CVE-2019-10102

JetBrains Ktor framework (created using the Kotlin IDE template) versions before 1.1.0 were resolving artifacts using an http connection during the build process, potentially allowing an MITM attack. This issue was fixed in Kotlin plugin version 1.3.30.

CVE-2019-19389

JetBrains Ktor framework before version 1.2.6 was vulnerable to HTTP Response Splitting.

CVE-2022-38179

JetBrains Ktor before 2.1.0 was vulnerable to the Reflect File Download attack

CVE-2020-5207

In Ktor before 1.3.0, request smuggling is possible when running behind a proxy that doesn't handle Content-Length and Transfer-Encoding properly or doesn't handle \n as a headers separator.

CVE-2022-29035

In JetBrains Ktor Native before version 2.0.0 random values used for nonce generation weren't using SecureRandom implementations

CVE-2022-38180

In JetBrains Ktor before 2.1.0 the wrong authentication provider could be selected in some cases

CVE-2019-19703

In Ktor through 1.2.6, the client resends data from the HTTP Authorization header to a redirect location.

CVE-2023-45613

In JetBrains Ktor before 2.3.5 server certificates were not verified

CVE-2022-48476

In JetBrains Ktor before 2.3.0 path traversal in the resolveResource method was possible

CVE-2019-12736

JetBrains Ktor framework before 1.2.0-rc does not sanitize the username provided by the user for the LDAP protocol, leading to command injection.

CVE-2021-25762

In JetBrains Ktor before 1.4.3, HTTP Request Smuggling was possible.

CVE-2023-45612

In JetBrains Ktor before 2.3.5 default configuration of ContentNegotiation with XML format was vulnerable to XXE

CVE-2024-49580

In JetBrains Ktor before 2.3.13 improper caching in HttpCache Plugin could lead to response information disclosure

CVE-2021-25763

In JetBrains Ktor before 1.4.2, weak cipher suites were enabled by default.

CVE-2019-12737

UserHashedTableAuth in JetBrains Ktor framework before 1.2.0-rc uses a One-Way Hash with a Predictable Salt for storing user credentials.

CVE-2020-26129

In JetBrains Ktor before 1.4.1, HTTP request smuggling was possible.

CVE-2021-43203

In JetBrains Ktor before 1.6.4, nonce verification during the OAuth2 authentication process is implemented improperly.

CVE-2021-25761

In JetBrains Ktor before 1.5.0, a birthday attack on SessionStorage key was possible.

CVE-2023-34339

In JetBrains Ktor before 2.3.1 headers containing authentication data could be added to the exception's message