{"id":"CVE-2026-3855","aliases":["BIT-gitlab-2026-3855","EUVD-2026-80121","GHSA-74fm-x674-6p6m"],"status":"published","title":"Improper Control of Resource Identifiers ('Resource Injection') in GitLab","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2.7 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user with project-level permissions to access restricted file contents on the server or cause denial of service due to improper validation of parameters in the Terraform state upload functionality.","severity":{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00341,"percentile":0.27774,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-99"],"published":"2026-09-16T06:34:30Z","modified":"2026-10-30T10:30:36Z","fixes":[{"ecosystem":"Bitnami","package":"gitlab","fixed_in":["19.1.8","19.2.6","19.3.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"gitlab","ranges":[{"type":"SEMVER","events":[{"introduced":"18.2.7"},{"fixed":"19.1.8"},{"introduced":"19.2.0"},{"fixed":"19.2.6"},{"introduced":"19.3.0"},{"fixed":"19.3.2"}]}]}],"products":[{"vendor":"gitlab","product":"gitlab"}],"references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/work_items/592821","tags":["Broken Link","web"]},{"url":"https://hackerone.com/reports/3575167","tags":["technical-description","exploit","permissions-required","Permissions Required","web","report"]},{"url":"https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-3-2-released/","tags":["Release Notes","Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-3855","tags":["web","advisory"]},{"url":"https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-3-2-released"},{"url":"https://github.com/advisories/GHSA-74fm-x674-6p6m"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/3xxx/CVE-2026-3855.json","tags":["advisory"]},{"url":"git://git@gitlab.com:gitlab-org/gitlab.git","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-3855","title":"Improper Control of Resource Identifiers ('Resource Injection') in GitLab","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2.7 before 19.1.8, 19.2 before 19.2.6, and 19.3 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functionality.","status":"published","published":"2026-09-16T06:34:30Z","modified":"2026-09-16T15:46:06Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T17:28:15.407859Z"}],"ghsa":[{"id":"GHSA-74fm-x674-6p6m","title":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2.7 before 19.1.8,...","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2.7 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user with project-level permissions to access restricted file contents on the server or cause denial of service due to improper validation of parameters in the Terraform state upload functionality.","status":"published","published":"2026-09-16T09:30:24Z","modified":"2026-09-16T09:30:28Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-99"],"updated_at":"2026-11-02T15:11:57.71972Z"}],"nvd":[{"id":"CVE-2026-3855","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2.7 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user with project-level permissions to access restricted file contents on the server or cause denial of service due to improper validation of parameters in the Terraform state upload functionality.","status":"published","published":"2026-09-16T07:16:36.95Z","modified":"2026-09-28T13:27:24.133Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"},{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-99"],"updated_at":"2026-11-02T14:12:48.287983Z"}],"osv":[{"id":"CVE-2026-3855","title":"Improper Control of Resource Identifiers ('Resource Injection') in GitLab","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2.7 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user with project-level permissions to access restricted file contents on the server or cause denial of service due to improper validation of parameters in the Terraform state upload functionality.","status":"published","published":"2026-09-16T06:34:30.822Z","modified":"2026-10-30T10:30:36.695156841Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-99"],"updated_at":"2026-11-02T15:45:03.040464Z"},{"id":"BIT-gitlab-2026-3855","title":"Improper Control of Resource Identifiers ('Resource Injection') in GitLab","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2.7 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user with project-level permissions to access restricted file contents on the server or cause denial of service due to improper validation of parameters in the Terraform state upload functionality.","status":"published","published":"2026-09-25T12:48:50.55Z","modified":"2026-09-29T10:00:05.950289784Z","updated_at":"2026-11-02T15:28:30.70064Z"}]}}