CVE-2026-1663

Name: CVE-2026-1663
Creator: NVD / NIST
Published: 2026-03-11T16:16:22.833+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.19%

Last modified Jun 17, 2026

CVE-2026-1663 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. GitLab has remediated an issue in GitLab CE/EE affecting all versions from 14.4 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user with group import permissions to create labels in private projects due to improper authorization validation in the group import process under certain circumstances.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 14.4 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user with group import permissions to create labels in private projects due to improper authorization validation in the group import process under certain circumstances.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.19%

8.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 14.4.0, < 18.7.6
Gitlab	Gitlab	>= 18.8.0, < 18.8.6
Gitlab	Gitlab	>= 18.9.0, < 18.9.2

References

https://about.gitlab.com/releases/2026/03/11/patch-release-gitlab-18-9-2-released/Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/588207Broken Link
https://hackerone.com/reports/3485548Permissions Required

Timeline

Published: Mar 11, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-1663?

How severe is CVE-2026-1663?

CVE-2026-1663 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.

How do I fix CVE-2026-1663?

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-2026-1663?

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

Scan your code now

Source: NVD / NIST