CVE-2026-49191
Critical · 9.8CVSS
9.8
EPSS
0.5%
Published
Jun 4, 2026
CISA due date
—
The record
The production build of the M3WebServer hard-codes its backend API keys, which can be easily intercepted through verbose error handling pages.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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