UNKNOWNUnknown

CVE-2026-18140 - Uncontrolled recursion in the aws-smithy-json unknown-key skip path allows unauthenticated remote denial of service in smithy-rs generated servers

CVE-2026-18140Published 5 days agoSource: Vendor feed

Affected packages

No package-level mapping for this advisory.

Exploit signal

Known exploited (CISA KEV)
No
EPSS score
0.44%
EPSS percentile
35.9%

EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs. This advisory is in the top 36%.

Recommended response stack

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CVE-2026-18140 - Uncontrolled recursion in the aws-smithy-json unknown-key skip path allows unauthenticated remote denial of service in smithy-rs generated servers | HackTribune