What is CVE-2023-33955?

CVE-2023-33955 is a medium-severity vulnerability in Minio Console, classified under Information Disclosure. CVSS score: 4.3/10. Published 2023-05-30.

How severe is CVE-2023-33955?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Information disclosure in Minio Console

CVE-2023-33955

Minio Console is the UI for MinIO Object Storage. Unicode RIGHT-TO-LEFT OVERRIDE characters can be used to mask the original filename. This issue has been patched in version 0.28.0.

Vulnerability class: Information Disclosure

Published 2023-05-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.006 (49.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Minio Console — versions < 0.28.0

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

github.com/minio/console/security/advisories/GHSA-jv3f-7m33-qp65 (Vendor Advisory)
github.com/minio/console/commit/17e791afb90c9ad27c65f63c6be14f2f6a3a9d60 (Patch)
github.com/minio/console/releases/tag/v0.28.0 (Release Notes)

Frequently asked questions

What is CVE-2023-33955?: CVE-2023-33955 is a medium-severity vulnerability in Minio Console, classified under Information Disclosure. CVSS score: 4.3/10. Published 2023-05-30.
How severe is CVE-2023-33955?: Medium severity. CVSS v3 base score is 4.3 out of 10.