{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-54214", "assignerOrgId": "455daabc-a392-441d-aa46-37d35189897c", "state": "PUBLISHED", "assignerShortName": "NCSC.ch", "dateReserved": "2026-06-12T09:32:46.514Z", "datePublished": "2026-08-07T09:47:55.176Z", "dateUpdated": "2026-08-07T11:26:12.784Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "455daabc-a392-441d-aa46-37d35189897c", "shortName": "NCSC.ch", "dateUpdated": "2026-08-07T09:47:55.176Z"}, "title": "TeamDavid: Header Injection through the 'cType' URL parameter", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-601", "description": "CWE-601 URL redirection to untrusted site ('open redirect')", "type": "CWE"}]}], "affected": [{"vendor": "Tobit Laboratories AG", "product": "TeamDavid", "modules": ["Webbox"], "versions": [{"status": "affected", "version": "0", "lessThanOrEqual": "Rollout 524", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Tobit Laboratories AG TeamDavid's Webbox application is vulnerable to HTTP header injection through the \n\u201ccType\u201d URL parameter, which allows arbitrary modification of the \nContent-Type header in HTTP responses. Because the parameter does not \nproperly restrict control characters such as URL-encoded newlines \n(\u201c%0a\u201d) or colons, attackers can inject additional headers including \nextra Location headers into the server\u2019s response. This results e.g. in \nan open redirect vulnerability.\u00a0This issue affects TeamDavid through Rollout 524.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Tobit Laboratories AG TeamDavid's Webbox application is vulnerable to HTTP header injection through the \n\u201ccType\u201d URL parameter, which allows arbitrary modification of the \nContent-Type header in HTTP responses. Because the parameter does not \nproperly restrict control characters such as URL-encoded newlines \n(\u201c%0a\u201d) or colons, attackers can inject additional headers including \nextra Location headers into the server\u2019s response. This results e.g. in \nan open redirect vulnerability. This issue affects TeamDavid through Rollout 524."}]}], "references": [{"url": "https://david.tobit.software/releasenotes", "tags": ["release-notes"]}, {"url": "https://labs.infoguard.ch/posts/22-cves-in-david-a-secure-m365-alternative/", "tags": ["third-party-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "LOW", "subConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "subIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "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": "MEDIUM", "baseScore": 5.3, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N"}}], "credits": [{"lang": "en", "value": "Dario Weiss of InfoGuard Labs", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"references": [{"url": "https://labs.infoguard.ch/posts/22-cves-in-david-a-secure-m365-alternative/", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-07T11:25:40.877413Z", "id": "CVE-2026-54214", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-07T11:26:12.784Z"}}]}}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,Rollout 524]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "TeamDavid", "source": "cna", "vendor": "Tobit Laboratories AG"}, "product": "teamdavid", "vendor": "tobit_laboratories_ag"}], "created": "2026-08-07T11:20:03.221896+00:00", "updated": "2026-08-07T11:30:03.844820+00:00", "vendors": ["tobit_laboratories_ag", "tobit_laboratories_ag$PRODUCT$teamdavid"]}