{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-107589", "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "state": "PUBLISHED", "assignerShortName": "GitLab", "dateReserved": "2026-10-08T11:33:21.365Z", "datePublished": "2026-10-08T15:11:04.585Z", "dateUpdated": "2026-10-08T19:14:14.226Z"}, "containers": {"cna": {"title": "Authentication Bypass by Spoofing in Jacamar CI", "descriptions": [{"lang": "en", "value": "Insufficient job validation for service accounts in Jacamar CI prior to v0.30.0 allows authenticated CI users to generate arbitrary account names."}], "affected": [{"vendor": "Jacamar CI", "product": "Jacamar CI", "repo": "https://gitlab.com/ecp-ci/jacamar-ci", "versions": [{"version": "0", "status": "affected", "lessThan": "0.30.0", "versionType": "semver"}], "defaultStatus": "unaffected"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-290: Authentication Bypass by Spoofing", "cweId": "CWE-290", "type": "CWE"}]}], "references": [{"url": "https://ecp-ci.gitlab.io/docs/releasenotes/jacamar/jacamar_0.30.0.html"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "availabilityImpact": "LOW", "baseScore": 7.5, "baseSeverity": "HIGH"}}], "solutions": [{"lang": "en", "value": "This issue presents a serious risk to all versions of Jacamar CI prior to v0.30.0\nwhen used with GitLab Server v13.11 or later, or with v13.10 when the\n`allow_projects_to_create_service_accounts` feature flag enabled. If you are\nunable to immediately upgrade to the latest release, you can mitigate the risk by\nrestricting the allowed accounts or groups in the configuration, or by using the\nRunAs validation script to check for bot accounts. Please see the release notes for\na complete example."}], "providerMetadata": {"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "shortName": "GitLab", "dateUpdated": "2026-10-08T15:11:04.585Z"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-08T19:14:02.778502Z", "id": "CVE-2026-107589", "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": "2026-10-08T19:14:14.226Z"}}]}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Jacamar CI", "repo": "https://gitlab.com/ecp-ci/jacamar-ci", "vendor": "Jacamar CI", "versions": [{"lessThan": "0.30.0", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "cve@gitlab.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Insufficient job validation for service accounts in Jacamar CI prior to v0.30.0 allows authenticated CI users to generate arbitrary account names."}], "id": "CVE-2026-107589", "lastModified": "2026-10-08T21:02:43.860", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 1.7, "impactScore": 5.3, "source": "cve@gitlab.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-107589", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-08T19:14:02.778502Z", "version": "2.0.3"}}]}, "published": "2026-10-08T15:17:45.153", "references": [{"source": "cve@gitlab.com", "url": "https://ecp-ci.gitlab.io/docs/releasenotes/jacamar/jacamar_0.30.0.html"}], "sourceIdentifier": "cve@gitlab.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-290"}], "source": "cve@gitlab.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,0.30.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Jacamar CI", "source": "cna", "vendor": "Jacamar CI"}, "product": "jacamar_ci", "vendor": "jacamar_ci"}], "created": "2026-10-08T18:00:18.922999+00:00", "updated": "2026-10-09T08:04:37.780416+00:00", "vendors": ["jacamar_ci", "jacamar_ci$PRODUCT$jacamar_ci"]}