GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.6.5 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have retrieved sensitive internal server credentials due to improper filtering of internal response headers.
History

Fri, 30 Oct 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 27 Oct 2026 14:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:19.5.0:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:19.5.0:*:*:*:enterprise:*:*:*

Wed, 21 Oct 2026 23:45:00 +0000

Type Values Removed Values Added
Description GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.6.5 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have retrieved sensitive internal server credentials due to improper filtering of internal response headers.
Title Insertion of Sensitive Information Into Sent Data in GitLab
First Time appeared Gitlab
Gitlab gitlab
Weaknesses CWE-201
CPEs cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
Vendors & Products Gitlab
Gitlab gitlab
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitLab

Published: 2026-10-21T23:34:25.440Z

Updated: 2026-10-30T17:18:23.749Z

Reserved: 2026-10-05T20:34:16.301Z

Link: CVE-2026-105777

cve-icon Vulnrichment

Updated: 2026-10-30T17:09:06.343Z

cve-icon NVD

Status : Analyzed

Published: 2026-10-22T01:16:57.467

Modified: 2026-10-30T18:17:16.353

Link: CVE-2026-105777

cve-icon Redhat

No data.