CVE-2026-108716

mcp-remote 0.8.0 through 0.14.3 contains a cleartext transmission vulnerability in authorizeWithDeviceCode that sends client secrets and receives tokens without enforcing HTTPS endpoints. When discovered device authorization and token endpoints are non-loopback http URLs, on-path network attacker...

CVE-2026-108716

mcp-remote 0.8.0 through 0.14.3 contains a cleartext transmission vulnerability in authorizeWithDeviceCode that sends client secrets and receives tokens without enforcing HTTPS endpoints. When discovered device authorization and token endpoints are non-loopback http URLs, on-path network attacker...

CVE-2026-108716

The mcp-remote library, versions 0.8.0 through 0.14.3 , is vulnerable to a cleartext transmission flaw within the authorizeWithDeviceCode function. The root cause is the failure to enforce HTTPS endpoints when handling device authorization and token endpoints. If these endpoints are non-loopback ...

CVE-2026-108716 mcp-remote 0.8.0 through 0.14.3 Cleartext Credential Transmission via --device-code OAuth Grant

mcp-remote 0.8.0 through 0.14.3 contains a cleartext transmission vulnerability in authorizeWithDeviceCode that sends client secrets and receives tokens without enforcing HTTPS endpoints. When discovered device authorization and token endpoints are non-loopback http URLs, on-path network attacker...

CVE-2026-108716 mcp-remote 0.8.0 through 0.14.3 Cleartext Credential Transmission via --device-code OAuth Grant

mcp-remote 0.8.0 through 0.14.3 contains a cleartext transmission vulnerability in authorizeWithDeviceCode that sends client secrets and receives tokens without enforcing HTTPS endpoints. When discovered device authorization and token endpoints are non-loopback http URLs, on-path network attacker...

CVE-2026-108716 mcp-remote 0.8.0 through 0.14.3 Cleartext Credential Transmission via --device-code OAuth Grant

mcp-remote 0.8.0 through 0.14.3 contains a cleartext transmission vulnerability in authorizeWithDeviceCode that sends client secrets and receives tokens without enforcing HTTPS endpoints. When discovered device authorization and token endpoints are non-loopback http URLs, on-path network attacker...

EUVD-2026-96990

mcp-remote 0.8.0 through 0.14.3 contains a cleartext transmission vulnerability in authorizeWithDeviceCode that sends client secrets and receives tokens without enforcing HTTPS endpoints. When discovered device authorization and token endpoints are non-loopback http URLs, on-path network attacker...

PT-2026-110119

Name of the Vulnerable Software and Affected Versions mcp-remote versions 0.8.0 through 0.14.3 Description The software contains a cleartext transmission issue within the authorizeWithDeviceCode function. This occurs when client secrets are sent and tokens are received without the enforcement of...

CVE-2026-108716: Cleartext Transmission of Sensitive Information

mcp-remote 0.8.0 through 0.14.3 contains a cleartext transmission vulnerability in authorizeWithDeviceCode that sends client secrets and receives tokens without enforcing HTTPS endpoints. When discovered device authorization and token endpoints are non-loopback http URLs, on-path network attacker...

Frank Fiegel mcp-remote encryption vulnerability

Frank Fiegel’s mcp-remote software, versions 0.8.0 to 0.14.3, has encryption-related vulnerabilities. This issue arises from the fact that authorizeWithDeviceCode does not enforce the use of an HTTPS endpoint. When device authorization and token endpoints are non-loopback HTTP URLs, the client ke...