{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-30T08:32:26.942","vulnerabilities":[{"cve":{"id":"CVE-2026-27947","sourceIdentifier":"security-advisories@github.com","published":"2026-02-27T20:21:40.513","lastModified":"2026-03-04T16:07:30.840","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"Group-Office is an enterprise customer relationship management and groupware tool. Versions prior to 26.0.9, 25.0.87, and 6.8.154 have an authenticated Remote Code Execution vulnerability in the TNEF attachment processing flow. The vulnerable path extracts attacker-controlled files from `winmail.dat` and then invokes `zip` with a shell wildcard (`*`). Because extracted filenames are attacker-controlled, they can be interpreted as `zip` options and lead to arbitrary command execution. Versions 26.0.9, 25.0.87, and 6.8.154 fix the issue."},{"lang":"es","value":"Group-Office es una herramienta empresarial de gestión de relaciones con clientes y groupware. Las versiones anteriores a 26.0.9, 25.0.87 y 6.8.154 tienen una vulnerabilidad de ejecución remota de código autenticada en el flujo de procesamiento de adjuntos TNEF. La ruta vulnerable extrae archivos controlados por el atacante de 'winmail.dat' y luego invoca 'zip' con un comodín de shell ('*'). Debido a que los nombres de archivo extraídos son controlados por el atacante, pueden ser interpretados como opciones de 'zip' y conducir a la ejecución de comandos arbitrarios. Las versiones 26.0.9, 25.0.87 y 6.8.154 solucionan el problema."}],"metrics":{"cvssMetricV40":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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":9.4,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","subAvailabilityImpact":"HIGH","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"}}],"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Primary","description":[{"lang":"en","value":"CWE-88"},{"lang":"en","value":"CWE-434"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:intermesh:group-office:*:*:*:*:*:*:*:*","versionEndExcluding":"6.8.154","matchCriteriaId":"B7884A40-14BE-4D43-BAF3-12175EEB863D"},{"vulnerable":true,"criteria":"cpe:2.3:a:intermesh:group-office:*:*:*:*:*:*:*:*","versionStartIncluding":"25.0.1","versionEndExcluding":"25.0.87","matchCriteriaId":"A0895EF8-BAFE-41A6-90CE-EFAFBCE273D5"},{"vulnerable":true,"criteria":"cpe:2.3:a:intermesh:group-office:*:*:*:*:*:*:*:*","versionStartIncluding":"26.0.1","versionEndExcluding":"26.0.9","matchCriteriaId":"8DFBE230-B5B4-4163-B441-E9D0446D05DA"}]}]}],"references":[{"url":"https://github.com/Intermesh/groupoffice/security/advisories/GHSA-2rwh-9qp7-f92x","source":"security-advisories@github.com","tags":["Vendor Advisory"]}]}}]}