{"id":"GO-2026-5440","summary":"Algernon: Auto-refresh SSE event server sets Access-Control-Allow-Origin: * in github.com/xyproto/algernon","details":"Algernon: Auto-refresh SSE event server sets Access-Control-Allow-Origin: * in github.com/xyproto/algernon","aliases":["CVE-2026-46431","GHSA-hw27-4v2q-5qff"],"modified":"2026-06-25T23:00:17.325837130Z","published":"2026-06-25T22:34:31Z","database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-5440","review_status":"UNREVIEWED"},"references":[{"type":"ADVISORY","url":"https://github.com/xyproto/algernon/security/advisories/GHSA-hw27-4v2q-5qff"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46431"}],"affected":[{"package":{"name":"github.com/xyproto/algernon","ecosystem":"Go","purl":"pkg:golang/github.com/xyproto/algernon"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.17.7"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-5440.json"}}],"schema_version":"1.7.5"}