Follina/MSDT URI — CVE-2022-30190

CVE_2022_30190

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critical CVE likely CVE_2022_30190

What it means

Document contains an ms-msdt: URI consistent with Follina payload delivery.

Why it fires

CVE-2022-30190 (Follina) is a critical Microsoft Office zero-day that allows arbitrary code execution without macros. When a specially crafted document containing an ms-msdt: URI is opened, Word fetches a remote HTML file that triggers the Microsoft Support Diagnostic Tool (MSDT) to execute a PowerShell payload. The scanner matches the URI string in Office content or relationships; the URI is vulnerability-specific evidence, but it does not establish that the surrounding HTML or Office load path is reachable. The vulnerability has been exploited in the wild since May 2022.

Other CVE heuristics

CVE_2026_34621_RELATED CVE_2023_26369 CVE_2026_34621 CVE_2010_1297_FLASH_RICHMEDIA CVE_2010_1297_SWF_TRIGGER CVE_2011_0611_SWF_TRIGGER CVE_2009_1862_FLASH_RICHMEDIA CVE_2010_2883 CVE_2018_4901 CVE_2009_3459 CVE_2018_4990_JPX_EMBEDDED_CMD CVE_2018_4990_JPX_CMAP_TRIGGER CVE_2010_1240 CVE_2010_0188 CVE_2014_0514 CVE_2013_3346 CVE_2013_0640 CVE_2010_3654_FLASH_RICHMEDIA CVE_2007_5020_MAILTO_MSHTA CVE_2014_0496 CVE_2008_2551 CVE_2021_40444 CVE_2006_4694 CVE_2008_0118