CVE-2026-16763

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Source

https://cve.org/CVERecord?id=CVE-2026-16763

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-16763.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-16763

Published

2026-07-23T21:15:10.064Z

Modified

2026-07-25T04:14:41.151017525Z

Severity

1.9 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator

Summary

localstack serverless-localstack Configuration index.js os command injection

Details

A vulnerability was identified in localstack serverless-localstack up to 1.4.0. The affected element is an unknown function of the file src/index.js of the component Configuration Handler. The manipulation of the argument custom.localstack.docker.compose_file leads to os command injection. An attack has to be approached locally. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.

Database specific

{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/16xxx/CVE-2026-16763.json",
    "cwe_ids": [
        "CWE-77",
        "CWE-78"
    ],
    "cna_assigner": "VulDB",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "1.0"
                },
                {
                    "last_affected": "1.0"
                },
                {
                    "introduced": "1.1"
                },
                {
                    "last_affected": "1.1"
                },
                {
                    "introduced": "1.3"
                },
                {
                    "last_affected": "1.3"
                },
                {
                    "introduced": "1.4.0"
                },
                {
                    "last_affected": "1.4.0"
                }
            ],
            "source": "AFFECTED_FIELD"
        }
    ]
}

References

Affected packages

Git / github.com/localstack/serverless-localstack

Affected ranges

Type

GIT

Repo

https://github.com/localstack/serverless-localstack

Events

Introduced

04f71f8ea8bee40a34e4713d8bb440982030cec2

Last affected

04f71f8ea8bee40a34e4713d8bb440982030cec2

Database specific

{
    "extracted_events": [
        {
            "introduced": "1.2"
        },
        {
            "last_affected": "1.2"
        }
    ],
    "source": "AFFECTED_FIELD"
}

Affected versions

1.*

1.2

v1.*

v1.2.0

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-16763.json"