CVE-2026-93982
OpenPanel through 2.3.0 MCP Authentication Token in Query Parameter Logged Plaintext
- State
- Published
- Severity
- 4.8 Medium
- Published
- Sep 19, 2026
- Updated
- Oct 2, 2026
- Reserved
- Sep 19, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.8 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 3.3 Low | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N | VulnCheck |
Weaknesses
- CWE-532 Insertion of Sensitive Information into Log File
Affected Products
| Product | Versions |
|---|---|
openpanelOpenpanel-dev |
|
References
- GitHub Security Advisory (GHSA-8wx6-g25r-2943)vendor-advisory
- VulnCheck Advisory: OpenPanel MCP Authentication Token in Query Parameter Logged Plaintextthird-party-advisory
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