{"history":[{"alert":0,"cve":"CVE-2026-116606","id":23062,"kind":"epss","observed_at":1794500401,"payload":"{\"date\": \"2026-11-12\", \"epss\": 0.08934, \"percentile\": 0.95313}"},{"alert":1,"cve":"CVE-2026-116606","id":21157,"kind":"cna","observed_at":1794457201,"payload":"{\"containers\": {\"adp\": [{\"metrics\": [{\"other\": {\"content\": {\"id\": \"CVE-2026-116606\", \"options\": [{\"Exploitation\": \"active\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"total\"}], \"role\": \"CISA Coordinator\", \"timestamp\": \"2026-11-02T00:00:00+00:00\", \"version\": \"2.0.3\"}, \"type\": \"ssvc\"}}, {\"other\": {\"content\": {\"dateAdded\": \"2026-11-10\", \"reference\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-116606\"}, \"type\": \"kev\"}}], \"providerMetadata\": {\"dateUpdated\": \"2026-11-11T04:55:23.905Z\", \"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\"}, \"references\": [{\"tags\": [\"government-resource\"], \"url\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-116606\"}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2026-11-10T00:00:00.000Z\", \"value\": \"CVE-2026-116606 added to CISA KEV\"}], \"title\": \"CISA ADP Vulnrichment\"}], \"cna\": {\"affected\": [{\"defaultStatus\": \"unaffected\", \"product\": \"Barracuda Email Security Gateway (ESG)\", \"vendor\": \"Barracuda Networks\", \"versions\": [{\"lessThan\": \"9.4.0.030\", \"status\": \"affected\", \"version\": \"0\", \"versionType\": \"custom\"}]}], \"descriptions\": [{\"lang\": \"en\", \"supportingMedia\": [{\"base64\": false, \"type\": \"text/html\", \"value\": \"An authentication bypass in Barracuda Email Security Gateway versions earlier than 9.4.0.030 allows an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance\\u2019s global configuration.\"}], \"value\": \"An authentication bypass in Barracuda Email Security Gateway versions earlier than 9.4.0.030 allows an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance\\u2019s global configuration.\"}], \"impacts\": [{\"capecId\": \"CAPEC-115\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"CAPEC-115 Authentication Bypass\"}]}], \"metrics\": [{\"cvssV4_0\": {\"Automatable\": \"NOT_DEFINED\", \"Recovery\": \"NOT_DEFINED\", \"Safety\": \"NOT_DEFINED\", \"attackComplexity\": \"LOW\", \"attackRequirements\": \"NONE\", \"attackVector\": \"NETWORK\", \"baseScore\": 9.3, \"baseSeverity\": \"CRITICAL\", \"exploitMaturity\": \"NOT_DEFINED\", \"privilegesRequired\": \"NONE\", \"providerUrgency\": \"NOT_DEFINED\", \"subAvailabilityImpact\": \"NONE\", \"subConfidentialityImpact\": \"NONE\", \"subIntegrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"valueDensity\": \"NOT_DEFINED\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N\", \"version\": \"4.0\", \"vulnAvailabilityImpact\": \"HIGH\", \"vulnConfidentialityImpact\": \"HIGH\", \"vulnIntegrityImpact\": \"HIGH\", \"vulnerabilityResponseEffort\": \"NOT_DEFINED\"}, \"format\": \"CVSS\", \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"problemTypes\": [{\"descriptions\": [{\"cweId\": \"CWE-288\", \"description\": \"CWE-288 Authentication bypass using an alternate path or channel\", \"lang\": \"en\", \"type\": \"CWE\"}]}], \"providerMetadata\": {\"dateUpdated\": \"2026-11-02T12:59:11.278Z\", \"orgId\": \"027e81ed-0dd4-4685-ab4d-884aec5bb484\", \"shortName\": \"Mandiant\"}, \"references\": [{\"tags\": [\"third-party-advisory\"], \"url\": \"https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2026/MNDT-2026-0042.md\"}, {\"tags\": [\"vendor-advisory\"], \"url\": \"https://trust.barracuda.com/security/pre-authentication-authorization-bypass-command-injection\"}], \"source\": {\"discovery\": \"UNKNOWN\"}, \"title\": \"Authentication Bypass Allows Global Configuration Restore in Barracuda Email Security Gateway\", \"x_generator\": {\"engine\": \"Vulnogram 