CVE-2026-15077

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Source
https://cve.org/CVERecord?id=CVE-2026-15077
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-15077.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-15077
Aliases
Downstream
Published
2026-07-29T19:00:11Z
Modified
2026-08-27T11:30:48Z
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
Improper Neutralization of Input Used for LLM Prompting in GitLab
Details

GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.1.3 and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user to access information from unauthorized projects due to improper neutralization of untrusted content processed by the AI-assisted code review functionality.

Database specific 
{
    "cna_assigner": "GitLab",
    "cwe_ids": [
        "CWE-1427"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/15xxx/CVE-2026-15077.json",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "19.1"
                },
                {
                    "fixed": "19.1.3"
                },
                {
                    "introduced": "19.2"
                },
                {
                    "fixed": "19.2.1"
                }
            ],
            "source": "AFFECTED_FIELD"
        },
        {
            "extracted_events": [
                {
                    "introduced": "19.1"
                },
                {
                    "fixed": "19.1.3"
                },
                {
                    "introduced": "19.2"
                },
                {
                    "fixed": "19.2.1"
                }
            ],
            "source": "DESCRIPTION"
        }
    ]
}
References

Affected packages

Git / gitlab.com/gitlab-org/gitlab

Affected ranges

Type
GIT
Repo
https://gitlab.com/gitlab-org/gitlab
Events
Introduced
67581074a0aab1f53cdafe7eead5f5d07f3afec8
Fixed
f7e0d7bb4fa4f3f2f004b6bfa501f950285d87df
Introduced
68485a1eb627c9a992f266263157327649822db3
Last Affected
68485a1eb627c9a992f266263157327649822db3
Database specific
Show details 
{
    "cpe": [
        "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
        "cpe:2.3:a:gitlab:gitlab:19.2.0:*:*:*:enterprise:*:*:*"
    ],
    "extracted_events": [
        {
            "introduced": "19.1.0"
        },
        {
            "fixed": "19.1.3"
        },
        {
            "introduced": "19.2.0"
        },
        {
            "last_affected": "19.2.0"
        }
    ],
    "source": [
        "CPE_RANGE",
        "CPE_STRING"
    ]
}

Affected versions

19.*
19.2.0
v19.*
v19.1.0-ee
v19.2.0-ee

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-15077.json"