{ "document": { "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "tlp": { "label": "WHITE" } }, "lang": "nl", "notes": [ { "category": "legal_disclaimer", "text": "The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this page to enhance access to its information and security advisories. The use of this security advisory is subject to the following terms and conditions:\n\n NCSC-NL makes every reasonable effort to ensure that the content of this page is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or continuous keeping up-to-date. The information contained in this security advisory is intended solely for the purpose of providing general information to professional users. No rights can be derived from the information provided therein.\n\n NCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of this security advisory. This includes damage resulting from the inaccuracy of incompleteness of the information contained in the advisory.\n This security advisory is subject to Dutch law. All disputes related to or arising from the use of this advisory will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings." }, { "category": "description", "text": "Microsoft heeft 15 kwetsbaarheden verholpen in diverse Developer Tools.", "title": "Feiten" }, { "category": "description", "text": "Een kwaadwillende kan de kwetsbaarheden misbruiken om aanvallen uit te voeren die kunnen leiden tot de categorieën schade zoals benoemd in onderstaande tabel.\n\nDe ernstigste kwetsbaarheid met kenmerk CVE-2026-81376 heeft een CVSS-score van 9,6. Een kwaadwillende misbruiken door een gebruiker ertoe te verleiden een speciaal geprepareerde Visual Studio Code-workspace te openen. Hiermee kunnen de Workspace Trust-beperkingen worden omzeild, waardoor inhoud uit een niet-vertrouwde workspace opdrachten of code kan uitvoeren zonder dat de gebruiker hiervoor eerst toestemming geeft. Hierdoor kan de kwaadwillende toegang krijgen tot lokale gegevens of code uitvoeren met de rechten van de gebruiker.\n\nVoor succesvol misbruik moet de kwaadwillende het slachtoffer misleiden een malafide broncodebestand te importeren en verwerken.\n\n```\n.NET: \n|----------------|------|-------------------------------------|\n| CVE-ID | CVSS | Impact |\n|----------------|------|-------------------------------------|\n| CVE-2026-58649 | 6,50 | Toegang tot gevoelige gegevens | \n|----------------|------|-------------------------------------|\n\nGitHub Copilot and Visual Studio Code: \n|----------------|------|-------------------------------------|\n| CVE-ID | CVSS | Impact |\n|----------------|------|-------------------------------------|\n| CVE-2026-81380 | 5,30 | Toegang tot gevoelige gegevens | \n| CVE-2026-81381 | 6,50 | Toegang tot gevoelige gegevens | \n|----------------|------|-------------------------------------|\n\nVisual Studio Code: \n|----------------|------|-------------------------------------|\n| CVE-ID | CVSS | Impact |\n|----------------|------|-------------------------------------|\n| CVE-2026-70334 | 7,80 | Omzeilen van beveiligingsmaatregel | \n| CVE-2026-78461 | 7,40 | Omzeilen van beveiligingsmaatregel | \n| CVE-2026-78462 | 8,80 | Omzeilen van beveiligingsmaatregel | \n| CVE-2026-81356 | 8,20 | Omzeilen van beveiligingsmaatregel | \n| CVE-2026-81357 | 8,20 | Omzeilen van beveiligingsmaatregel | \n| CVE-2026-81376 | 9,60 | Omzeilen van beveiligingsmaatregel | \n| CVE-2026-81377 | 6,50 | | \n| CVE-2026-81378 | 8,20 | Omzeilen van beveiligingsmaatregel | \n| CVE-2026-81379 | 8,20 | Omzeilen van beveiligingsmaatregel | \n| CVE-2026-81383 | 7,40 | Toegang tot gevoelige gegevens | \n|----------------|------|-------------------------------------|\n\nASP.NET Core: \n|----------------|------|-------------------------------------|\n| CVE-ID | CVSS | Impact |\n|----------------|------|-------------------------------------|\n| CVE-2026-57099 | 7,50 | Denial-of-Service | \n| CVE-2026-69304 | 5,90 | Denial-of-Service | \n|----------------|------|-------------------------------------|\n\n\n------------------- Productgroep Apps ---------------------------------\n\n\nAll CVE's for this product group:\nCVE-2026-58611, CVE-2026-80097\n\nMicrosoft Authenticator: \n|----------------|------|-------------------------------------|\n| CVE-ID | CVSS | Impact |\n|----------------|------|-------------------------------------|\n| CVE-2026-80097 | 8,60 | Verkrijgen van verhoogde rechten | \n|----------------|------|-------------------------------------|\n\nXBox Gaming Services: \n|----------------|------|-------------------------------------|\n| CVE-ID | CVSS | Impact |\n|----------------|------|-------------------------------------|\n| CVE-2026-58611 | 7,80 | Verkrijgen van verhoogde rechten | \n|----------------|------|-------------------------------------|\n\n```", "title": "Interpretaties" }, { "category": "description", "text": "Microsoft heeft updates beschikbaar gesteld waarmee de beschreven kwetsbaarheden worden verholpen. We raden u aan om deze updates te installeren. Meer informatie over de kwetsbaarheden, de installatie van de updates en eventuele work-arounds vindt u op:\n\nhttps://portal.msrc.microsoft.com/en-us/security-guidance", "title": "Oplossingen" }, { "category": "general", "text": "medium", "title": "Kans" }, { "category": "general", "text": "high", "title": "Schade" }, { "category": "general", "text": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "title": "CWE-22" }, { "category": "general", "text": "Improper Neutralization of Special Elements used in a Command ('Command Injection')", "title": "CWE-77" }, { "category": "general", "text": "Incomplete List of Disallowed Inputs", "title": "CWE-184" }, { "category": "general", "text": "Origin Validation Error", "title": "CWE-346" }, { "category": "general", "text": "Improper Handling of Highly Compressed Data (Data Amplification)", "title": "CWE-409" }, { "category": "general", "text": "Interpretation Conflict", "title": "CWE-436" }, { "category": "general", "text": "Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')", "title": "CWE-444" }, { "category": "general", "text": "Insufficiently Protected