CVE-2026-3553

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Source
https://cve.org/CVERecord?id=CVE-2026-3553
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-3553.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-3553
Aliases
Published
2026-06-11T10:21:26.429Z
Modified
2026-08-17T03:36:33.000240849Z
Severity
  • 3.1 (Low) CVSS_V3 - CVSS:3.1/AV:N/AC:H/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 12.0 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user to access confidential issue details due to incorrect authorization checks.

Database specific 
{
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "12.0"
                },
                {
                    "fixed": "18.10.8"
                },
                {
                    "introduced": "18.11"
                },
                {
                    "fixed": "18.11.5"
                },
                {
                    "introduced": "19.0"
                },
                {
                    "fixed": "19.0.2"
                }
            ],
            "source": "AFFECTED_FIELD"
        },
        {
            "extracted_events": [
                {
                    "introduced": "12.0"
                },
                {
                    "fixed": "18.10.8"
                },
                {
                    "introduced": "18.11"
                },
                {
                    "fixed": "18.11.5"
                },
                {
                    "introduced": "19.0"
                },
                {
                    "fixed": "19.0.2"
                }
            ],
            "source": "DESCRIPTION"
        }
    ],
    "cna_assigner": "GitLab",
    "cwe_ids": [
        "CWE-863"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/3xxx/CVE-2026-3553.json"
}
References

Affected packages

Git / gitlab.com/gitlab-org/gitlab

Affected ranges

Type
GIT
Repo
https://gitlab.com/gitlab-org/gitlab
Events
Introduced
3b13818e8330f68625d80d9bf5d8049c41fbe197
Fixed
691141944493a0faa4bc3229af2e6a8663e58653
Introduced
1060c7b0ff78be7c8abe8fd6d23dcb1ca493fd78
Fixed
9b638f3c6869a41d392cc3f77cfd68c8a06bda5f
Introduced
f07e3c5b3c8128be5db112e5b2b618fe31ea1b35
Fixed
86c99d562e4d6929fc43de673da9e48155f9ad95
Database specific
Show details 
{
    "extracted_events": [
        {
            "introduced": "12.0.0"
        },
        {
            "fixed": "18.10.8"
        },
        {
            "introduced": "18.11.0"
        },
        {
            "fixed": "18.11.5"
        },
        {
            "introduced": "19.0.0"
        },
        {
            "fixed": "19.0.2"
        }
    ],
    "source": "CPE_RANGE",
    "cpe": [
        "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
        "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*"
    ]
}

Affected versions

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-2026-3553.json"