What’s Vulnerable › Vulnerabilities

CVE-2026-93982: OpenPanel through 2.3.0 MCP Authentication Token in Query Parameter Logged Plaintext

• Severity: low (CVSS 3.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-19 · updated 2026-10-02
• Weakness: CWE-532

Description

OpenPanel through 2.3.0 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.

Affected products

• Openpanel-dev openpanel: through 2.3.0

References

• https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-8wx6-g25r-2943
• https://www.vulncheck.com/advisories/openpanel-mcp-authentication-token-in-query-parameter-logged-plaintext
• https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-8wx6-g25r-2943

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