Credentials", "title": "CWE-522" }, { "category": "general", "text": "Not Failing Securely ('Failing Open')", "title": "CWE-636" }, { "category": "general", "text": "Authorization Bypass Through User-Controlled Key", "title": "CWE-639" }, { "category": "general", "text": "Use of Incorrectly-Resolved Name or Reference", "title": "CWE-706" }, { "category": "general", "text": "Allocation of Resources Without Limits or Throttling", "title": "CWE-770" }, { "category": "general", "text": "Server-Side Request Forgery (SSRF)", "title": "CWE-918" }, { "category": "general", "text": "Incomplete Comparison with Missing Factors", "title": "CWE-1023" } ], "publisher": { "category": "coordinator", "contact_details": "cert@ncsc.nl", "name": "Nationaal Cyber Security Centrum", "namespace": "https://www.ncsc.nl/" }, "references": [ { "category": "external", "summary": "Reference", "url": "https://portal.msrc.microsoft.com/en-us/security-guidance" } ], "title": "Kwetsbaarheden verholpen in Microsoft Developer Tools", "tracking": { "current_release_date": "2026-09-08T18:47:43.241459Z", "generator": { "date": "2025-08-04T16:30:00Z", "engine": { "name": "V.A.", "version": "1.3" } }, "id": "NCSC-2026-0351", "initial_release_date": "2026-09-08T18:47:43.241459Z", "revision_history": [ { "date": "2026-09-08T18:47:43.241459Z", "number": "1.0.0", "summary": "Initiele versie" } ], "status": "final", "version": "1.0.0" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-1" } } ], "category": "product_name", "name": ".NET 10.0 installed on Linux" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-2" } } ], "category": "product_name", "name": ".NET 10.0 installed on Mac OS" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-3" } } ], "category": "product_name", "name": ".NET 10.0 installed on Windows" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-4" } } ], "category": "product_name", "name": ".NET 8.0 installed on Linux" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-5" } } ], "category": "product_name", "name": ".NET 8.0 installed on Mac OS" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-6" } } ], "category": "product_name", "name": ".NET 8.0 installed on Windows" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-7" } } ], "category": "product_name", "name": ".NET 9.0 installed on Linux" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-8" } } ], "category": "product_name", "name": ".NET 9.0 installed on Mac OS" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-9" } } ], "category": "product_name", "name": ".NET 9.0 installed on Windows" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-10" } } ], "category": "product_name", "name": "ASP.NET Core 10.0" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-11" } } ], "category": "product_name", "name": "ASP.NET Core 8.0" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-12" } } ], "category": "product_name", "name": "Microsoft.AspNetCore.OData" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-13" } } ], "category": "product_name", "name": "Visual Studio Code" } ], "category": "vendor", "name": "Microsoft" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-57099", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-57099 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-57099.json" } ], "title": "CVE-2026-57099" }, { "cve": "CVE-2026-58649", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-58649 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-58649.json" } ], "title": "CVE-2026-58649" }, { "cve": "CVE-2026-69304", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-69304 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-69304.json" } ], "title": "CVE-2026-69304" }, { "cve": "CVE-2026-70334", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-70334 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-70334.json" } ], "title": "CVE-2026-70334" }, { "cve": "CVE-2026-78461", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-78461 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-78461.json" } ], "title": "CVE-2026-78461" }, { "cve": "CVE-2026-78462", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-78462 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-78462.json" } ], "title": "CVE-2026-78462" }, { "cve": "CVE-2026-81356", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-81356 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-81356.json" } ], "title": "CVE-2026-81356" }, { "cve": "CVE-2026-81357", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-81357 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-81357.json" } ], "title": "CVE-2026-81357" }, { "cve": "CVE-2026-81376", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-81376 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-81376.json" } ], "title": "CVE-2026-81376" }, { "cve": "CVE-2026-81377", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-81377 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-81377.json" } ], "title": "CVE-2026-81377" }, { "cve": "CVE-2026-81378", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-81378 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-81378.json" } ], "title": "CVE-2026-81378" }, { "cve": "CVE-2026-81379", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-81379 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-81379.json" } ], "title": "CVE-2026-81379" }, { "cve": "CVE-2026-81380", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-81380 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-81380.json" } ], "title": "CVE-2026-81380" }, { "cve": "CVE-2026-81381", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-81381 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-81381.json" } ], "title": "CVE-2026-81381" }, { "cve": "CVE-2026-81383", "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2", "CSAFPID-3", "CSAFPID-4", "CSAFPID-5", "CSAFPID-6", "CSAFPID-7", "CSAFPID-8", "CSAFPID-9", "CSAFPID-10", "CSAFPID-11", "CSAFPID-12", "CSAFPID-13" ] }, "references": [ { "category": "self", "summary": "CVE-2026-81383 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-81383.json" } ], "title": "CVE-2026-81383" } ] }