GitLab suffers from a privilege escalation vulnerability via the impersonate feature. Versions 8.2.0 through 8.2.4, 8.3.0 through 8.3.8, 8.4.0 through 8.4.9, 8.5.0 through 8.5.11, 8.6.0 through 8.6.7, and 8.7.0 are affected.
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