CVE-2023-0450

Name: CVE-2023-0450
Creator: NVD / NIST
Published: 2023-04-05T21:15:07.097+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.6/10EPSS 0.68%

Last modified Jun 17, 2026

CVE-2023-0450 is a medium-severity vulnerability rated 4.6/10 on the CVSS scale. An issue has been discovered in GitLab affecting all versions starting from 8.1 to 15.8.5, and from 15.9 to 15.9.4, and from 15.10 to 15.10.1. It was possible to add a branch with an ambiguous name that could be used to social engineer users.. EPSS estimates a 0.68% chance of exploitation in the next 30 days.

Description

An issue has been discovered in GitLab affecting all versions starting from 8.1 to 15.8.5, and from 15.9 to 15.9.4, and from 15.10 to 15.10.1. It was possible to add a branch with an ambiguous name that could be used to social engineer users.

Metrics

CVSS 3.1

4.6/10

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

EPSS Probability

0.68%

47.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 8.1.0, < 15.8.5
Gitlab	Gitlab	>= 15.9.0, < 15.9.4
Gitlab	Gitlab	15.10.0

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0450.jsonVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/388962Broken Link
https://hackerone.com/reports/1831547Permissions Required
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0450.jsonVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/388962Broken Link
https://hackerone.com/reports/1831547Permissions Required

Timeline

Published: Apr 5, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-0450?

How severe is CVE-2023-0450?

CVE-2023-0450 has a CVSS score of 4.6/10 (MEDIUM severity). The EPSS model estimates a 0.68% probability of exploitation in the next 30 days.

How do I fix CVE-2023-0450?

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-2023-0450?

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

Scan your code now

Source: NVD / NIST