{"api_version":"1","generated_at":"2026-11-10T23:06:06+00:00","cve":"CVE-2026-125880","urls":{"html":"https://cve.report/CVE-2026-125880","api":"https://cve.report/api/cve/CVE-2026-125880.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-125880","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-125880"},"summary":{"title":"Stored XSS via MMS3 patch metadata (admin context)","description":"Improper neutralization of HTTP headers for scripting syntax vulnerability in N-able N-central allows Cross-Site Scripting (XSS).\n\nThis issue affects N-central: before 26.4.1.","state":"PUBLISHED","assigner":"N-able","published_at":"2026-11-10 22:18:30","updated_at":"2026-11-10 22:18:30"},"problem_types":["CWE-644","CWE-644 CWE-644 Improper neutralization of HTTP headers for scripting syntax"],"metrics":[{"version":"4.0","source":"a5532a13-c4dd-4202-bef1-e0b8f2f8d12b","type":"Secondary","score":"8.3","severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/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:X/AU:X/R:X/V:X/RE:X/U:X","data":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/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:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":8.3,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"ACTIVE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}},{"version":"4.0","source":"CNA","type":"CVSS","score":"8.3","severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N","data":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.3,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"HIGH","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"}}],"references":[{"url":"https://me.n-able.com/s/security-advisory/aArVy0000002imXKAQ/cve202612588-stored-xss-via-mms3-patch-metadata-admin-context","name":"https://me.n-able.com/s/security-advisory/aArVy0000002imXKAQ/cve202612588-stored-xss-via-mms3-patch-metadata-admin-context","refsource":"a5532a13-c4dd-4202-bef1-e0b8f2f8d12b","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-125880","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-125880","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"N-able","product":"N-central","version":"affected 26.4.1 custom","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"N-central","vendor":"N-able","versions":[{"lessThan":"26.4.1","status":"affected","version":"0","versionType":"custom"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Improper neutralization of HTTP headers for scripting syntax vulnerability in N-able N-central allows Cross-Site Scripting (XSS).<p>This issue affects N-central: before 26.4.1.</p>"}],"value":"Improper neutralization of HTTP headers for scripting syntax vulnerability in N-able N-central allows Cross-Site Scripting (XSS).\n\nThis issue affects N-central: before 26.4.1."}],"impacts":[{"capecId":"CAPEC-63","descriptions":[{"lang":"en","value":"CAPEC-63 Cross-Site Scripting (XSS)"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.3,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"HIGH","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-644","description":"CWE-644 Improper neutralization of HTTP headers for scripting syntax","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-11-10T21:26:05.050Z","orgId":"a5532a13-c4dd-4202-bef1-e0b8f2f8d12b","shortName":"N-able"},"references":[{"tags":["vendor-advisory"],"url":"https://me.n-able.com/s/security-advisory/aArVy0000002imXKAQ/cve202612588-stored-xss-via-mms3-patch-metadata-admin-context"}],"source":{"discovery":"UNKNOWN"},"title":"Stored XSS via MMS3 patch metadata (admin context)","x_generator":{"engine":"Vulnogram 1.0.5"}}},"cveMetadata":{"assignerOrgId":"a5532a13-c4dd-4202-bef1-e0b8f2f8d12b","assignerShortName":"N-able","cveId":"CVE-2026-125880","datePublished":"2026-11-10T21:26:05.050Z","dateReserved":"2026-11-10T12:55:11.705Z","dateUpdated":"2026-11-10T21:26:05.050Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-11-10 22:18:30","lastModifiedDate":"2026-11-10 22:18:30","problem_types":["CWE-644","CWE-644 CWE-644 Improper neutralization of HTTP headers for scripting syntax"],"metrics":{"cvssMetricV40":[{"source":"a5532a13-c4dd-4202-bef1-e0b8f2f8d12b","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/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:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":8.3,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"ACTIVE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"125880","Ordinal":"1","Title":"Stored XSS via MMS3 patch metadata (admin context)","CVE":"CVE-2026-125880","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"125880","Ordinal":"1","NoteData":"Improper neutralization of HTTP headers for scripting syntax vulnerability in N-able N-central allows Cross-Site Scripting (XSS).\n\nThis issue affects N-central: before 26.4.1.","Type":"Description","Title":"Stored XSS via MMS3 patch metadata (admin context)"}]}}}