{"api_version":"1","generated_at":"2026-08-14T18:46:03+00:00","cve":"CVE-2026-54214","urls":{"html":"https://cve.report/CVE-2026-54214","api":"https://cve.report/api/cve/CVE-2026-54214.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-54214","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-54214"},"summary":{"title":"TeamDavid: Header Injection through the 'cType' URL parameter","description":"Tobit Laboratories AG TeamDavid's Webbox application is vulnerable to HTTP header injection through the \n“cType” 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(“%0a”) or colons, attackers can inject additional headers including \nextra Location headers into the server’s response. This results e.g. in \nan open redirect vulnerability. This issue affects TeamDavid through Rollout 524.","state":"PUBLISHED","assigner":"NCSC.ch","published_at":"2026-08-07 10:16:58","updated_at":"2026-08-07 12:18:02"},"problem_types":["CWE-601","CWE-601 CWE-601 URL redirection to untrusted site ('open redirect')"],"metrics":[{"version":"4.0","source":"vulnerability@ncsc.ch","type":"Secondary","score":"5.3","severity":"MEDIUM","vector":"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/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:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/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":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","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":"5.3","severity":"MEDIUM","vector":"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","data":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":5.3,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"PASSIVE","valueDensity":"NOT_DEFINED","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","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","vulnerabilityResponseEffort":"NOT_DEFINED"}}],"references":[{"url":"https://labs.infoguard.ch/posts/22-cves-in-david-a-secure-m365-alternative/","name":"https://labs.infoguard.ch/posts/22-cves-in-david-a-secure-m365-alternative/","refsource":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://david.tobit.software/releasenotes","name":"https://david.tobit.software/releasenotes","refsource":"vulnerability@ncsc.ch","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-54214","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-54214","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Tobit Laboratories AG","product":"TeamDavid","version":"affected Rollout 524 custom","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Dario Weiss of InfoGuard Labs","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"54214","cve":"CVE-2026-54214","epss":"0.003350000","percentile":"0.261070000","score_date":"2026-08-10","updated_at":"2026-08-11 00:09:46"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-54214","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-08-07T11:25:40.877413Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-08-07T11:26:12.784Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"references":[{"tags":["exploit"],"url":"https://labs.infoguard.ch/posts/22-cves-in-david-a-secure-m365-alternative/"}],"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","modules":["Webbox"],"product":"TeamDavid","vendor":"Tobit Laboratories AG","versions":[{"lessThanOrEqual":"Rollout 524","status":"affected","version":"0","versionType":"custom"}]}],"credits":[{"lang":"en","type":"finder","value":"Dario Weiss of InfoGuard Labs"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Tobit Laboratories AG TeamDavid's Webbox application is vulnerable to HTTP header injection through the \n“cType” 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(“%0a”) or colons, attackers can inject additional headers including \nextra Location headers into the server’s response. This results e.g. in \nan open redirect vulnerability. This issue affects TeamDavid through Rollout 524."}],"value":"Tobit Laboratories AG TeamDavid's Webbox application is vulnerable to HTTP header injection through the \n“cType” 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(“%0a”) or colons, attackers can inject additional headers including \nextra Location headers into the server’s response. This results e.g. in \nan open redirect vulnerability. This issue affects TeamDavid through Rollout 524."}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":5.3,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"PASSIVE","valueDensity":"NOT_DEFINED","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","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-601","description":"CWE-601 URL redirection to untrusted site ('open redirect')","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-08-07T09:47:55.176Z","orgId":"455daabc-a392-441d-aa46-37d35189897c","shortName":"NCSC.ch"},"references":[{"tags":["release-notes"],"url":"https://david.tobit.software/releasenotes"},{"tags":["third-party-advisory"],"url":"https://labs.infoguard.ch/posts/22-cves-in-david-a-secure-m365-alternative/"}],"source":{"discovery":"EXTERNAL"},"title":"TeamDavid: Header Injection through the 'cType' URL parameter","x_generator":{"engine":"Vulnogram 1.0.2"}}},"cveMetadata":{"assignerOrgId":"455daabc-a392-441d-aa46-37d35189897c","assignerShortName":"NCSC.ch","cveId":"CVE-2026-54214","datePublished":"2026-08-07T09:47:55.176Z","dateReserved":"2026-06-12T09:32:46.514Z","dateUpdated":"2026-08-07T11:26:12.784Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-07 10:16:58","lastModifiedDate":"2026-08-07 12:18:02","problem_types":["CWE-601","CWE-601 CWE-601 URL redirection to untrusted site ('open redirect')"],"metrics":{"cvssMetricV40":[{"source":"vulnerability@ncsc.ch","type":"Secondary","cvssData":{"version":"4.0","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/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":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","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":"2026-08-07T11:25:40.877413Z","id":"CVE-2026-54214","options":[{"exploitation":"poc"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"54214","Ordinal":"1","Title":"TeamDavid: Header Injection through the 'cType' URL parameter","CVE":"CVE-2026-54214","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"54214","Ordinal":"1","NoteData":"Tobit Laboratories AG TeamDavid's Webbox application is vulnerable to HTTP header injection through the \n“cType” 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(“%0a”) or colons, attackers can inject additional headers including \nextra Location headers into the server’s response. This results e.g. in \nan open redirect vulnerability. This issue affects TeamDavid through Rollout 524.","Type":"Description","Title":"TeamDavid: Header Injection through the 'cType' URL parameter"}]}}}