{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-85400","assignerOrgId":"f4fb688c-4412-4426-b4b8-421ecf27b14a","state":"PUBLISHED","assignerShortName":"TYPO3","dateReserved":"2026-09-03T18:20:16.551Z","datePublished":"2026-09-08T09:18:40.983Z","dateUpdated":"2026-09-08T12:20:38.716Z"},"containers":{"cna":{"providerMetadata":{"orgId":"f4fb688c-4412-4426-b4b8-421ecf27b14a","shortName":"TYPO3","dateUpdated":"2026-09-08T09:18:40.983Z"},"title":"TYPO3 CMS - Missing Authorization in lowlevel commands","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-862","description":"CWE-862 Missing Authorization","type":"CWE"},{"lang":"en","cweId":"CWE-266","description":"CWE-266 Incorrect privilege assignment","type":"CWE"}]}],"affected":[{"vendor":"TYPO3","product":"TYPO3 CMS","collectionURL":"https://packagist.org","packageName":"typo3/cms-lowlevel","repo":"https://github.com/TYPO3/typo3","modules":["System Configuration"],"versions":[{"status":"affected","version":"14.2.0","lessThan":"14.3.7","versionType":"semver"}],"defaultStatus":"unaffected"}],"cpeApplicability":[{"operator":"OR","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*","versionStartIncluding":"14.2.0","versionEndExcluding":"14.3.7"}]}]}],"descriptions":[{"lang":"en","value":"Backend administrators without system maintainer privileges were able to schedule any of the configuration:read, configuration:set, and configuration:show commands. This allowed them to modify arbitrary system configuration, which is normally limited to system maintainers. As a consequence, this allowed them, for example, to gain system maintainer privileges or cause a denial of service. Exploiting this vulnerability requires an administrator-level backend user account. This issue affects TYPO3 CMS versions 14.2.0-14.3.6.","supportingMedia":[{"type":"text/html","base64":false,"value":"Backend administrators without system maintainer privileges were able to schedule any of the <i>configuration:read</i>, <i>configuration:set</i>, and <i>configuration:show</i> commands. This allowed them to modify arbitrary system configuration, which is normally limited to system maintainers. As a consequence, this allowed them, for example, to gain system maintainer privileges or cause a denial of service. Exploiting this vulnerability requires an administrator-level backend user account.&nbsp;<span>This issue affects TYPO3 CMS versions 14.2.0-14.3.6.</span>"}]}],"references":[{"url":"https://news.typo3.com/security/advisory/typo3-core-sa-2026-023","tags":["vendor-advisory"]},{"url":"https://github.com/TYPO3/typo3/commit/b8abe36978c63a0625aee70df078895216e7ee27","name":"Git commit of main branch","tags":["patch"]},{"url":"https://github.com/TYPO3/typo3/commit/e15da7ba0218532240578b471152f76c13cb4154","name":"Git commit of 14.3 branch","tags":["patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"HIGH","userInteraction":"NONE","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":7.5,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}],"credits":[{"lang":"en","value":"Tharsanan Kurukulasingam","type":"reporter"},{"lang":"en","value":"Elias Häußler","type":"remediation developer"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.1"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-08T12:20:29.092057Z","id":"CVE-2026-85400","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":"2026-09-08T12:20:38.716Z"}}]}}