CVE-2026-1080

Medium

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.

SeverityMedium

CVSS4.3

Exploit probability—

Product

Gitlab

PublishedFeb 11, 2026

First seenFeb 11, 2026

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Update

gitlab gitlab18.6.6, 18.7.4, 18.8.4 or later

Affected products

Product	Affected versions	Fixed in
gitlab gitlab	16.7.0 ≤ v < 18.6.6, 18.7.0 ≤ v < 18.7.4, 18.8.0 ≤ v < 18.8.4	18.6.6, 18.7.4, 18.8.4

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