{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-1747", "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "state": "PUBLISHED", "assignerShortName": "GitLab", "dateReserved": "2026-02-01T18:33:18.805Z", "datePublished": "2026-02-25T20:04:49.893Z", "dateUpdated": "2026-02-26T15:39:03.951Z"}, "containers": {"cna": {"title": "Authentication Bypass Using an Alternate Path or Channel in GitLab", "descriptions": [{"lang": "en", "value": "GitLab has remediated an issue in GitLab EE affecting all versions from 17.11 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that, under certain conditions, could have allowed Developer-role users with insufficient privileges to make unauthorized modifications to protected Conan packages."}], "affected": [{"vendor": "GitLab", "product": "GitLab", "repo": "git://git@gitlab.com:gitlab-org/gitlab.git", "cpes": ["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"], "versions": [{"version": "17.11", "status": "affected", "lessThan": "18.7.5", "versionType": "semver"}, {"version": "18.8", "status": "affected", "lessThan": "18.8.5", "versionType": "semver"}, {"version": "18.9", "status": "affected", "lessThan": "18.9.1", "versionType": "semver"}], "defaultStatus": "unaffected"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-288: Authentication Bypass Using an Alternate Path or Channel", "cweId": "CWE-288", "type": "CWE"}]}], "references": [{"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/588385", "name": "GitLab Issue #588385", "tags": ["issue-tracking", "permissions-required"]}, {"url": "https://hackerone.com/reports/3533088", "name": "HackerOne Bug Bounty Report #3533088", "tags": ["technical-description", "exploit", "permissions-required"]}, {"url": "https://about.gitlab.com/releases/2026/02/25/patch-release-gitlab-18-9-1-released/"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM"}}], "solutions": [{"lang": "en", "value": "Upgrade to versions 18.7.5, 18.8.5, 18.9.1 or above."}], "credits": [{"lang": "en", "value": "Thanks [modhanami](https://hackerone.com/modhanami) for reporting this vulnerability through our HackerOne bug bounty program", "type": "finder"}], "providerMetadata": {"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "shortName": "GitLab", "dateUpdated": "2026-02-25T20:04:49.893Z"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-02-26T15:38:24.259525Z", "id": "CVE-2026-1747", "options": [{"Exploitation": "poc"}, {"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": "2026-02-26T15:39:03.951Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-1747", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-02-26T15:38:24.259525Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-02-26T15:38:37.628Z"}}], "cna": {"title": "Authentication Bypass Using an Alternate Path or Channel in GitLab", "credits": [{"lang": "en", "type": "finder", "value": "Thanks [modhanami](https://hackerone.com/modhanami) for reporting this vulnerability through our HackerOne bug bounty program"}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"cpes": ["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"], "repo": "git://git@gitlab.com:gitlab-org/gitlab.git", "vendor": "GitLab", "product": "GitLab", "versions": [{"status": "affected", "version": "17.11", "lessThan": "18.7.5", "versionType": "semver"}, {"status": "affected", "version": "18.8", "lessThan": "18.8.5", "versionType": "semver"}, {"status": "affected", "version": "18.9", "lessThan": "18.9.1", "versionType": "semver"}], "defaultStatus": "unaffected"}], "solutions": [{"lang": "en", "value": "Upgrade to versions 18.7.5, 18.8.5, 18.9.1 or above."}], "references": [{"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/588385", "name": "GitLab Issue #588385", "tags": ["issue-tracking", "permissions-required"]}, {"url": "https://hackerone.com/reports/3533088", "name": "HackerOne Bug Bounty Report #3533088", "tags": ["technical-description", "exploit", "permissions-required"]}, {"url": "https://about.gitlab.com/releases/2026/02/25/patch-release-gitlab-18-9-1-released/"}], "descriptions": [{"lang": "en", "value": "GitLab has remediated an issue in GitLab EE affecting all versions from 17.11 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that, under certain conditions, could have allowed Developer-role users with insufficient privileges to make unauthorized modifications to protected Conan packages."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-288", "description": "CWE-288: Authentication Bypass Using an Alternate Path or Channel"}]}], "providerMetadata": {"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "shortName": "GitLab", "dateUpdated": "2026-02-25T20:04:49.893Z"}}}, "cveMetadata": {"cveId": "CVE-2026-1747", "state": "PUBLISHED", "dateUpdated": "2026-02-26T15:39:03.951Z", "dateReserved": "2026-02-01T18:33:18.805Z", "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "datePublished": "2026-02-25T20:04:49.893Z", "assignerShortName": "GitLab"}, "dataVersion": "5.2"}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "GitLab has remediated an issue in GitLab EE affecting all versions from 17.11 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that, under certain conditions, could have allowed Developer-role users with insufficient privileges to make unauthorized modifications to protected Conan packages."}, {"lang": "es", "value": "GitLab ha remediado un problema en GitLab EE que afectaba a todas las versiones desde la 17.11 anteriores a la 18.7.5, la 18.8 anteriores a la 18.8.5, y la 18.9 anteriores a la 18.9.1 que, bajo ciertas condiciones, podr\u00eda haber permitido a usuarios con rol de Desarrollador con privilegios insuficientes realizar modificaciones no autorizadas a paquetes Conan protegidos."}], "id": "CVE-2026-1747", "lastModified": "2026-02-27T14:06:59.787", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "cve@gitlab.com", "type": "Secondary"}]}, "published": "2026-02-25T21:16:36.993", "references": [{"source": "cve@gitlab.com", "url": "https://about.gitlab.com/releases/2026/02/25/patch-release-gitlab-18-9-1-released/"}, {"source": "cve@gitlab.com", "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/588385"}, {"source": "cve@gitlab.com", "url": "https://hackerone.com/reports/3533088"}], "sourceIdentifier": "cve@gitlab.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-288"}], "source": "cve@gitlab.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[17.11,18.7.5)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[18.8,18.8.5)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[18.9,18.9.1)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "inferred", "scores": [{"score": 100.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "gitlab", "vendor": "gitlab"}], "created": "2026-02-26T13:14:45.935114+00:00", "updated": "2026-02-26T13:14:45.935193+00:00", "vendors": ["gitlab", "gitlab$PRODUCT$gitlab"]}