CVE-2023-2233

Name: CVE-2023-2233
Creator: NVD / NIST
Published: 2023-09-29T07:15:12.927+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.45%

Last modified Jun 17, 2026

CVE-2023-2233 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. An improper authorization issue has been discovered in GitLab CE/EE affecting all versions starting from 11.8 before 16.2.8, all versions starting from 16.3 before 16.3.5 and all versions starting from 16.4 before 16.4.1. It allows a project reporter to leak the owner's Sentry instance projects.. EPSS estimates a 0.45% chance of exploitation in the next 30 days.

Description

An improper authorization issue has been discovered in GitLab CE/EE affecting all versions starting from 11.8 before 16.2.8, all versions starting from 16.3 before 16.3.5 and all versions starting from 16.4 before 16.4.1. It allows a project reporter to leak the owner's Sentry instance projects.

Metrics

CVSS 3.1

4.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS Probability

0.45%

35.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 11.8, < 16.2.8
Gitlab	Gitlab	>= 16.3.0, < 16.3.5
Gitlab	Gitlab	16.4.0

References

https://gitlab.com/gitlab-org/gitlab/-/issues/408359Broken Link
https://hackerone.com/reports/1947211Permissions Required
https://gitlab.com/gitlab-org/gitlab/-/issues/408359Broken Link
https://hackerone.com/reports/1947211Permissions Required

Timeline

Published: Sep 29, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-2233?

How severe is CVE-2023-2233?

CVE-2023-2233 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.

How do I fix CVE-2023-2233?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-2233?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST