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Fencer Intel
medium 4.9

CVE-2026-11827 json

Insufficiently Protected Credentials in GitLab

published 4mo ago modified 2mo ago also BIT-gitlab-2026-11827 , EUVD-2026-42404

cvss
4.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 38%
public exploits
0
none known

Summary

GitLab has remediated an issue in GitLab EE affecting all versions from 9.5 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user with maintainer-role permissions to obtain another user's stored credentials due to improper authorization controls.

Patch / fix

  • bitnami gitlab 18.11.7, 19.0.4, 19.1.2
  • GitLab GitLab 18.11.7, 19.0.4, 19.1.2

Is CVE-2026-11827 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-11827 updated cvss 4.9

gitlab-ee: GitLab EE: Information disclosure via improper authorization controls

  • Red Hat OpenShift Pipelines openshift-pipelines/pipelines-console-plugin-rhel9, openshift-pipelines/pipelines-console-plugin-pf5-rhel9 Red Hat OpenShift Container Platform 4 openshift4/ose-console, openshift4/ose-console-rhel9
    affected: no fix available “Fix deferred”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
4mo ago

Exploit prediction

0.44% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • hackerone.com https://hackerone.com/reports/3720483 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
OSV 3.1 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
bitnami gitlab
>=9.5.0, <18.11.7
>=19.0.0, <19.0.4
>=19.1.0, <19.1.2
18.11.7
19.0.4
19.1.2

Affected products

  • GitLab GitLab

Classification

Weakness
  • CWE-522 Insufficiently Protected Credentials
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.