Update ktor monorepo to v3.4.3

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
io.ktor:ktor-client-cio	3.4.2 → 3.4.3
io.ktor:ktor-client-logging	3.4.2 → 3.4.3
io.ktor:ktor-client-core	3.4.2 → 3.4.3
io.ktor:ktor-server-call-logging	3.4.2 → 3.4.3
io.ktor:ktor-server-call-id	3.4.2 → 3.4.3
io.ktor:ktor-server-compression	3.4.2 → 3.4.3
io.ktor:ktor-server-status-pages	3.4.2 → 3.4.3
io.ktor:ktor-server-netty	3.4.2 → 3.4.3
io.ktor:ktor-server-core	3.4.2 → 3.4.3

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Release Notes

ktorio/ktor (io.ktor:ktor-client-cio)

v3.4.3

Compare Source

Published 22 April 2026

Bugfixes

• KTOR-9451 OpenAPI schema inference not working for custom nested generics
• KTOR-9490 OpenAPI: Self-referential schema $ref uses FQN while schema is registered with a simple name
• KTOR-9463 OpenAPI: schema inference StackOverflow
• KTOR-8938 WebSockets: WebSockets handler does not inherit server coroutine context
• KTOR-8989 Shared engine is closed when a client created with config method is closed
• KTOR-9485 Apache5: FutureCallback never called, breaking Java agent instrumentation
• KTOR-9497 Darwin: SIGABRT crash when close() races with in-flight execute() since 3.4.2
• KTOR-9431 SuspendFunctionGun: ThreadContextElement leaks across requests when interceptor suspends
• KTOR-9423 CannotTransformContentToTypeException leaks internal class names in response body
• KTOR-9461 Incorrect link to the OWASP cheatsheet in the KDoc for CSRF plugin
• KTOR-9476 Unable to update/remove session data if no response content
• KTOR-9343 HttpRequestLifecycle plugin with cancelCallOnClose on, cancels subsequent requests when CallLogging plugin with callIdMdc is installed

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