{ "document": { "acknowledgments": [ { "names": [ "陳宥升 (CheN..)" ] }, { "names": [ "Jebeen Lee" ] }, { "names": [ "Thomas Neil James Shadwell (zemnmez) with OpenAI" ] }, { "names": [ "Oran with Palo Alto Networks" ] }, { "names": [ "Tarek Nakkouch" ] }, { "names": [ "ko41a" ] } ], "aggregate_severity": { "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Public", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en-US", "notes": [ { "category": "general", "text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle", "title": "Additional Resources" }, { "category": "legal_disclaimer", "text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.", "title": "Disclaimer" }, { "category": "general", "text": "Required. The vulnerability documented by this CVE requires customer action to resolve.", "title": "Customer Action" } ], "publisher": { "category": "vendor", "contact_details": "secure@microsoft.com", "name": "Microsoft Security Response Center", "namespace": "https://msrc.microsoft.com" }, "references": [ { "category": "self", "summary": "CVE-2026-81376 Visual Studio Code Security Feature Bypass Vulnerability - HTML", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81376" }, { "category": "self", "summary": "CVE-2026-81376 Visual Studio Code Security Feature Bypass Vulnerability - CSAF", "url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-81376.json" }, { "category": "external", "summary": "Microsoft Exploitability Index", "url": "https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1" }, { "category": "external", "summary": "Microsoft Support Lifecycle", "url": "https://support.microsoft.com/lifecycle" }, { "category": "external", "summary": "Common Vulnerability Scoring System", "url": "https://www.first.org/cvss" } ], "title": "Visual Studio Code Security Feature Bypass Vulnerability", "tracking": { "current_release_date": "2026-09-08T07:00:00.000Z", "generator": { "date": "2026-10-16T15:07:51.319Z", "engine": { "name": "MSRC Generator", "version": "1.0" } }, "id": "msrc_CVE-2026-81376", "initial_release_date": "2026-09-08T07:00:00.000Z", "revision_history": [ { "date": "2026-09-08T07:00:00.000Z", "legacy_version": "1", "number": "1", "summary": "Information published." } ], "status": "final", "version": "1" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "<1.136.2", "product": { "name": "Visual Studio Code <1.136.2", "product_id": "1" } }, { "category": "product_version", "name": "1.136.2", "product": { "name": "Visual Studio Code 1.136.2", "product_id": "11622" } } ], "category": "product_name", "name": "Visual Studio Code" } ], "category": "vendor", "name": "Microsoft" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-81376", "cwe": { "id": "CWE-1023", "name": "Incomplete Comparison with Missing Factors" }, "notes": [ { "category": "general", "text": "Microsoft", "title": "Assigning CNA" }, { "category": "faq", "text": "An attacker could convince a user to open a specially crafted Visual Studio Code workspace. The workspace could cause Visual Studio Code to connect to an attacker-controlled service and bypass Workspace Trust restrictions. Successful exploitation could allow the attacker to access local data or execute code in the context of the user. User interaction is required, but the user does not need to trust the workspace.", "title": "How could an attacker exploit this vulnerability?" }, { "category": "faq", "text": "An attacker who successfully exploited this vulnerability could bypass the Visual Studio Code Workspace Trust feature, allowing content from an untrusted workspace to run commands or code without the user first granting trust. See Workspace Trust for more information.", "title": "What security feature could be bypassed by successfully exploiting this vulnerability?" }, { "category": "faq", "text": "In this case, a successful attack can break out of the Visual Studio Code Workspace Trust feature. See Workspace Trust for more information.", "title": "According to the CVSS metric, a successful exploitation could lead to a scope change (S:C). What does this mean for this vulnerability?" } ], "product_status": { "fixed": [ "11622" ], "known_affected": [ "1" ] }, "references": [ { "category": "self", "summary": "CVE-2026-81376 Visual Studio Code Security Feature Bypass Vulnerability - HTML", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81376" }, { "category": "self", "summary": "CVE-2026-81376 Visual Studio Code Security Feature Bypass Vulnerability - CSAF", "url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-81376.json" } ], "remediations": [ { "category": "vendor_fix", "date": "2026-09-08T07:00:00.000Z", "details": "1.136.2:Security Update:https://code.visualstudio.com/updates/v1_136", "product_ids": [ "1" ], "url": "https://code.visualstudio.com/updates/v1_136" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.6, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "exploitCodeMaturity": "UNPROVEN", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "remediationLevel": "OFFICIAL_FIX", "reportConfidence": "CONFIRMED", "scope": "CHANGED", "temporalScore": 8.3, "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C", "version": "3.1" }, "products": [ "1" ] } ], "threats": [ { "category": "impact", "details": "Security Feature Bypass" }, { "category": "exploit_status", "details": "Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely" } ], "title": "Visual Studio Code Security Feature Bypass Vulnerability" } ] }