{"schema_version":"1.3.1","id":"GO-2026-5809","modified":"2026-07-07T15:26:32Z","published":"2026-07-07T15:26:32Z","aliases":["GHSA-vgrc-hq28-p3xp"],"summary":"Hysteria has an authenticated UDP ACL bypass that enables localhost and private-network UDP SSRF in github.com/apernet/hysteria/core","details":"Hysteria has an authenticated UDP ACL bypass that enables localhost and private-network UDP SSRF in github.com/apernet/hysteria/core.\n\nNOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.\n\n(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)\n\nThe additional affected modules and versions are: .","affected":[{"package":{"name":"github.com/apernet/hysteria/core","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"ecosystem_specific":{}},{"package":{"name":"github.com/apernet/hysteria/core/v2","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.9.2"}]}],"ecosystem_specific":{"custom_ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"}]}]}}],"references":[{"type":"ADVISORY","url":"https://github.com/apernet/hysteria/security/advisories/GHSA-vgrc-hq28-p3xp"}],"database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-5809","review_status":"UNREVIEWED"}}