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Vulnerability record · CVE-2026-105777 · published 22 October 2026

CVE-2026-105777: Gitlab vulnerability

Gitlab · Gitlab

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.

6.5 CVSS 3.1 Medium EPSS 0.28% · top 79.7% CWE-201 · CWE-201
6.5CVSS 3.1 base score
0.28%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
4 Nov 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/ Release NotesVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/597022 Permissions Required
https://hackerone.com/reports/3657282 Permissions Required

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-105777), CISA KEV, FIRST EPSS (scores of 2026-11-11). This page is refreshed as NVD updates the record.