What is CVE-2024-33921?

CVE-2024-33921 is a medium-severity vulnerability in Reviewx, classified under Improper Preservation of Permissions. CVSS score: 4.3/10. Published 2024-05-03.

How severe is CVE-2024-33921?

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

Vulnerability in Reviewx

CVE-2024-33921

Broken Access Control vulnerability in ReviewX.This issue affects ReviewX: from n/a through 1.6.21.

Published 2024-05-03 · 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:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (31.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 31.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-281 — Improper Preservation of Permissions

References

patchstack.com/database/vulnerability/reviewx/wordpress-reviewx-plugin-1-6-21-b… (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2024-33921?: CVE-2024-33921 is a medium-severity vulnerability in Reviewx, classified under Improper Preservation of Permissions. CVSS score: 4.3/10. Published 2024-05-03.
How severe is CVE-2024-33921?: Medium severity. CVSS v3 base score is 4.3 out of 10.