CVE-2026-1080
Analyzed Analyzed - Analysis Complete
Unauthorized Access via Iterations API in GitLab EE

Publication date: 2026-02-11

Last updated on: 2026-02-12

Assigner: GitLab Inc.

Description
GitLab has remediated an issue in GitLab EE affecting all versions from 16.7 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to access iteration data from private descendant groups by querying the iterations API endpoint.
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Meta Information
Published
2026-02-11
Last Modified
2026-02-12
Generated
2026-06-16
AI Q&A
2026-02-11
EPSS Evaluated
2026-06-15
NVD
CVE-2026-1080
EUVD
EUVD-2026-7047
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
gitlab gitlab From 18.7.0 (inc) to 18.7.4 (exc)
gitlab gitlab From 18.8.0 (inc) to 18.8.4 (exc)
gitlab gitlab From 16.7.0 (inc) to 18.6.6 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-639 The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.
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Executive Summary

This vulnerability in GitLab EE affects versions from 16.7 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4. Under certain conditions, it could allow an authenticated user to access iteration data from private descendant groups by querying the iterations API endpoint.

Impact Analysis

The impact of this vulnerability is that an authenticated user might gain unauthorized access to iteration data belonging to private descendant groups. This could lead to unintended disclosure of sensitive project iteration information.

Compliance Impact

I don't know

Detection Guidance

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Mitigation Strategies

To mitigate this vulnerability, you should upgrade GitLab EE to a fixed version. The issue is remediated in versions 18.6.6 and later for the 16.7 to 18.6 series, 18.7.4 and later for the 18.7 series, and 18.8.4 and later for the 18.8 series.

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