CVE-2025-59822 | High | 7.5 | 2025-09-23 | Http4s is a Scala interface for HTTP services. In versions from 1.0.0-M1 to before 1.0.0-M45 and before 0.23.31, http4s is vulnerable to HTTP Request Smuggling… |
CVE-2025-58369 | Medium | 5.3 | 2025-09-05 | fs2 is a compositional, streaming I/O library for Scala. Versions up to and including 2.5.12, 3.0.0-M1 through 3.12.2, and 3.13.0-M1 through 3.13.0-M6 are vuln… |
CVE-2023-50730 | High | 7.5 | 2023-12-22 | Grackle is a GraphQL server written in functional Scala, built on the Typelevel stack. The GraphQL specification requires that GraphQL fragments must not form… |
CVE-2023-22465 | High | 7.5 | 2023-01-04 | Http4s is a Scala interface for HTTP services. Starting with version 0.1.0 and prior to versions 0.21.34, 0.22.15, 0.23.17, and 1.0.0-M38, the `User-Agent` and… |
CVE-2022-31183 | Critical | 9.1 | 2022-08-01 | fs2 is a compositional, streaming I/O library for Scala. When establishing a server-mode `TLSSocket` using `fs2-io` on Node.js, the parameter `requestCert = tr… |
CVE-2022-21653 | Medium | 5.9 | 2022-01-05 | Jawn is an open source JSON parser. Extenders of the `org.typelevel.jawn.SimpleFacade` and `org.typelevel.jawn.MutableFacade` who don't override `objectContext… |
CVE-2021-41084 | High | 8.7 | 2021-09-21 | http4s is an open source scala interface for HTTP. In affected versions http4s is vulnerable to response-splitting or request-splitting attacks when untrusted… |
CVE-2021-39185 | Critical | 9.1 | 2021-09-01 | Http4s is a minimal, idiomatic Scala interface for HTTP services. In http4s versions 0.21.26 and prior, 0.22.0 through 0.22.2, 0.23.0, 0.23.1, and 1.0.0-M1 thr… |
CVE-2021-32643 | Medium | 5.8 | 2021-05-27 | Http4s is a Scala interface for HTTP services. `StaticFile.fromUrl` can leak the presence of a directory on a server when the `URL` scheme is not `file://`, an… |
CVE-2021-21294 | High | 7.5 | 2021-02-02 | Http4s (http4s-blaze-server) is a minimal, idiomatic Scala interface for HTTP services. Http4s before versions 0.21.17, 0.22.0-M2, and 1.0.0-M14 have a vulnera… |
CVE-2021-21293 | High | 7.5 | 2021-02-02 | blaze is a Scala library for building asynchronous pipelines, with a focus on network IO. All servers running blaze-core before version 0.14.15 are affected by… |
CVE-2020-5280 | High | 7.6 | 2020-03-25 | http4s before versions 0.18.26, 0.20.20, and 0.21.2 has a local file inclusion vulnerability. This vulnerability applies to all users of org.http4s.server.stat… |