{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-3848", "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "state": "PUBLISHED", "assignerShortName": "GitLab", "dateReserved": "2026-03-09T19:33:36.812Z", "datePublished": "2026-03-11T15:37:11.894Z", "dateUpdated": "2026-03-11T15:37:11.894Z"}, "containers": {"cna": {"title": "Improper Neutralization of CRLF Sequences ('CRLF Injection') in GitLab", "descriptions": [{"lang": "en", "value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.11 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to make unintended internal requests through proxy environments under certain conditions due to improper input validation in import functionality."}], "affected": [{"vendor": "GitLab", "product": "GitLab", "repo": "git://git@gitlab.com:gitlab-org/gitlab.git", "cpes": ["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"], "versions": [{"version": "8.11", "status": "affected", "lessThan": "18.7.6", "versionType": "semver"}, {"version": "18.8", "status": "affected", "lessThan": "18.8.6", "versionType": "semver"}, {"version": "18.9", "status": "affected", "lessThan": "18.9.2", "versionType": "semver"}], "defaultStatus": "unaffected"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')", "cweId": "CWE-93", "type": "CWE"}]}], "references": [{"url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/577298"}, {"url": "https://about.gitlab.com/releases/2026/03/11/patch-release-gitlab-18-9-2-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:C/C:L/I:N/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 5, "baseSeverity": "MEDIUM"}}], "solutions": [{"lang": "en", "value": "Upgrade to versions 18.7.6, 18.8.6, 18.9.2 or above."}], "credits": [{"lang": "en", "value": "Thanks [shelld3c](https://hackerone.com/shells3c) for reporting this vulnerability.", "type": "finder"}], "providerMetadata": {"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "shortName": "GitLab", "dateUpdated": "2026-03-11T15:37:11.894Z"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.11 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to make unintended internal requests through proxy environments under certain conditions due to improper input validation in import functionality."}], "id": "CVE-2026-3848", "lastModified": "2026-03-11T16:16:47.310", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.0, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 1.4, "source": "cve@gitlab.com", "type": "Secondary"}]}, "published": "2026-03-11T16:16:47.310", "references": [{"source": "cve@gitlab.com", "url": "https://about.gitlab.com/releases/2026/03/11/patch-release-gitlab-18-9-2-released/"}, {"source": "cve@gitlab.com", "url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/577298"}], "sourceIdentifier": "cve@gitlab.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-93"}], "source": "cve@gitlab.com", "type": "Primary"}]}

{}