Low severity · published Sep 19, 2026
CVE-2026-93982
OpenPanel through 2.3.0 MCP Authentication Token in Query Parameter Logged Plaintext
3.3
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
openpanel · Openpanel-dev
through 2.3.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-93982
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-93982
vendor-advisory
https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-8wx6-g25r-2943
third-party-advisory
https://www.vulncheck.com/advisories/openpanel-mcp-authentication-token-in-query-parameter-logged-plaintext
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