MinIO has an Unauthenticated Object Write via Missing Signature Verification in Unsigned-Trailer Uploads

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-40344 · Microsoft / collected KEV context

EUVD-2026-24579

GHSA-9c4q-hq6p-c237

GO-2026-5284

cve-program · CVE-2026-40344

• https://github.com/minio/minio/security/advisories/GHSA-9c4q-hq6p-c237
• https://github.com/minio/minio/pull/16484
• https://github.com/minio/minio/commit/76913a9fd5c6e5c2dbd4e8c7faf56ed9e9e24091

euvd · EUVD-2026-24579

• https://github.com/minio/minio/security/advisories/GHSA-9c4q-hq6p-c237
• https://github.com/minio/minio/pull/16484
• https://github.com/minio/minio/commit/76913a9fd5c6e5c2dbd4e8c7faf56ed9e9e24091

nvd · CVE-2026-40344

• https://github.com/minio/minio/commit/76913a9fd5c6e5c2dbd4e8c7faf56ed9e9e24091
• https://github.com/minio/minio/pull/16484
• https://github.com/minio/minio/security/advisories/GHSA-9c4q-hq6p-c237

osv · GHSA-9c4q-hq6p-c237

• https://github.com/minio/minio/security/advisories/GHSA-9c4q-hq6p-c237
• https://nvd.nist.gov/vuln/detail/CVE-2026-40344
• https://github.com/minio/minio/pull/16484
• https://github.com/minio/minio/commit/76913a9fd5c6e5c2dbd4e8c7faf56ed9e9e24091
• https://github.com/minio/minio

osv · GO-2026-5284

• https://github.com/minio/minio/security/advisories/GHSA-9c4q-hq6p-c237
• https://nvd.nist.gov/vuln/detail/CVE-2026-40344
• https://github.com/minio/minio/commit/76913a9fd5c6e5c2dbd4e8c7faf56ed9e9e24091
• https://github.com/minio/minio/pull/16484

No related operational record is retained in the current change model.