{"id":"CVE-2026-62898","revision":"8a44cbb42a1441319b9cfe02f54736e9","records":[{"revision":"8a44cbb42a1441319b9cfe02f54736e9","observedAt":"2026-10-30T18:45:26.441+00:00","statement":{"source":"cve-program","id":"CVE-2026-62898","aliases":[],"title":"Microsoft QUIC Information Disclosure Vulnerability","description":"Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a network.","state":0,"publishedAt":"2026-08-11T17:07:16.953+00:00","modifiedAt":"2026-10-30T17:23:02.031+00:00","affected":[{"ecosystem":"Vendor product","name":".NET 10.0 runtime","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \".NET 10.0 runtime\",\n                    \"versions\": [\n                        {\n                            \"version\": \"10.0.0\",\n                            \"lessThan\": \"10.0.11\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":".NET 8.0 runtime","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \".NET 8.0 runtime\",\n                    \"versions\": [\n                        {\n                            \"version\": \"8.0.0\",\n                            \"lessThan\": \"8.0.30\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":".NET 9.0 runtime","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \".NET 9.0 runtime\",\n                    \"versions\": [\n                        {\n                            \"version\": \"9.0.0\",\n                            \"lessThan\": \"9.0.19\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft Visual Studio 2022 version 17.14","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft Visual Studio 2022 version 17.14\",\n                    \"versions\": [\n                        {\n                            \"version\": \"17.14.0\",\n                            \"lessThan\": \"17.14.38\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft Visual Studio 2026 version 18.8","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft Visual Studio 2026 version 18.8\",\n                    \"versions\": [\n                        {\n                            \"version\": \"18.0\",\n                            \"lessThan\": \"18.8.3\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","score":7.5,"severity":"HIGH"}],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62898"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-62898","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-62898","identifiers":["CVE-2026-62898"]},"retained":false,"historicalAffected":[]}],"coverage":[]}