CVE-2025-7659 | THREATINT

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an unauthenticated user to steal tokens and access private repositories by abusing incomplete validation in the Web IDE.

PUBLISHED Reserved 2025-07-14 | Published 2026-02-11 | Updated 2026-02-12 | Assigner GitLab

HIGH: 8.0CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N

Problem types

CWE-346: Origin Validation Error

Product status

Default status

unaffected

18.2 (semver) before 18.6.6

affected

18.7 (semver) before 18.7.4

affected

18.8 (semver) before 18.8.4

affected

Credits

Thanks [cav0ur](https://hackerone.com/cav0ur) for reporting this vulnerability through our HackerOne bug bounty program finder

References

gitlab.com/gitlab-org/gitlab/-/issues/555440 (GitLab Issue #555440) issue-tracking permissions-required

hackerone.com/reports/3234976 (HackerOne Bug Bounty Report #3234976) technical-description exploit permissions-required

about.gitlab.com/...10/patch-release-gitlab-18-8-4-released/

cve.org (CVE-2025-7659)

nvd.nist.gov (CVE-2025-7659)

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