---
id: CVE-2026-93982
title: >-
  OpenPanel through 2.3.0 writes Model Context Protocol authentication tokens
  from URL query parameters to plaintext application logs without redaction
summary: >-
  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…
severity: low
cvss: 3.3
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-532
vendor: Openpanel-dev
product: openpanel
affected:
  - openpanel <= 2.3.0
published: '2026-09-19'
updated: '2026-10-02'
sourceUpdated: '2026-10-02T15:17:12.673'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-93982'
references:
  - url: >-
      https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-8wx6-g25r-2943
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/openpanel-mcp-authentication-token-in-query-parameter-logged-plaintext
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-8wx6-g25r-2943
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-21T18:33:13.623720Z'
epss: 0.00167
epssPercentile: 0.05886
ingestedAt: '2026-09-19T12:02:33.563Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.