CVE-2026-2370
Received Received - Intake
Improper Authorization in GitLab Jira Connect Enables Credential Theft

Publication date: 2026-03-30

Last updated on: 2026-03-30

Assigner: GitLab Inc.

Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 14.3 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 affecting Jira Connect installations that could have allowed an authenticated user with minimal workspace permissions to obtain installation credentials and impersonate the GitLab app due to improper authorization checks.
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Meta Information
Published
2026-03-30
Last Modified
2026-03-30
Generated
2026-06-16
AI Q&A
2026-03-30
EPSS Evaluated
2026-06-15
NVD
CVE-2026-2370
EUVD
EUVD-2026-17046
Affected Vendors & Products
Showing 6 associated CPEs
Vendor Product Version / Range
gitlab gitlab From 18.9.0 (inc) to 18.9.3 (exc)
gitlab gitlab 18.10.0
gitlab gitlab From 18.9.0 (inc) to 18.9.3 (exc)
gitlab gitlab 18.10.0
gitlab gitlab From 14.3.0 (inc) to 18.8.7 (exc)
gitlab gitlab From 14.3.0 (inc) to 18.8.7 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-233 The product does not properly handle when the expected number of parameters, fields, or arguments is not provided in input, or if those parameters are undefined.
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Executive Summary

This vulnerability affects GitLab CE/EE versions from 14.3 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1, specifically in Jira Connect installations. It allows an authenticated user with minimal workspace permissions to obtain installation credentials and impersonate the GitLab app due to improper authorization checks.

Mitigation Strategies

To mitigate this vulnerability, you should upgrade GitLab CE/EE to a fixed version. Specifically, update to version 18.8.7 or later if you are using the 14.3 to 18.8 series, version 18.9.3 or later if you are using the 18.9 series, or version 18.10.1 or later if you are using the 18.10 series.

Impact Analysis

The vulnerability can lead to an authenticated user with minimal permissions gaining unauthorized access to installation credentials. This enables them to impersonate the GitLab app, potentially leading to unauthorized actions or access within the affected system. The CVSS score of 8.1 indicates a high severity with high impact on confidentiality and integrity.

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