&#8221;2026-06-09T17:05:03.380Z&#8221;,&#8221;modified&#8221;:&#8221;2026-06-09T17:50:10.832Z&#8221;,&#8221;type&#8221;:&#8221;cve&#8221;,&#8221;title&#8221;:&#8221;Microsoft Exchange Server Spoofing Vulnerability&#8221;,&#8221;source&#8221;:&#8221;microsoft&#8221;,&#8221;references&#8221;:&#8221;https:\/\/msrc.microsoft.com\/update-guide\/vulnerability\/CVE-2026-47631&#8243;,&#8221;id&#8221;:&#8221;CVE-2026-47631&#8243;,&#8221;bulletinFamily&#8221;:&#8221;&#8221;,&#8221;cwe&#8221;:[&#8220;CWE-79&#8243;],&#8221;cvelist&#8221;:null,&#8221;sourceData&#8221;:&#8221;Microsoft Microsoft Exchange Server 2016 Cumulative Update 23 15.01.0.0\\nMicrosoft Microsoft Exchange Server 2019 Cumulative Update 14 15.02.0.0\\nMicrosoft Microsoft Exchange Server 2019&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[6,8,52,12,15,13,7,11,5],"class_list":["post-61283","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-81","tag-exploit","tag-high","tag-news","tag-security","tag-tapic","tag-vulnerability"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - 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