CVE-2026-93982 (CVSS 3.3)

Description

OpenPanel through commit bad75bdd 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.

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CVSS v3.1 Score

3.3

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS — Exploit Prediction

0.0017

Probability of exploitation

0.06%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-532 CWE-532

References

Other 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

Frequently Asked Questions

What is CVE-2026-93982? +

OpenPanel through commit bad75bdd 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. It has a CVSS v3.1 base score of 3.3 (LOW).

How severe is CVE-2026-93982? +

CVE-2026-93982 has a CVSS v3.1 score of 3.3 out of 10, rated LOW. This is a low-severity vulnerability with limited impact. The EPSS score is 0.0017, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-93982? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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