CVE-2026-5262

HIGH

8.0

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.1.0 before 18.9.6, 18.10 before 18.10.4, and 18.11 before 18.11.1 that under certain conditions could have allowed an unauthenticated user to access tokens in the Storybook development environment due to improper input validation.

CVE Details

CVSS v3.1 Score8.0

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N

Attack VectorNETWORK

ComplexityHIGH

Privileges RequiredNONE

User InteractionREQUIRED

Published4/22/2026

Last Modified4/22/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-79

References

https://about.gitlab.com/releases/2026/04/22/patch-release-gitlab-18-11-1-released/(cve@gitlab.com)

https://gitlab.com/gitlab-org/gitlab/-/work_items/595332(cve@gitlab.com)

https://hackerone.com/reports/3574642(cve@gitlab.com)

IOC Correlations

No correlations recorded

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