CVE Catalog

CVE-2026-49191

CriticalCVSS 9.8
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.29%

21th percentile - higher than 21% of all known CVEs

Summary

The production build of M3WebServer hard-codes its backend API keys, which can be easily intercepted through verbose error handling pages.

Risk Assessment

Attackers can intercept API keys and gain unauthorized access to the backend, potentially leading to data theft or manipulation.

Recommendation

Remove hard-coded API keys and use secure credential storage, such as environment variables.

Original NVD description (English source)

The production build of the M3WebServer hard-codes its backend API keys, which can be easily intercepted through verbose error handling pages.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS