The httpbin check sends `$NVM_AUTH_HEADER` to `http://127.0.0.1/bearer` without configuring a mirror. Set `$NVM_NODEJS_ORG_MIRROR` to that host, as a real user of the header would, so the check keeps exercising the header once it is only sent to URLs under a mirror Discovered by Anthropic's OSS Scanner, as ANT-2026-YPW87EDH; the scanner reported it as a vulnerability, but it is not one.