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    "cveMetadata": {
        "cveId": "CVE-2026-84193",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-09-01T10:51:59.729Z",
        "datePublished": "2026-09-01T11:33:57.100Z",
        "dateUpdated": "2026-09-01T11:33:57.100Z"
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                "dateUpdated": "2026-09-01T11:33:57.100Z"
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            "datePublic": "2026-08-04T00:00:00.000Z",
            "title": "LibreNMS through 26.2.0 Stored Cross-Site Scripting via SNMP",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "LibreNMS through 26.2.0 contains a stored cross-site scripting vulnerability in legacy PHP template pages that render unescaped SNMP-sourced data fields including BGP peer descriptions, VRF names, process information, and SLA tags. Attackers with device management access or network access to enroll a rogue SNMP device can inject malicious JavaScript that executes when admins view affected routing and device pages, enabling credential theft and CSRF token exfiltration."
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                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')",
                            "cweId": "CWE-79",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "librenms",
                    "product": "librenms",
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThanOrEqual": "26.2.0"
                        }
                    ]
                }
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                        "version": "4.0",
                        "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N",
                        "attackVector": "NETWORK",
                        "attackComplexity": "HIGH",
                        "attackRequirements": "NONE",
                        "privilegesRequired": "HIGH",
                        "userInteraction": "PASSIVE",
                        "vulnConfidentialityImpact": "HIGH",
                        "vulnIntegrityImpact": "LOW",
                        "vulnAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "subAvailabilityImpact": "NONE",
                        "baseScore": 5.8,
                        "baseSeverity": "MEDIUM"
                    }
                }
            ],
            "references": [
                {
                    "url": "https://github.com/librenms/librenms/security/advisories/GHSA-v5jp-f342-234h",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "name": "GitHub Security Advisory (GHSA-v5jp-f342-234h)"
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                {
                    "name": "VulnCheck Advisory: LibreNMS through 26.2.0 Stored Cross-Site Scripting via SNMP",
                    "tags": [
                        "third-party-advisory"
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                    "url": "https://www.vulncheck.com/advisories/librenms-through-26.2.0-stored-cross-site-scripting-via-snmp"
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                    "lang": "en",
                    "value": "dimashn04",
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