{"id":223987,"date":"2025-10-25T04:15:21","date_gmt":"2025-10-25T09:15:21","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/10\/newly-patched-critical-microsoft-wsus-flaw-comes-under-active-exploitation"},"modified":"2025-10-25T04:15:21","modified_gmt":"2025-10-25T09:15:21","slug":"newly-patched-critical-microsoft-wsus-flaw-comes-under-active-exploitation","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/10\/newly-patched-critical-microsoft-wsus-flaw-comes-under-active-exploitation","title":{"rendered":"Newly Patched Critical Microsoft WSUS Flaw Comes Under Active Exploitation"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/newly-patched-critical-microsoft-wsus-flaw-comes-under-active-exploitation.jpg\"><\/a><\/p>\n<p>Microsoft on Thursday <a href=\"https:\/\/support.microsoft.com\/en-us\/topic\/october-23-2025-kb5070883-os-build-17763-7922-out-of-band-860bc03c-52fb-407c-89b2-14ecf4893c5c\">released<\/a> out-of-band security updates to patch a critical-severity Windows Server Update Service (WSUS) vulnerability with a proof-of-concept (Poc) exploit publicly available and has come under active exploitation in the wild.<\/p>\n<p>The vulnerability in question is <strong><a href=\"https:\/\/thehackernews.com\/2025\/10\/two-new-windows-zero-days-exploited-in.html\" rel=\"noopener\" target=\"_blank\">CVE-2025\u201359287<\/a><\/strong> (CVSS score: 9.8), a remote code execution flaw in WSUS that was originally fixed by the tech giant as part of its Patch Tuesday update published last week.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microsoft on Thursday released out-of-band security updates to patch a critical-severity Windows Server Update Service (WSUS) vulnerability with a proof-of-concept (Poc) exploit publicly available and has come under active exploitation in the wild. The vulnerability in question is CVE-2025\u201359287 (CVSS score: 9.8), a remote code execution flaw in WSUS that was originally fixed by the [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1492],"tags":[],"class_list":["post-223987","post","type-post","status-publish","format-standard","hentry","category-security"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/223987","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=223987"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/223987\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=223987"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=223987"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=223987"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}