BIT-gitlab-2026-12635

vendorUSosv

Reliance on Reverse DNS Resolution for a Security-Critical Action in GitLab

view advisory published 2026-06-29Licence: per source

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.3 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user with maintainer-role permissions to make requests to internal network resources through mirror synchronization due to improper URL validation.

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describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-12635USlow3.1—
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.3 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have a…
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references

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