CVE-2026-9807

Source
https://cve.org/CVERecord?id=CVE-2026-9807
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-9807.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-9807
Aliases
Downstream
Published
2026-05-28T07:34:37.630Z
Modified
2026-08-17T03:36:16.240499951Z
Severity
  • 4.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
Summary
Incorrect Authorization in GitLab
Details

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.9 before 18.10.7, 18.11 before 18.11.4, and 19.0 before 19.0.1 that under certain conditions could have allowed a blocked Project Access Token to continue accessing private resources due to incorrect authorization enforcement.

Database specific
{
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "18.9"
                },
                {
                    "fixed": "18.10.7"
                },
                {
                    "introduced": "18.11"
                },
                {
                    "fixed": "18.11.4"
                },
                {
                    "introduced": "19.0"
                },
                {
                    "fixed": "19.0.1"
                }
            ],
            "source": "AFFECTED_FIELD"
        },
        {
            "extracted_events": [
                {
                    "introduced": "18.9"
                },
                {
                    "fixed": "18.10.7"
                },
                {
                    "introduced": "18.11"
                },
                {
                    "fixed": "18.11.4"
                },
                {
                    "introduced": "19.0"
                },
                {
                    "fixed": "19.0.1"
                }
            ],
            "source": "DESCRIPTION"
        }
    ],
    "cna_assigner": "GitLab",
    "cwe_ids": [
        "CWE-863"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/9xxx/CVE-2026-9807.json"
}
References

Affected packages

Git / gitlab.com/gitlab-org/gitlab

Affected ranges

Type
GIT
Repo
https://gitlab.com/gitlab-org/gitlab
Events
Database specific
Show details
{
    "extracted_events": [
        {
            "introduced": "18.9.0"
        },
        {
            "fixed": "18.10.7"
        },
        {
            "introduced": "18.11.0"
        },
        {
            "fixed": "18.11.4"
        },
        {
            "introduced": "19.0.0"
        },
        {
            "last_affected": "19.0.0"
        }
    ],
    "source": [
        "CPE_RANGE",
        "CPE_STRING"
    ],
    "cpe": [
        "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
        "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
        "cpe:2.3:a:gitlab:gitlab:19.0.0:*:*:*:community:*:*:*",
        "cpe:2.3:a:gitlab:gitlab:19.0.0:*:*:*:enterprise:*:*:*"
    ]
}

Affected versions

19.*
19.0.0
v18.*
v18.11.0-ee
v18.11.2-ee
v19.*
v19.0.0-ee

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-9807.json"