CVE-2026-31861

{"id": "CVE-2026-31861", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.7, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2026-03-11T18:16:24.887", "references": [{"url": "https://github.com/siteboon/claudecodeui/commit/86c33c1c0cb34176725a38f46960213714fc3e04", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/siteboon/claudecodeui/releases/tag/v1.24.0", "tags": ["Release Notes"], "source": "security-advisories@github.com"}, {"url": "https://github.com/siteboon/claudecodeui/security/advisories/GHSA-7fv4-fmmc-86g2", "tags": ["Exploit", "Vendor Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/siteboon/claudecodeui/security/advisories/GHSA-7fv4-fmmc-86g2", "tags": ["Exploit", "Vendor Advisory"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-94"}]}], "descriptions": [{"lang": "en", "value": "Cloud CLI (aka Claude Code UI) is a desktop and mobile UI for Claude Code, Cursor CLI, Codex, and Gemini-CLI. Prior to 1.24.0, The /api/user/git-config endpoint constructs shell commands by interpolating user-supplied gitName and gitEmail values into command strings passed to child_process.exec(). The input is placed within double quotes and only \" is escaped, but backticks (`), $() command substitution, and \\ sequences are all interpreted within double-quoted strings in bash. This allows authenticated attackers to execute arbitrary OS commands via the git configuration endpoint. This vulnerability is fixed in 1.24.0."}, {"lang": "es", "value": "Cloud CLI (tambi\u00e9n conocida como Claude Code UI) es una interfaz de usuario de escritorio y m\u00f3vil para Claude Code, Cursor CLI, Codex y Gemini-CLI. Antes de la versi\u00f3n 1.24.0, el endpoint /API/user/git-config construye comandos de shell interpolando valores de gitName y gitEmail proporcionados por el usuario en cadenas de comandos pasadas a child_process.exec(). La entrada se coloca entre comillas dobles y solo ' \" ' se escapa, pero los backticks (`), la sustituci\u00f3n de comandos $() y las secuencias \\ son todas interpretadas dentro de cadenas entre comillas dobles en bash. Esto permite a atacantes autenticados ejecutar comandos arbitrarios del sistema operativo a trav\u00e9s del endpoint de configuraci\u00f3n de git. Esta vulnerabilidad se corrige en la versi\u00f3n 1.24.0."}], "lastModified": "2026-03-17T19:06:41.493", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cloudcli:cloud_cli:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7D084438-4C97-467F-8517-14FE6949B298", "versionEndExcluding": "1.24.0"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}