What is CVE-2026-42600?

CVE-2026-42600 is a medium-severity vulnerability in Minio, classified under Path Traversal. CVSS score: 4.9/10. Published 2026-05-11.

How severe is CVE-2026-42600?

Medium severity. CVSS v3 base score is 4.9 out of 10.

Path Traversal in Minio

CVE-2026-42600

MinIO is a high-performance object storage system. From RELEASE.2022-07-24T01-54-52Z to before RELEASE.2026-04-14T21-32-45Z, A path traversal vulnerability in MinIO's ReadMultiple internode storage-REST endpoint allows a caller holding the…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.000 (5.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

Affected products

Minio — versions >= RELEASE.2022-07-24T01-54-52Z, < RELEASE.2026-04-14T21-32-45Z

Weakness classification (CWE)

CWE-22 — Path Traversal

References

security-advisories@github.com (x_refsource_CONFIRM, Patch, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-42600?: CVE-2026-42600 is a medium-severity vulnerability in Minio, classified under Path Traversal. CVSS score: 4.9/10. Published 2026-05-11.
How severe is CVE-2026-42600?: Medium severity. CVSS v3 base score is 4.9 out of 10.