{"id":"BIT-aspnet-core-2026-40372","summary":"ASP.NET Core Elevation of Privilege Vulnerability","details":"Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network.","aliases":["CVE-2026-40372","GHSA-9mv3-2cwr-p262"],"modified":"2026-09-08T08:45:38.263984002Z","published":"2026-04-28T08:37:45.364Z","database_specific":{"severity":"Critical","cpes":["cpe:2.3:a:microsoft:asp.net_core:*:*:*:*:*:*:*:*"]},"references":[{"type":"ADVISORY","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40372"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40372"},{"type":"WEB","url":"https://access.redhat.com/security/cve/CVE-2026-40372"},{"type":"WEB","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2460224"},{"type":"WEB","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40372.json"}],"affected":[{"package":{"name":"aspnet-core","ecosystem":"Bitnami","purl":"pkg:bitnami/aspnet-core"},"ranges":[{"type":"SEMVER","events":[{"introduced":"10.0.0"},{"fixed":"10.0.7"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/aspnet-core/BIT-aspnet-core-2026-40372.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"}]}],"schema_version":"1.9.0"}