1.0.5\"}}}, \"cveMetadata\": {\"assignerOrgId\": \"027e81ed-0dd4-4685-ab4d-884aec5bb484\", \"assignerShortName\": \"Mandiant\", \"cveId\": \"CVE-2026-116606\", \"datePublished\": \"2026-11-02T12:59:11.278Z\", \"dateReserved\": \"2026-10-26T16:04:54.772Z\", \"dateUpdated\": \"2026-11-11T04:55:23.905Z\", \"state\": \"PUBLISHED\"}, \"dataType\": \"CVE_RECORD\", \"dataVersion\": \"5.2\"}"},{"alert":0,"cve":"CVE-2026-116606","id":20978,"kind":"epss","observed_at":1794349204,"payload":"{\"date\": \"2026-11-10\", \"epss\": 0.01602, \"percentile\": 0.76026}"},{"alert":1,"cve":"CVE-2026-116606","id":20975,"kind":"cna","observed_at":1794349204,"payload":"{\"containers\": {\"adp\": [{\"metrics\": [{\"other\": {\"content\": {\"id\": \"CVE-2026-116606\", \"options\": [{\"Exploitation\": \"active\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"total\"}], \"role\": \"CISA Coordinator\", \"timestamp\": \"2026-11-10T19:50:39.464788Z\", \"version\": \"2.0.3\"}, \"type\": \"ssvc\"}}, {\"other\": {\"content\": {\"dateAdded\": \"2026-11-10\", \"reference\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-116606\"}, \"type\": \"kev\"}}], \"providerMetadata\": {\"dateUpdated\": \"2026-11-10T20:58:24.757Z\", \"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\"}, \"references\": [{\"tags\": [\"government-resource\"], \"url\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-116606\"}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2026-11-10T00:00:00.000Z\", \"value\": \"CVE-2026-116606 added to CISA KEV\"}], \"title\": \"CISA ADP Vulnrichment\"}], \"cna\": {\"affected\": [{\"defaultStatus\": \"unaffected\", \"product\": \"Barracuda Email Security Gateway (ESG)\", \"vendor\": \"Barracuda Networks\", \"versions\": [{\"lessThan\": \"9.4.0.030\", \"status\": \"affected\", \"version\": \"0\", \"versionType\": \"custom\"}]}], \"descriptions\": [{\"lang\": \"en\", \"supportingMedia\": [{\"base64\": false, \"type\": \"text/html\", \"value\": \"An authentication bypass in Barracuda Email Security Gateway versions earlier than 9.4.0.030 allows an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance\\u2019s global configuration.\"}], \"value\": \"An authentication bypass in Barracuda Email Security Gateway versions earlier than 9.4.0.030 allows an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance\\u2019s global configuration.\"}], \"impacts\": [{\"capecId\": \"CAPEC-115\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"CAPEC-115 Authentication Bypass\"}]}], \"metrics\": [{\"cvssV4_0\": {\"Automatable\": \"NOT_DEFINED\", \"Recovery\": \"NOT_DEFINED\", \"Safety\": \"NOT_DEFINED\", \"attackComplexity\": \"LOW\", \"attackRequirements\": \"NONE\", \"attackVector\": \"NETWORK\", \"baseScore\": 9.3, \"baseSeverity\": \"CRITICAL\", \"exploitMaturity\": \"NOT_DEFINED\", \"privilegesRequired\": \"NONE\", \"providerUrgency\": \"NOT_DEFINED\", \"subAvailabilityImpact\": \"NONE\", \"subConfidentialityImpact\": \"NONE\", \"subIntegrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"valueDensity\": \"NOT_DEFINED\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N\", \"version\": \"4.0\", \"vulnAvailabilityImpact\": \"HIGH\", \"vulnConfidentialityImpact\": \"HIGH\", \"vulnIntegrityImpact\": \"HIGH\", \"vulnerabilityResponseEffort\": \"NOT_DEFINED\"}, \"format\": \"CVSS\", \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"problemTypes\": [{\"descriptions\": [{\"cweId\": \"CWE-288\", \"description\": \"CWE-288 Authentication bypass using an alternate path or channel\", \"lang\": \"en\", \"type\": \"CWE\"}]}], \"providerMetadata\": {\"dateUpdated\": \"2026-11-02T12:59:11.278Z\", \"orgId\": \"027e81ed-0dd4-4685-ab4d-884aec5bb484\", \"shortName\": \"Mandiant\"}, \"references\": [{\"tags\": [\"third-party-advisory\"], \"url\": \"https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2026/MNDT-2026-0042.md\"}, {\"tags\": [\"vendor-advisory\"], \"url\": \"https://trust.barracuda.com/security/pre-authentication-authorization-bypass-command-injection\"}], \"source\": {\"discovery\": \"UNKNOWN\"}, \"title\": \"Authentication