OpenPanel logs unredacted MCP tokens from query parameters
CVE-2026-93982 Published on September 19, 2026
OpenPanel MCP Authentication Token in Query Parameter Logged Plaintext
OpenPanel through commit bad75bdd writes Model Context Protocol authentication tokens from URL query parameters to plaintext application logs without redaction. Attackers with access to application stdout or centralized logging systems can capture base64-encoded credentials to replay MCP requests and access project analytics.
Vulnerability Analysis
CVE-2026-93982 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
Insertion of Sensitive Information into Log File
Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information.
Products Associated with CVE-2026-93982
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Affected Versions
Openpanel-dev openpanel:- Before and including bad75bddc74d12d36cfb843f4531d3b830a8d994 is affected.