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Gitlab CVE-2026-82837

| EUVDEUVD-2026-78907 MEDIUM
Insertion of Sensitive Information Into Sent Data (CWE-201)
2026-09-15 GitLab GHSA-2gcw-p589-35qf
5.3
CVSS 3.1 · Vendor: GitLab
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Severity by source

Vendor (GitLab) PRIMARY
5.3 MEDIUM
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Primary rating from Vendor (GitLab) · only source for this CVE.

CVSS VectorVendor: GitLab

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

3
Patch available
Sep 15, 2026 - 18:18 EUVD
Analysis Generated
Sep 15, 2026 - 18:08 vuln.today
CVE Published
Sep 15, 2026 - 17:35 cve.org
MEDIUM 5.3

DescriptionCVE.org

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.1.0 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that certain conditions could have allowed an authenticated user to access sensitive credentials and tokens without transiting the expected proxy due to improper authorization checks on internal data emission endpoints.

AnalysisAI

Improper authorization checks on GitLab CE/EE internal data emission endpoints let an authenticated user retrieve sensitive credentials and tokens that should only have been returned along the expected proxy path. All releases from 10.1.0 before 19.1.8, the 19.2 branch before 19.2.6, and the 19.3 branch before 19.3.2 are affected according to the vendor, and publicly available exploit code exists (HackerOne report 3907835). …

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CVE-2026-82837 vulnerability details – vuln.today

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