{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-2745", "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "state": "PUBLISHED", "assignerShortName": "GitLab", "dateReserved": "2026-02-19T13:36:18.700Z", "datePublished": "2026-03-25T16:34:18.860Z", "dateUpdated": "2026-03-25T17:10:18.800Z"}, "containers": {"cna": {"title": "Authentication Bypass Using an Alternate Path or Channel in GitLab", "descriptions": [{"lang": "en", "value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 7.11 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an unauthenticated user to bypass WebAuthn two-factor authentication and gain unauthorized access to user accounts due to inconsistent input validation in the authentication process."}], "affected": [{"vendor": "GitLab", "product": "GitLab", "repo": "git://git@gitlab.com:gitlab-org/gitlab.git", "cpes": ["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"], "versions": [{"version": "7.11", "status": "affected", "lessThan": "18.8.7", "versionType": "semver"}, {"version": "18.9", "status": "affected", "lessThan": "18.9.3", "versionType": "semver"}, {"version": "18.10", "status": "affected", "lessThan": "18.10.1", "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://hackerone.com/reports/3557844", "name": "HackerOne Bug Bounty Report #3557844", "tags": ["technical-description", "exploit", "permissions-required"]}, {"url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/590810"}, {"url": "https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "NONE", "baseScore": 6.8, "baseSeverity": "MEDIUM"}}], "solutions": [{"lang": "en", "value": "Upgrade to versions 18.8.7, 18.9.3, 18.10.1 or above."}], "credits": [{"lang": "en", "value": "Thanks [a0xnirudh](https://hackerone.com/a0xnirudh) for reporting this vulnerability through our HackerOne bug bounty program", "type": "finder"}], "providerMetadata": {"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "shortName": "GitLab", "dateUpdated": "2026-03-25T16:34:18.860Z"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-03-25T17:10:13.115348Z", "id": "CVE-2026-2745", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-25T17:10:18.800Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-2745", "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "state": "PUBLISHED", "assignerShortName": "GitLab", "dateReserved": "2026-02-19T13:36:18.700Z", "datePublished": "2026-03-25T16:34:18.860Z", "dateUpdated": "2026-03-25T17:10:18.800Z"}, "containers": {"cna": {"title": "Authentication Bypass Using an Alternate Path or Channel in GitLab", "descriptions": [{"lang": "en", "value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 7.11 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an unauthenticated user to bypass WebAuthn two-factor authentication and gain unauthorized access to user accounts due to inconsistent input validation in the authentication process."}], "affected": [{"vendor": "GitLab", "product": "GitLab", "repo": "git://git@gitlab.com:gitlab-org/gitlab.git", "cpes": ["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"], "versions": [{"version": "7.11", "status": "affected", "lessThan": "18.8.7", "versionType": "semver"}, {"version": "18.9", "status": "affected", "lessThan": "18.9.3", "versionType": "semver"}, {"version": "18.10", "status": "affected", "lessThan": "18.10.1", "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://hackerone.com/reports/3557844", "name": "HackerOne Bug Bounty Report #3557844", "tags": ["technical-description", "exploit", "permissions-required"]}, {"url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/590810"}, {"url": "https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "NONE", "baseScore": 6.8, "baseSeverity": "MEDIUM"}}], "solutions": [{"lang": "en", "value": "Upgrade to versions 18.8.7, 18.9.3, 18.10.1 or above."}], "credits": [{"lang": "en", "value": "Thanks [a0xnirudh](https://hackerone.com/a0xnirudh) for reporting this vulnerability through our HackerOne bug bounty program", "type": "finder"}], "providerMetadata": {"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "shortName": "GitLab", "dateUpdated": "2026-03-25T16:34:18.860Z"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-2745", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-03-25T17:10:13.115348Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-25T17:10:16.256Z"}}]}}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 7.11 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an unauthenticated user to bypass WebAuthn two-factor authentication and gain unauthorized access to user accounts due to inconsistent input validation in the authentication process."}], "id": "CVE-2026-2745", "lastModified": "2026-03-25T17:16:57.803", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 5.2, "source": "cve@gitlab.com", "type": "Secondary"}]}, "published": "2026-03-25T17:16:57.803", "references": [{"source": "cve@gitlab.com", "url": "https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/"}, {"source": "cve@gitlab.com", "url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/590810"}, {"source": "cve@gitlab.com", "url": "https://hackerone.com/reports/3557844"}], "sourceIdentifier": "cve@gitlab.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-288"}], "source": "cve@gitlab.com", "type": "Primary"}]}

{}

{}