{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-56094",
        "assignerOrgId": "f4fb688c-4412-4426-b4b8-421ecf27b14a",
        "state": "PUBLISHED",
        "assignerShortName": "TYPO3",
        "dateReserved": "2026-06-18T17:29:39.231Z",
        "datePublished": "2026-08-25T09:00:48.087Z",
        "dateUpdated": "2026-08-25T09:00:48.087Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "f4fb688c-4412-4426-b4b8-421ecf27b14a",
                "shortName": "TYPO3",
                "dateUpdated": "2026-08-25T09:00:48.087Z"
            },
            "title": "Information Disclosure in extension \"Apache Solr for TYPO3 - Enterprise Search\" (solr)",
            "datePublic": "2026-08-25T09:00:00.000Z",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "cweId": "CWE-943",
                            "description": "CWE-943 Improper Neutralization of Special Elements in Data Query Logic",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "TYPO3",
                    "product": "Extension \"Apache Solr for TYPO3 - Enterprise Search\"",
                    "collectionURL": "https://packagist.org/",
                    "packageName": "apache-solr-for-typo3/solr",
                    "repo": "https://github.com/TYPO3-Solr/ext-solr",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "13.0.0",
                            "lessThan": "13.1.4",
                            "versionType": "semver"
                        },
                        {
                            "status": "affected",
                            "version": "12.0.0",
                            "lessThan": "12.1.4",
                            "versionType": "semver"
                        },
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThan": "11.6.6",
                            "versionType": "semver"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "The extension allows a request-provided additionalFilters parameter to register a named siteHash filter before the system's own siteHash filter is applied, and the query builder does not overwrite an already-registered named filter. In a shared Solr core serving multiple TYPO3 sites, a visitor can use this to read public documents belonging to another site. The same root cause also affects the suggest top-results path when suggest is enabled.",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "The extension allows a request-provided additionalFilters parameter to register a named siteHash filter before the system's own siteHash filter is applied, and the query builder does not overwrite an already-registered named filter. In a shared Solr core serving multiple TYPO3 sites, a visitor can use this to read public documents belonging to another site. The same root cause also affects the suggest top-results path when suggest is enabled."
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://typo3.org/security/advisory/typo3-ext-sa-2026-025",
                    "tags": [
                        "vendor-advisory"
                    ]
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV4_0": {
                        "attackVector": "NETWORK",
                        "attackComplexity": "HIGH",
                        "attackRequirements": "PRESENT",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "LOW",
                        "subConfidentialityImpact": "NONE",
                        "vulnIntegrityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "vulnAvailabilityImpact": "NONE",
                        "subAvailabilityImpact": "NONE",
                        "exploitMaturity": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "valueDensity": "NOT_DEFINED",
                        "vulnerabilityResponseEffort": "NOT_DEFINED",
                        "providerUrgency": "NOT_DEFINED",
                        "version": "4.0",
                        "baseSeverity": "MEDIUM",
                        "baseScore": 6.3,
                        "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
                    }
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Seungbin Yang",
                    "type": "reporter"
                },
                {
                    "lang": "en",
                    "value": "Rafael Kähm",
                    "type": "remediation developer"
                },
                {
                    "lang": "en",
                    "value": "EXT:solr team by dkd Internet Service GmbH",
                    "type": "remediation developer"
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
            "x_generator": {
                "engine": "Vulnogram 1.0.0"
            }
        }
    }
}