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Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.3 before 18.5.5, 18.6 before 18.6.3, and 18.7 before 18.7.1 that could have allowed a user to leak certain information by referencing specially crafted images that bypass asset proxy protection.

PUBLISHED Reserved 2025-04-25 | Published 2026-01-09 | Updated 2026-01-09 | Assigner GitLab




LOW: 3.5CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N

Problem types

CWE-359: Exposure of Private Personal Information to an Unauthorized Actor

Product status

Default status
unaffected

10.3 (semver) before 18.5.5
affected

18.6 (semver) before 18.6.3
affected

18.7 (semver) before 18.7.1
affected

Credits

Thanks [rogerace](https://hackerone.com/rogerace) for reporting this vulnerability through our HackerOne bug bounty program finder

References

gitlab.com/gitlab-org/gitlab/-/issues/537697 (GitLab Issue #537697) issue-tracking permissions-required

hackerone.com/reports/3106477 (HackerOne Bug Bounty Report #3106477) technical-description exploit permissions-required

about.gitlab.com/...07/patch-release-gitlab-18-7-1-released/

cve.org (CVE-2025-3950)

nvd.nist.gov (CVE-2025-3950)

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