CVE-2026-93982CWE-532

CVE-2026-93982

Low · published September 19, 2026

CVSS v3.1
3.3
EPSS
0%
Percentile
5.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
3.3 · LOW
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
4.8 · 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
EPSS
0.00167 · 5.6th percentile
Weakness
CWE-532 · Insertion of Sensitive Information into Log File
Published
2026-09-19T16:16Z
References (3)
https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-8wx6-g25r-2943 · [email protected]https://www.vulncheck.com/advisories/openpanel-mcp-authentication-token-in-query-parameter-logged-plaintext · [email protected]https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-8wx6-g25r-2943 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 21 SEP 03:37Z
    EPSS moved — → 0%
    epss
  • 19 SEP 11:53Z
    OpenPanel MCP Authentication Token in Query Parameter Logged Plaintext
    cvelistv5