CVE-2026-114139 Sentry-Javascript - Authentication Bypass

Sentry-Javascript 9.36.0 to < 9.47.2, 10.75.2, and 11.0.0-rc.1 contains an authentication bypass caused by webpack integration skipping middleware on configured tunnelRoute paths, letting unauthenticated requests reach protected routes, exploit requires tunnelRoute configuration, webpack build, colliding route, and middleware as sole authorization.

CVSS base score 9.1 /10
Critical
CISA KEV
Not listed
Public exploit
None known
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