{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-45815",
        "ASSIGNER": "security-advisories@github.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Backstage is an open framework for building developer portals. A malicious actor with authenticated access to a Backstage instance with the catalog backend plugin installed is able to interrupt the service using a specially crafted query to the catalog API. This has been fixed in the `1.26.0` release of the `@backstage/plugin-catalog-backend`. All users are advised to upgrade. There are no known workarounds for this vulnerability."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')",
                        "cweId": "CWE-1321"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "backstage",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "backstage",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "< 1.26.0"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://github.com/backstage/backstage/security/advisories/GHSA-3x3f-jcp3-g22j",
                "refsource": "MISC",
                "name": "https://github.com/backstage/backstage/security/advisories/GHSA-3x3f-jcp3-g22j"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-3x3f-jcp3-g22j",
        "discovery": "UNKNOWN"
    },
    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 6.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                "version": "3.1"
            }
        ]
    }
}