{"id":"CVE-2026-111560","aliases":["EUVD-2026-115148","GHSA-fq98-vw8w-5vf9"],"status":"published","title":"OS Command Injection in Barracuda Appliances","description":"Improper neutralization of shell metacharacters in the timezone configuration field in certain Barracuda appliance products using common Barracuda code allows an authenticated administrator to inject OS commands that execute with root privileges when the crafted timezone value is subsequently processed.","severity":{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.06196,"percentile":0.93603,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2026-11-02T12:59:03Z","modified":"2026-11-12T13:48:08Z","kev":{"date_added":"2026-11-10","due_date":"2026-11-13","required_action":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (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.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2026-11-10"},{"source":"kev","since":"2026-11-10"}],"products":[{"vendor":"barracuda","product":"email_security_gateway_300_firmware"},{"vendor":"barracuda","product":"email_security_gateway_400_firmware"},{"vendor":"barracuda","product":"email_security_gateway_600_firmware"},{"vendor":"barracuda","product":"email_security_gateway_800_firmware"},{"vendor":"barracuda","product":"email_security_gateway_900_firmware"},{"vendor":"barracuda","product":"load_balancer_adc_firmware"},{"vendor":"barracuda","product":"message_archiver_firmware"},{"vendor":"barracuda","product":"web_application_firewall"},{"vendor":"barracuda","product":"web_security_gateway_firmware"},{"vendor":"barracuda networks","product":"barracuda email security gateway (esg)"},{"vendor":"barracuda networks","product":"barracuda load balancer application delivery controller (adc)"},{"vendor":"barracuda networks","product":"barracuda message archiver (bma)"},{"vendor":"barracuda networks","product":"barracuda waf control center (wcc)"},{"vendor":"barracuda networks","product":"barracuda web application firewall (waf)"},{"vendor":"barracuda networks","product":"barracuda web security gateway (wsg)"},{"vendor":"barracuda networks","product":"multiple products"}],"references":[{"url":"https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2026/MNDT-2026-0041.md","tags":["third-party-advisory","Third Party Advisory"]},{"url":"https://trust.barracuda.com/security/pre-authentication-authorization-bypass-command-injection","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-111560","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111560"},{"url":"https://github.com/advisories/GHSA-fq98-vw8w-5vf9"}],"sources":{"cve":[{"id":"CVE-2026-111560","title":"OS Command Injection in Barracuda Appliances","description":"Improper neutralization of shell metacharacters in the timezone configuration field in certain Barracuda appliance products using common Barracuda code allows an authenticated administrator to inject OS commands that execute with root privileges when the crafted timezone value is subsequently processed.","status":"published","published":"2026-11-02T12:59:03.673Z","modified":"2026-11-11T04:55:25.691Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-10T22:18:25.731086Z"}],"euvd":[{"id":"EUVD-2026-115148","description":"Improper neutralization of shell metacharacters in the timezone configuration field in certain Barracuda appliance products using common Barracuda code allows an authenticated administrator to inject OS commands that execute with root privileges when the crafted timezone value is subsequently processed.","status":"published","published":"2026-11-02T12:59:03Z","modified":"2026-11-11T04:55:25Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"exploited_since":"2026-11-10","updated_at":"2026-11-10T21:23:27.178873Z"}],"ghsa":[{"id":"GHSA-fq98-vw8w-5vf9","title":"Improper neutralization of shell metacharacters in the timezone configuration field in certain...","description":"Improper neutralization of shell metacharacters in the timezone configuration field in certain Barracuda appliance products using common Barracuda code allows an authenticated administrator to inject OS commands that execute with root privileges when the crafted timezone value is subsequently processed.","status":"published","published":"2026-11-02T15:31:31Z","modified":"2026-11-12T15:31:47Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/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","level":"high"},{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-78"],"updated_at":"2026-11-12T15:41:48.145534Z"}],"kev":[{"id":"CVE-2026-111560","title":"Barracuda Networks Multiple Products OS Command Injection Vulnerability","description":"Barracuda Networks Email Security Gateway (ESG), Load Balancer, Application Delivery Controller (ADC), Message Archiver (BMA), WAF Control Center (WCC), Web Application Firewall (WAF), and Web Security Gateway (WSG) contain an OS command injection vulnerability. This vulnerability could allow an authenticated administrator to inject OS commands that execute with root privileges when the crafted timezone value is subsequently processed. This vulnerability can be chained with CVE-2026-116606","cwes":["CWE-78"],"kev":{"date_added":"2026-11-10","due_date":"2026-11-13","required_action":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (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.","known_ransomware_use":"Unknown"},"updated_at":"2026-11-10T20:11:01.498133Z"}],"nvd":[{"id":"CVE-2026-111560","description":"Improper neutralization of shell metacharacters in the timezone configuration field in certain Barracuda appliance products using common Barracuda code allows an authenticated administrator to inject OS commands that execute with root privileges when the crafted timezone value is subsequently processed.","status":"published","published":"2026-11-02T13:17:35.19Z","modified":"2026-11-12T13:48:08.64Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/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","level":"high","assessor":"secondary"},{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-12T15:31:31.498493Z"}]}}