vuln-cve/data/2026/8xxx/CVE-2026-8245.json

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    "cveMetadata": {
        "cveId": "CVE-2026-8245",
        "assignerOrgId": "ff5b8ace-8b95-4078-9743-eac1ca5451de",
        "state": "PUBLISHED",
        "assignerShortName": "ConcreteCMS",
        "dateReserved": "2026-05-09T16:38:53.682Z",
        "datePublished": "2026-05-21T21:14:18.940Z",
        "dateUpdated": "2026-05-22T13:13:14.402Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "ff5b8ace-8b95-4078-9743-eac1ca5451de",
                "shortName": "ConcreteCMS",
                "dateUpdated": "2026-05-21T21:14:18.940Z"
            },
            "title": "Concrete CMS 9.5.0 and below is vulnerable to Reflected XSS in Legacy Pagination via HTML attribute injection",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "cweId": "CWE-83",
                            "description": "CWE-83 Improper neutralization of script in attributes in a web page",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "impacts": [
                {
                    "capecId": "CAPEC-243",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-243 XSS Targeting HTML Attributes"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "Concrete CMS",
                    "product": "Concrete CMS",
                    "collectionURL": "https://github.com/concretecms/concretecms",
                    "repo": "https://github.com/concretecms/concretecms",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "5.0",
                            "lessThanOrEqual": "9.5.0",
                            "versionType": "git"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Concrete CMS 9.5.0 and below is vulnerable to Reflected XSS in Legacy Pagination via HTML attribute injection. Concrete\\Core\\Legacy\\Pagination builds pagination links by raw-interpolating its $URL field into href=\"\" (<a href=\"{$linkURL}\" …>). Any authenticated admin or report viewer with access to `/dashboard/reports/forms/legacy` who clicks the crafted URL fires the payload in their session. The Concrete CMS security team gave this vulnerability a CVSS v.4.0 score of 6.0 with vector CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N. Thanks Yonatan Drori (Tenzai) for reporting",
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                            "type": "text/html",
                            "base64": false,
                            "value": "Concrete CMS 9.5.0 and below is vulnerable to Reflected XSS in Legacy Pagination via HTML attribute injection.&nbsp;<code>Concrete\\Core\\Legacy\\Pagination</code> builds pagination links by raw-interpolating its <code>$URL</code> field into <code>href=\"\"</code> (<code>&lt;a href=\"{$linkURL}\" …&gt;</code>).&nbsp;Any authenticated admin or report viewer with access to `/dashboard/reports/forms/legacy` who clicks the crafted URL fires the payload in their session.&nbsp;The Concrete CMS security team gave this vulnerability a CVSS v.4.0 score of&nbsp;6.0 with vector&nbsp;CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N. Thanks&nbsp;Yonatan Drori (Tenzai) for reporting&nbsp;"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://documentation.concretecms.org/9-x/developers/introduction/version-history/951-release-notes",
                    "tags": [
                        "release-notes"
                    ]
                }
            ],
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                            "lang": "en",
                            "value": "GENERAL"
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                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "attackRequirements": "PRESENT",
                        "privilegesRequired": "NONE",
                        "userInteraction": "PASSIVE",
                        "vulnConfidentialityImpact": "HIGH",
                        "subConfidentialityImpact": "NONE",
                        "vulnIntegrityImpact": "LOW",
                        "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,
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N"
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            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Yonatan Drori (Tenzai)",
                    "type": "finder"
                }
            ],
            "source": {
                "defect": [
                    "HackerOne"
                ],
                "advisory": "https://hackerone.com/reports/3715249",
                "discovery": "EXTERNAL"
            },
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        "adp": [
            {
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                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-05-22T13:13:06.814159Z",
                                "id": "CVE-2026-8245",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
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                                        "Automatable": "no"
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                                    {
                                        "Technical Impact": "partial"
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                                "role": "CISA Coordinator",
                                "version": "2.0.3"
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                "title": "CISA ADP Vulnrichment",
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