CVE-2026-1282 | THREATINT

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an authenticated user to inject malicious content into project labels titles.

PUBLISHED Reserved 2026-01-21 | Published 2026-02-11 | Updated 2026-02-11 | Assigner GitLab

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

Problem types

CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

Product status

Default status

unaffected

18.6 (semver) before 18.6.6

affected

18.7 (semver) before 18.7.4

affected

18.8 (semver) before 18.8.4

affected

Credits

Thanks [rafabd1](https://hackerone.com/rafabd1) for reporting this vulnerability through our HackerOne bug bounty program finder

References

gitlab.com/gitlab-org/gitlab/-/issues/587106 (GitLab Issue #587106) issue-tracking permissions-required

hackerone.com/reports/3505596 (HackerOne Bug Bounty Report #3505596) technical-description exploit permissions-required

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

cve.org (CVE-2026-1282)

nvd.nist.gov (CVE-2026-1282)

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