Bypass Allows Global Configuration Restore in Barracuda Email Security Gateway\", \"x_generator\": {\"engine\": \"Vulnogram 1.0.5\"}}}, \"cveMetadata\": {\"assignerOrgId\": \"027e81ed-0dd4-4685-ab4d-884aec5bb484\", \"assignerShortName\": \"Mandiant\", \"cveId\": \"CVE-2026-116606\", \"datePublished\": \"2026-11-02T12:59:11.278Z\", \"dateReserved\": \"2026-10-26T16:04:54.772Z\", \"dateUpdated\": \"2026-11-10T20:58:24.757Z\", \"state\": \"PUBLISHED\"}, \"dataType\": \"CVE_RECORD\", \"dataVersion\": \"5.2\"}"},{"alert":1,"cve":"CVE-2026-116606","id":20966,"kind":"kev","observed_at":1794349204,"payload":"{\"cveID\": \"CVE-2026-116606\", \"cwes\": [\"CWE-288\"], \"dateAdded\": \"2026-11-10\", \"dueDate\": \"2026-11-13\", \"forensicTriage\": \"Yes\", \"knownRansomwareCampaignUse\": \"Unknown\", \"notes\": \"https://trust.barracuda.com/security/pre-authentication-authorization-bypass-command-injection ; https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2026/MNDT-2026-0042.md ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-116606\", \"product\": \"Barracuda Email Security Gateway (ESG)\", \"requiredAction\": \"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA\\u2019s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA\\u2019s \\u201cForensics Triage Requirements\\u201d (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.\", \"shortDescription\": \"Barracuda Networks Email Security Gateway (ESG) contains an authentication bypass using an alternate path or channel that could allow an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance\\u2019s global configuration. This vulnerability can be chained with CVE-2026-111560.\", \"vendorProject\": \"Barracuda Networks\", \"vulnerabilityName\": \"Barracuda Networks Email Security Gateway (ESG) Authentication Bypass Using an Alternate Path or Channel Vulnerability\"}"}],"record":{"affected":[{"defaultStatus":"unaffected","product":"Barracuda Email Security Gateway (ESG)","vendor":"Barracuda Networks","versions":[{"lessThan":"9.4.0.030","status":"affected","version":"0","versionType":"custom"}]}],"cna":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-116606","options":[{"Exploitation":"active"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-11-02T00:00:00+00:00","version":"2.0.3"},"type":"ssvc"}},{"other":{"content":{"dateAdded":"2026-11-10","reference":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-116606"},"type":"kev"}}],"providerMetadata":{"dateUpdated":"2026-11-11T04:55:23.905Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"references":[{"tags":["government-resource"],"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-116606"}],"timeline":[{"lang":"en","time":"2026-11-10T00:00:00.000Z","value":"CVE-2026-116606 added to CISA KEV"}],"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"Barracuda Email Security Gateway (ESG)","vendor":"Barracuda Networks","versions":[{"lessThan":"9.4.0.030","status":"affected","version":"0","versionType":"custom"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"An authentication bypass in Barracuda Email Security Gateway versions earlier than 9.4.0.030 allows an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance\u2019s global configuration."}],"value":"An authentication bypass in Barracuda Email Security Gateway versions earlier than 9.4.0.030 allows an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance\u2019s global configuration."