{"identifier":"CVE-2026-22896","cve":{"id":"CVE-2026-22896","description":"A cross-site scripting (XSS) vulnerability has been reported to affect Network & Virtual Switch. If a remote attacker gains an administrator account, they can then exploit the vulnerability to inject malicious code.\n\nWe have already fixed the vulnerability in the following version:\nNetwork & Virtual Switch in QTS 5.1.8.2823 build 20240712 and later\nNetwork & Virtual Switch in QTS 5.2.1.2930 build 20241025 and later\nNetwork & Virtual Switch in QuTS cloud c5.2.4.3041 build 20250211 and later\nNetwork & Virtual Switch in QuTS hero h5.1.8.2823 build 20240712 and later\nNetwork & Virtual Switch in QuTS hero h5.2.1.2929 build 20241025 and later","published":"2026-10-15T07:17:59.303000+00:00","modified":"2026-10-15T19:17:38.270000+00:00","status":"Awaiting Analysis","score":6.2,"severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/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","cvss_version":"4.0","affected":[],"weaknesses":["CWE-79"],"references":[{"url":"https://www.qnap.com/en/release-notes/qts/5.1.8.2823/20240712","source":"security@qnapsecurity.com.tw"},{"url":"https://www.qnap.com/en/release-notes/qts/5.2.1.2930/20241025","source":"security@qnapsecurity.com.tw"},{"url":"https://www.qnap.com/en/release-notes/quts_hero/h5.1.8.2823/20240712","source":"security@qnapsecurity.com.tw"},{"url":"https://www.qnap.com/en/release-notes/quts_hero/h5.2.1.2929/20241025","source":"security@qnapsecurity.com.tw"},{"url":"https://www.qnap.com/en/release-notes/qutscloud/c5.2.4.3041/20250211","source":"security@qnapsecurity.com.tw"}],"kev":null,"kev_checked":true,"metrics":{"cvssMetricV40":[{"source":"security@qnapsecurity.com.tw","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/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":6.2,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","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"}}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-10-15T18:25:15.173148Z","id":"CVE-2026-22896","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[],"source":"nvd","retrieved_at":"2026-10-28T10:22:35.827074+00:00","exploited":false,"kev_stale":false,"products":[],"priority":{"label":"Assess exposure and vendor guidance","reasons":["No higher-priority signal is available in the current stored evidence."]},"epss":{"probability":0.0036,"percentile":0.29651,"date":"2026-10-27","stale":false},"version_assessment":null},"news":[],"campaigns":[],"domains":[{"domain":"www.qnap.com","source_url":"https://www.qnap.com/en/release-notes/qts/5.1.8.2823/20240712","investigate_url":"https://investigate.aeglixmind.com/#www.qnap.com"}],"arsenal_url":"https://arsenal.aeglixmind.com/?cve=CVE-2026-22896","catalog_url":"https://cves.aeglixmind.com/cve/CVE-2026-22896","research_url":"https://investigate.aeglixmind.com/research/cve/CVE-2026-22896","coverage":{"news_candidates_checked":0,"campaign_candidates_checked":0,"bounded":false,"notice":"Exact CVE mentions in stored public excerpts and reviewed campaign content only. A mention is not proof of exploitation, attribution or tool suitability. Missing matches do not establish absence."}}