{"id":"GHSA-6rff-vv3p-7mrw","kind":"vulnerability","aliases":["GHSA-6rff-vv3p-7mrw"],"related":[],"title":"Duplicate Advisory: Microsoft Security Advisory CVE-2026-114159 - Visual Studio Remote Code Execution Vulnerability","description":"## Duplicate Advisory\n\nThis advisory has been withdrawn because it is a duplicate of GHSA-3cgx-w6gm-fqrx. This link is maintained to preserve external references.\n\n## Original Description\nHeap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.","summary":"This advisory is a withdrawn duplicate of GHSA-3cgx-w6gm-fqrx and describes a heap-based buffer overflow in Visual Studio. The original description says an unauthorized attacker can execute code over a network.","severity":"high","cvss":8.8,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"Microsoft.NETCore.App.Runtime.win-x86","fixed":[],"affected":">= 8.0.0, < 8.0.34","ecosystem":"nuget"}],"ecosystems":["nuget"],"tags":["cwe-122","dotnet","package","visual-studio","windows"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"withdrawn","published_at":"2026-11-10T21:32:51+00:00","first_seen_at":"2026-11-11T00:35:04+00:00","triaged_at":"2026-11-11T00:35:54+00:00","updated_at":"2026-11-11T00:35:54+00:00","category":"package","confidence":0.5,"triage":{"at":"2026-11-11T00:35:54Z","model":"claude-haiku-5-5","output":{"fix":"- unknown","reach":"network","title":"Visual Studio: heap overflow lets an attacker run code over a network","impact":"high","summary":"This advisory is a withdrawn duplicate of GHSA-3cgx-w6gm-fqrx and describes a heap-based buffer overflow in Visual Studio. The original description says an unauthorized attacker can execute code over a network.","audience":"developers","category":"package","nicknames":[],"who_cares":["visual-studio","dotnet","windows"],"confidence":0.5,"fix_status":"unknown","needs_auth":"unknown","worst_case":"Remote code execution by an unauthorized network attacker","analyst_note":"Withdrawn duplicate: check GHSA-3cgx-w6gm-fqrx for the canonical scope, fixed versions and checks, and reconcile the NuGet range given here with the Visual Studio product.","how_to_check":"- unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"The advisory is withdrawn as a duplicate of GHSA-3cgx-w6gm-fqrx, so the affected scope should be read from that advisory. The product data lists nuget:Microsoft.NETCore.App.Runtime.win-x86 from 8.0.0 before 8.0.34, but this entry gives no fixed version. unknown","user_interaction":"unknown","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.000729,"input_tokens":4652,"output_tokens":527,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-114159':8A '-122':28B '-2026':7A '3cgx':44B,86C '6rff':17A,22A '7mrw':19A,24A 'advisori':2A,5A,36B,72C,74C 'allow':107C 'attack':64B,110C 'base':52B,101C 'buffer':53B,102C 'code':12A,67B,113C 'cve':6A 'cwe':27B 'describ':48B 'descript':60B,98C 'dotnet':29B 'duplic':1A,40B,71C,82C 'execut':13A,66B,112C 'extern':95C 'fqrx':46B,88C 'ghsa':16A,21A,43B,85C 'ghsa-3cgx-w6gm-fqrx':42B,84C 'ghsa-6rff-vv3p-7mrw':15A,20A 'heap':51B,100C 'heap-bas':50B,99C 'link':90C 'maintain':92C 'microsoft':3A 'microsoft.netcore.app.runtime.win':25A 'network':70B,116C 'origin':59B,97C 'overflow':54B,103C 'packag':30B 'preserv':94C 'refer':96C 'remot':11A 'say':61B 'secur':4A 'studio':10A,33B,57B,106C 'unauthor':63B,109C 'visual':9A,32B,56B,105C 'visual-studio':31B 'vulner':14A 'vv3p':18A,23A 'w6gm':45B,87C 'window':34B 'withdrawn':39B,77C 'x86':26A","nicknames":[],"mitigations":[],"who_affected":"The advisory is withdrawn as a duplicate of GHSA-3cgx-w6gm-fqrx, so the affected scope should be read from that advisory. The product data lists nuget:Microsoft.NETCore.App.Runtime.win-x86 from 8.0.0 before 8.0.34, but this entry gives no fixed version. unknown","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"developers","plain_action":null,"pkeys":["microsoftnetcoreappruntimewinx86"],"ptokens":["app","microsoft","netcore","runtime","win","x86"],"labels":["cwe122","dotnet","high","nuget","package","visualstudio","windows"],"campaign_type":null,"search_a":"'-114159':8A '-2026':7A '6rff':17A,22A '7mrw':19A,24A 'advisori':2A,5A 'code':12A 'cve':6A 'duplic':1A 'execut':13A 'ghsa':16A,21A 'ghsa-6rff-vv3p-7mrw':15A,20A 'microsoft':3A 'microsoft.netcore.app.runtime.win':25A 'remot':11A 'secur':4A 'studio':10A 'visual':9A 'vulner':14A 'vv3p':18A,23A 'x86':26A","search_b":"'-122':28B '3cgx':44B 'advisori':36B 'attack':64B 'base':52B 'buffer':53B 'code':67B 'cwe':27B 'describ':48B 'descript':60B 'dotnet':29B 'duplic':40B 'execut':66B 'fqrx':46B 'ghsa':43B 'ghsa-3cgx-w6gm-fqrx':42B 'heap':51B 'heap-bas':50B 'network':70B 'origin':59B 'overflow':54B 'packag':30B 'say':61B 'studio':33B,57B 'unauthor':63B 'visual':32B,56B 'visual-studio':31B 'w6gm':45B 'window':34B 'withdrawn':39B","search_c":"'3cgx':86C 'advisori':72C,74C 'allow':107C 'attack':110C 'base':101C 'buffer':102C 'code':113C 'descript':98C 'duplic':71C,82C 'execut':112C 'extern':95C 'fqrx':88C 'ghsa':85C 'ghsa-3cgx-w6gm-fqrx':84C 'heap':100C 'heap-bas':99C 'link':90C 'maintain':92C 'network':116C 'origin':97C 'overflow':103C 'preserv':94C 'refer':96C 'studio':106C 'unauthor':109C 'visual':105C 'w6gm':87C 'withdrawn':77C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T21:32:51+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_by":"GitHub","poc_count":0,"sources":[{"source":"ghsa","external_id":"GHSA-6rff-vv3p-7mrw","url":"https://github.com/advisories/GHSA-6rff-vv3p-7mrw","severity":"high","published_at":"2026-11-10T21:32:51+00:00","modified_at":"2026-11-11T00:32:14+00:00","first_seen_at":"2026-11-11T00:35:04+00:00","fetched_at":"2026-11-11T00:35:04+00:00","note":null}],"documents":[],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}