CVE-2023-35942

score

<0.1

cvss

6.5

epss

0.9%

published

2023-07-25

kev added

—

first seen

2026-10-21

Envoy versions prior to 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12 contain a use-after-free caused by gRPC access loggers using listener's global scope, leading to crashes when the listener is drained, exploit requires specific listener drain conditions.