{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-115425", "assignerOrgId": "455daabc-a392-441d-aa46-37d35189897c", "state": "PUBLISHED", "assignerShortName": "NCSC.ch", "dateReserved": "2026-10-22T13:40:10.572Z", "datePublished": "2026-10-26T08:10:14.534Z", "dateUpdated": "2026-10-26T08:10:14.534Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "455daabc-a392-441d-aa46-37d35189897c", "shortName": "NCSC.ch", "dateUpdated": "2026-10-26T08:10:14.534Z"}, "title": "Multiple cross-site scripting (XSS) in OPNsense", "affected": [{"vendor": "OPNsense", "product": "OPNsense firewall", "platforms": ["Linux"], "versions": [{"status": "affected", "version": "0", "lessThanOrEqual": "26.7.1_1", "versionType": "custom"}, {"status": "unaffected", "version": "26.7.7"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Multiple cross site scripting (XSS) vulnerabilities affect\u00a0OPNsense firewall vesrion\u00a026.7.1_1 and earlier\u00a0allows low privileged attacker to execute Javascript in the context of another user visiting a specific page or clicking on a specifically crafted link.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<div>Multiple cross site scripting (XSS) vulnerabilities affect&nbsp;OPNsense firewall vesrion&nbsp;26.7.1_1 and earlier&nbsp;allows low privileged attacker to execute Javascript in the context of another user visiting a specific page or clicking on a specifically crafted link.</div>"}]}], "references": [{"url": "https://digitalcanion.com/security-research/#ghsa-9h93-hhcx-957c", "tags": ["third-party-advisory"]}, {"url": "https://github.com/opnsense/core/security/advisories/GHSA-9h93-hhcx-957c", "tags": ["vendor-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "HIGH", "exploitMaturity": "PROOF_OF_CONCEPT", "Safety": "PRESENT", "Automatable": "YES", "Recovery": "IRRECOVERABLE", "valueDensity": "CONCENTRATED", "vulnerabilityResponseEffort": "MODERATE", "providerUrgency": "AMBER", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 5.6, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:P/S:P/AU:Y/R:I/V:C/RE:M/U:Amber"}}], "credits": [{"lang": "en", "value": "Brian Mariani - DigitalCanion SA", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "platforms": ["Linux"], "product": "OPNsense firewall", "vendor": "OPNsense", "versions": [{"lessThanOrEqual": "26.7.1_1", "status": "affected", "version": "0", "versionType": "custom"}, {"status": "unaffected", "version": "26.7.7"}]}], "source": "vulnerability@ncsc.ch"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Multiple cross site scripting (XSS) vulnerabilities affect\u00a0OPNsense firewall vesrion\u00a026.7.1_1 and earlier\u00a0allows low privileged attacker to execute Javascript in the context of another user visiting a specific page or clicking on a specifically crafted link."}], "id": "CVE-2026-115425", "lastModified": "2026-10-26T09:16:34.620", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "YES", "Recovery": "IRRECOVERABLE", "Safety": "PRESENT", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.6, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "AMBER", "subAvailabilityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "userInteraction": "PASSIVE", "valueDensity": "CONCENTRATED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:Y/R:I/V:C/RE:M/U:Amber", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "MODERATE"}, "source": "vulnerability@ncsc.ch", "type": "Secondary"}]}, "published": "2026-10-26T09:16:34.620", "references": [{"source": "vulnerability@ncsc.ch", "url": "https://digitalcanion.com/security-research/#ghsa-9h93-hhcx-957c"}, {"source": "vulnerability@ncsc.ch", "url": "https://github.com/opnsense/core/security/advisories/GHSA-9h93-hhcx-957c"}], "sourceIdentifier": "vulnerability@ncsc.ch", "vulnStatus": "Received"}

{}

{"created": "2026-10-26T09:30:11.568122+00:00", "updated": "2026-10-26T09:30:11.568128+00:00", "vendors": [], "weaknesses": ["CWE-79"]}