What is CVE-2023-33321?

CVE-2023-33321 is a medium-severity vulnerability in Metagauss Eventprime, classified under Missing Authorization. CVSS score: 5.3/10. Published 2024-05-17.

How severe is CVE-2023-33321?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2023-33321 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Metagauss Eventprime

CVE-2023-33321

Missing Authorization vulnerability in Metagauss EventPrime allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects EventPrime: from n/a through 2.8.6.

Vulnerability class: Broken Access Control

Published 2024-05-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (41.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 41.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Metagauss Eventprime

Weakness classification (CWE)

CWE-862 — Missing Authorization

Public proof-of-concept exploits

20142995/nuclei-templates

References

patchstack.com/database/vulnerability/eventprime-event-calendar-management/word… (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2023-33321?: CVE-2023-33321 is a medium-severity vulnerability in Metagauss Eventprime, classified under Missing Authorization. CVSS score: 5.3/10. Published 2024-05-17.
How severe is CVE-2023-33321?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2023-33321 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.