{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23928","assignerOrgId":"72de3e22-0555-4a0d-ae81-9249e0f0a1e8","state":"PUBLISHED","assignerShortName":"Zabbix","dateReserved":"2026-01-19T14:02:54.327Z","datePublished":"2026-05-06T07:00:33.681Z","dateUpdated":"2026-05-06T12:59:52.397Z"},"containers":{"cna":{"providerMetadata":{"orgId":"72de3e22-0555-4a0d-ae81-9249e0f0a1e8","shortName":"Zabbix","dateUpdated":"2026-05-06T07:00:33.681Z"},"title":"Stored XSS vulnerability in the Item history/Plain text widget","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-592","descriptions":[{"lang":"en","value":"CAPEC-592: Stored XSS"}]}],"affected":[{"vendor":"Zabbix","product":"Zabbix","repo":"https://git.zabbix.com/","modules":["Frontend"],"versions":[{"status":"affected","version":"6.0.0","lessThanOrEqual":"6.0.44","changes":[{"at":"6.0.45","status":"unaffected"}],"versionType":"git"},{"status":"affected","version":"7.0.0","lessThanOrEqual":"7.0.23","changes":[{"at":"7.0.24","status":"unaffected"}],"versionType":"git"},{"status":"affected","version":"7.4.0","lessThanOrEqual":"7.4.7","changes":[{"at":"7.4.8","status":"unaffected"}],"versionType":"git"}],"defaultStatus":"unknown"}],"descriptions":[{"lang":"en","value":"The Item history widget (in Zabbix 7.0+) or the Plain text widget (in Zabbix 6.0) can execute injected JavaScript when HTML display is enabled. This can allow an attacker to perform unauthorized actions depending on which user opens a dashboard containing these widgets. The malicious JavaScript would have to come from a monitored host controlled by the attacker. Note: the Item history widget is a replacement for the Plain text widget since Zabbix 7.0.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>The Item history widget (in Zabbix 7.0+) or the Plain text widget (in Zabbix 6.0) can execute injected JavaScript when HTML display is enabled. This can allow an attacker to perform unauthorized actions depending on which user opens a dashboard containing these widgets. The malicious JavaScript would have to come from a monitored host controlled by the attacker. Note: the Item history widget is a replacement for the Plain text widget since Zabbix 7.0.</p>"}]}],"references":[{"url":"https://support.zabbix.com/browse/ZBX-27760"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"HIGH","userInteraction":"PASSIVE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","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":"HIGH","baseScore":7.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}],"configurations":[{"lang":"en","value":"An attacker controlled monitored host can send in malicious JavaScript payload that is then executed by the Item history/Plain text widget.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>An attacker controlled monitored host can send in malicious JavaScript payload that is then executed by the Item history/Plain text widget.</p>"}]}],"workarounds":[{"lang":"en","value":"Do not use HTML display in Item history/Plain text widget or disable this widget entirely in Administration -> General -> Modules (Zabbix 7.0+).","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Do not use HTML display in Item history/Plain text widget or disable this widget entirely in Administration -&gt; General -&gt; Modules (Zabbix 7.0+).</p>"}]}],"solutions":[{"lang":"en","value":"Update the affected components to their respective fixed versions.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Update the affected components to their respective fixed versions.</p>"}]}],"source":{"discovery":"INTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-06T12:59:40.277558Z","id":"CVE-2026-23928","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-05-06T12:59:52.397Z"}}]}}