{"id":76521,"date":"2026-02-07T00:08:28","date_gmt":"2026-02-06T20:38:28","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-25592-semantic-kernel-has-an-arbitrary-file-write-via-ai-agent-function-calling-in-net-sdk\/"},"modified":"2026-02-07T00:08:28","modified_gmt":"2026-02-06T20:38:28","slug":"cve-2026-25592-semantic-kernel-has-an-arbitrary-file-write-via-ai-agent-function-calling-in-net-sdk","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-25592-semantic-kernel-has-an-arbitrary-file-write-via-ai-agent-function-calling-in-net-sdk\/","title":{"rendered":"CVE-2026-25592 &#8211; Semantic Kernel has an Arbitrary File Write via AI Agent Function Calling in .NET SDK"},"content":{"rendered":"<p>CVE ID : CVE-2026-25592<\/p>\n<p>Published :  Feb. 6, 2026, 8:38 p.m. | 40\u00a0minutes ago<\/p>\n<p>Description : Semantic Kernel is an SDK used to build, orchestrate, and deploy AI agents and multi-agent systems. Prior to 1.70.0, an Arbitrary File Write vulnerability has been identified in Microsoft&#8217;s Semantic Kernel\u202f.NET SDK, specifically within the\u202fSessionsPythonPlugin. The problem has been fixed in Microsoft.SemanticKernel.Core version 1.70.0. As a mitigation, users can create a Function Invocation Filter which checks the arguments being passed to any calls to DownloadFileAsync\u202f or UploadFileAsync and ensures the provided localFilePath is allow listed.<\/p>\n<p>Severity: 0.0 | NA<\/p>\n<p>Visit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID : CVE-2026-25592 Published : Feb. 6, 2026, 8:38 p.m. | 40\u00a0minutes ago Description : Semantic Kernel is an SDK used to build, orchestrate, and deploy AI agents and multi-agent systems. Prior to 1.70.0, an Arbitrary File Write vulnerability has been identified in Microsoft&#8217;s Semantic Kernel\u202f.NET SDK, specifically within the\u202fSessionsPythonPlugin. The problem has been &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-76521","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/76521","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=76521"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/76521\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=76521"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=76521"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=76521"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}