}],"impacts":[{"capecId":"CAPEC-115","descriptions":[{"lang":"en","value":"CAPEC-115 Authentication Bypass"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.3,"baseSeverity":"CRITICAL","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-288","description":"CWE-288 Authentication bypass using an alternate path or channel","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-11-02T12:59:11.278Z","orgId":"027e81ed-0dd4-4685-ab4d-884aec5bb484","shortName":"Mandiant"},"references":[{"tags":["third-party-advisory"],"url":"https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2026/MNDT-2026-0042.md"},{"tags":["vendor-advisory"],"url":"https://trust.barracuda.com/security/pre-authentication-authorization-bypass-command-injection"}],"source":{"discovery":"UNKNOWN"},"title":"Authentication Bypass Allows Global Configuration Restore in Barracuda Email Security Gateway","x_generator":{"engine":"Vulnogram 1.0.5"}}},"cveMetadata":{"assignerOrgId":"027e81ed-0dd4-4685-ab4d-884aec5bb484","assignerShortName":"Mandiant","cveId":"CVE-2026-116606","datePublished":"2026-11-02T12:59:11.278Z","dateReserved":"2026-10-26T16:04:54.772Z","dateUpdated":"2026-11-11T04:55:23.905Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"cna_checked":1794457201,"cve":"CVE-2026-116606","description":"An authentication bypass in Barracuda Email Security Gateway versions earlier than 9.4.0.030 allows an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance\u2019s global configuration.","epss":{"date":"2026-11-12","epss":0.08934,"percentile":0.95313},"epss_checked":1794522003,"first_seen":1794349204,"kev":{"cveID":"CVE-2026-116606","cwes":["CWE-288"],"dateAdded":"2026-11-10","dueDate":"2026-11-13","forensicTriage":"Yes","knownRansomwareCampaignUse":"Unknown","notes":"https://trust.barracuda.com/security/pre-authentication-authorization-bypass-command-injection ; https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2026/MNDT-2026-0042.md ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-116606","product":"Barracuda Email Security Gateway (ESG)","requiredAction":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA\u2019s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA\u2019s \u201cForensics Triage Requirements\u201d (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.","shortDescription":"Barracuda Networks Email Security Gateway (ESG) contains an authentication bypass using an alternate path or channel that could allow an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance\u2019s global configuration. This vulnerability can be chained with CVE-2026-111560.","vendorProject":"Barracuda Networks","vulnerabilityName":"Barracuda Networks Email Security Gateway (ESG) Authentication Bypass Using an Alternate Path or Channel Vulnerability"},"kev_checked":1794522003,"products":"Barracuda Networks Barracuda Email Security Gateway (ESG)","references":["https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2026/MNDT-2026-0042.md","https://trust.barracuda.com/security/pre-authentication-authorization-bypass-command-injection","https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-116606"],"score":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.3,"baseSeverity":"CRITICAL","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","provider":"Mandiant","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"solutions":"","state":"PUBLISHED","title":"Authentication Bypass Allows Global Configuration Restore in Barracuda Email Security Gateway","updated_at":1794500401,"workarounds":""},"sources":[{"canonical_url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-111560","id":330,"publisher":"CISA KEV","title":"Barracuda Networks Multiple Products OS Command Injection Vulnerability"},{"canonical_url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-116606","id":331,"publisher":"CISA KEV","title":"Barracuda Networks Email Security Gateway (ESG) Authentication Bypass Using an Alternate Path or Channel Vulnerability"},{"canonical_url":"https://www.bleepingcomputer.com/news/security/hackers-exploit-barracuda-email-security-gateway-flaws-to-get-root-access/","id":381,"publisher":"BleepingComputer","title":"Hackers now exploit critical Barracuda ESG flaws to gain root access"}]}