CVE-2023-6033

Name: CVE-2023-6033
Creator: NVD / NIST
Published: 2023-12-01T07:15:13.633+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.56%

Last modified Jun 17, 2026

CVE-2023-6033 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Improper neutralization of input in Jira integration configuration in GitLab CE/EE, affecting all versions from 15.10 prior to 16.6.1, 16.5 prior to 16.5.3, and 16.4 prior to 16.4.3 allows attacker to execute javascript in victim's browser.. EPSS estimates a 0.56% chance of exploitation in the next 30 days.

Description

Improper neutralization of input in Jira integration configuration in GitLab CE/EE, affecting all versions from 15.10 prior to 16.6.1, 16.5 prior to 16.5.3, and 16.4 prior to 16.4.3 allows attacker to execute javascript in victim's browser.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.56%

42.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 15.10, < 16.6.1
Gitlab	Gitlab	>= 16.4.0, < 16.4.3
Gitlab	Gitlab	>= 16.5.0, < 16.5.3

References

https://gitlab.com/gitlab-org/gitlab/-/issues/431201Broken Link, Vendor Advisory
https://hackerone.com/reports/2236039Permissions Required, Third Party Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/431201Broken Link, Vendor Advisory
https://hackerone.com/reports/2236039Permissions Required, Third Party Advisory

Timeline

Published: Dec 1, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-6033?

How severe is CVE-2023-6033?

CVE-2023-6033 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.

How do I fix CVE-2023-6033?

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-2023-6033?

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

Scan your code now

Source: NVD / NIST