OpenClaw Windows Node before 2026.7.1 contains an incomplete environment-variable sanitizer in system.run that fails to block GIT_CONFIG_*, DOTNET_STARTUP_HOOKS, and JAVA_TOOL_OPTIONS variables. Attackers with gateway or agent access can supply these variables to allowlisted tools like git, dotnet, or java to load attacker-controlled code and achieve arbitrary code execution.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-184"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/101xxx/CVE-2026-101884.json"
}{
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "2026.7.1"
}
],
"source": [
"DESCRIPTION",
"REFERENCES"
]
}