{"id":"CVE-2019-15592","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-15592","generatedAt":"2026-10-29T04:41:35.667Z","title":"GitLab 12.2.2 and below contains a security vulnerability that allows a guest user in a private project to see the merge request ID associated to an issue via the activity timeline.","description":"GitLab 12.2.2 and below contains a security vulnerability that allows a guest user in a private project to see the merge request ID associated to an issue via the activity timeline.","published":"2020-02-14T22:15:10.000Z","lastModified":"2026-06-17T02:20:42.000Z","status":"Modified","sourceIdentifier":"support@hackerone.com","cvss":{"version":"3.1","score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"},"cwe":["CWE-200"],"affected":["gitlab/gitlab"],"epss":{"score":0.01035,"percentile":0.63758,"date":"2026-10-28","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.03%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://about.gitlab.com/releases/2019/08/29/security-release-gitlab-12-dot-2-dot-3-released/","tags":["Vendor Advisory"],"source":"support@hackerone.com"},{"url":"https://hackerone.com/reports/588876","tags":["Permissions Required"],"source":"support@hackerone.com"},{"url":"https://about.gitlab.com/releases/2019/08/29/security-release-gitlab-12-dot-2-dot-3-released/","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://hackerone.com/reports/588876","tags":["Permissions Required"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-15592","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}