{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata — refreshed continuously.","feed_url":"https://feed.craftedsignal.io/tags/cve-2026-32162/","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cves":[{"cvss":8.4,"id":"CVE-2026-32162"}],"_cs_exploited":false,"_cs_products":[],"_cs_severities":["high"],"_cs_tags":["privilege-escalation","windows","CVE-2026-32162"],"_cs_type":"advisory","_cs_vendors":[],"content_html":"\u003cp\u003eCVE-2026-32162 is a critical vulnerability affecting Windows Component Object Model (COM). The vulnerability stems from the improper handling of untrusted data when combined with trusted data during COM object processing. An attacker can exploit this flaw to elevate their privileges on a local system. The vulnerability was published on April 14, 2026, and is documented in the Microsoft Security Response Center update guide. Successful exploitation grants an attacker higher-level access to the system, potentially leading to unauthorized data access, modification, or complete system compromise. This vulnerability poses a significant risk to Windows environments, particularly those where COM objects are extensively used.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eThe attacker gains initial access to the target system through some unspecified means (e.g., social engineering, exploiting another vulnerability).\u003c/li\u003e\n\u003cli\u003eThe attacker crafts a malicious COM object that includes extraneous untrusted data alongside legitimate, trusted data.\u003c/li\u003e\n\u003cli\u003eThe attacker triggers the instantiation of the malicious COM object, potentially through a specially crafted application or script.\u003c/li\u003e\n\u003cli\u003eThe Windows COM infrastructure processes the object, incorrectly accepting the untrusted data as part of the trusted data stream.\u003c/li\u003e\n\u003cli\u003eDue to the acceptance of the untrusted data, the COM object performs actions with elevated privileges beyond what the attacker is normally authorized to perform.\u003c/li\u003e\n\u003cli\u003eThe attacker leverages the elevated privileges to modify system configurations, install malicious software, or access sensitive data.\u003c/li\u003e\n\u003cli\u003eThe attacker achieves persistence by creating a new service or scheduled task that runs with elevated privileges.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of CVE-2026-32162 allows an attacker to escalate privileges on a vulnerable Windows system. This can lead to complete system compromise, including unauthorized access to sensitive data, modification of system configurations, and installation of malware. Due to the widespread use of Windows COM, a successful exploit could have broad impact across various sectors.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApply the security update provided by Microsoft as detailed in \u003ca href=\"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32162\"\u003ehttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32162\u003c/a\u003e to remediate CVE-2026-32162.\u003c/li\u003e\n\u003cli\u003eDeploy the Sigma rule \u0026ldquo;Detect Suspicious COM Object Instantiation\u0026rdquo; to identify potential exploitation attempts of Windows COM vulnerabilities.\u003c/li\u003e\n\u003cli\u003eMonitor process creation events for unusual processes spawned by COM-related system processes (e.g., \u003ccode\u003edllhost.exe\u003c/code\u003e, \u003ccode\u003esvchost.exe\u003c/code\u003e) using the \u0026ldquo;Detect Unusual Child Process of COM Host\u0026rdquo; Sigma rule.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-04-14T18:17:18Z","date_published":"2026-04-14T18:17:18Z","id":"/briefs/2026-04-windows-com-privesc/","summary":"CVE-2026-32162 allows an unauthorized attacker to achieve local privilege escalation in Windows COM by exploiting the acceptance of extraneous untrusted data with trusted data.","title":"Windows COM Privilege Escalation via CVE-2026-32162","url":"https://feed.craftedsignal.io/briefs/2026-04-windows-com-privesc/"}],"language":"en","title":"CraftedSignal Threat Feed — CVE-2026-32162","version":"https://jsonfeed.org/version/1.1"}