{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-5356","assignerOrgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","state":"PUBLISHED","assignerShortName":"GitLab","dateReserved":"2023-10-03T12:30:32.774Z","datePublished":"2024-01-12T13:56:51.714Z","dateUpdated":"2026-04-28T04:05:15.311Z"},"containers":{"cna":{"title":"Incorrect Authorization in GitLab","descriptions":[{"lang":"en","value":"Incorrect authorization checks in GitLab CE/EE from all versions starting from 8.13 before 16.5.6, all versions starting from 16.6 before 16.6.4, all versions starting from 16.7 before 16.7.2, allows a user to abuse slack/mattermost integrations to execute slash commands as another user."}],"affected":[{"vendor":"GitLab","product":"GitLab","repo":"git://git@gitlab.com:gitlab-org/gitlab.git","cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"],"versions":[{"version":"8.13","status":"affected","lessThan":"16.5.6","versionType":"semver"},{"version":"16.6","status":"affected","lessThan":"16.6.4","versionType":"semver"},{"version":"16.7","status":"affected","lessThan":"16.7.2","versionType":"semver"}],"defaultStatus":"unaffected"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-863: Incorrect Authorization","cweId":"CWE-863","type":"CWE"}]}],"references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/427154","name":"GitLab Issue #427154","tags":["issue-tracking","permissions-required"]},{"url":"https://hackerone.com/reports/2188868","name":"HackerOne Bug Bounty Report #2188868","tags":["technical-description","exploit","permissions-required"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:N","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"HIGH","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":7.3,"baseSeverity":"HIGH"}}],"solutions":[{"lang":"en","value":"Upgrade to versions 16.7.2, 16.6.4, 16.5.6 or above."}],"credits":[{"lang":"en","value":"Thanks [yvvdwf](https://hackerone.com/yvvdwf) for reporting this vulnerability through our HackerOne bug bounty program","type":"finder"}],"providerMetadata":{"orgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","shortName":"GitLab","dateUpdated":"2026-04-28T04:05:15.311Z"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T07:59:43.251Z"},"title":"CVE Program Container","references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/427154","name":"GitLab Issue #427154","tags":["issue-tracking","x_transferred"]},{"url":"https://hackerone.com/reports/2188868","name":"HackerOne Bug Bounty Report #2188868","tags":["technical-description","exploit","x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-01-23T21:57:40.489112Z","id":"CVE-2023-5356","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-17T15:44:55.465Z"}}]}}