Description
Envoy is a high-performance edge/middle/service proxy. The regex expression is compiled for every request and can result in high CPU usage and increased request latency when multiple routes are configured with such matchers. This issue has been addressed in released 1.29.1, 1.28.1, 1.27.3, and 1.26.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
envoyproxy envoy
>= 1.29.0, < 1.29.1affected>= 1.28.0, < 1.28.1affected>= 1.27.0, < 1.27.3affected< 1.26.7affected