CVE-2021-39185 Default CORS config allows any origin with credentials

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 through 1.0.0-M24, the default CORS configuration is vulnerable to an origin reflection attack. The middleware is also susceptible to a Null...

GHSA-6H7W-FC84-X7P6 StaticFile.fromUrl can leak presence of a directory

Impact StaticFile.fromUrl can leak the presence of a directory on a server when the URL scheme is not file://, and the URL points to a fetchable resource under its scheme and authority. The function returns FNone, indicating no resource, if url.getFile is a directory, without first checking the...

StaticFile.fromUrl can leak presence of a directory

Impact StaticFile.fromUrl can leak the presence of a directory on a server when the URL scheme is not file://, and the URL points to a fetchable resource under its scheme and authority. The function returns FNone, indicating no resource, if url.getFile is a directory, without first checking the...

Http4s path traversal vulnerability (CNVD-2021-44963)

Http4s is an open source for Scala streaming HTTP server . Http4s has a path traversal vulnerability that can be exploited by an attacker to obtain sensitive information...

CVE-2021-32643

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://, and the URL points to a fetchable resource under its scheme and authority. The function returns FNone, indicating no resource, if url.getFile is a...

CVE-2021-32643

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://, and the URL points to a fetchable resource under its scheme and authority. The function returns FNone, indicating no resource, if url.getFile is a...

Design/Logic Flaw

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://, and the URL points to a fetchable resource under its scheme and authority. The function returns FNone, indicating no resource, if url.getFile is a...

CVE-2021-32643 StaticFile.fromUrl can leak presence of a directory

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://, and the URL points to a fetchable resource under its scheme and authority. The function returns FNone, indicating no resource, if url.getFile is a...

CVE-2021-32643

The CVE-2021-32643 issue affects http4s (Scala HTTP services) where StaticFile.fromUrl can reveal the existence of a server directory when the URL scheme is not file://. If url.getFile is a directory, a non-file URL could yield a 404 that leaks directory presence, without exposing contents or met...

CVE-2021-21294

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 vulnerability which can lead to a denial-of-service. Blaze-core, a library underlying http4s-blaze-server, accepts connections unboundedly on its...

CVE-2021-21294

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 vulnerability which can lead to a denial-of-service. Blaze-core, a library underlying http4s-blaze-server, accepts connections unboundedly on its...

Design/Logic Flaw

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 vulnerability which can lead to a denial-of-service. Blaze-core, a library underlying http4s-blaze-server, accepts connections unboundedly on its...

Unbounded connection acceptance in http4s-blaze-server

Impact blaze-core, a library underlying http4s-blaze-server, accepts connections unboundedly on its selector pool. This has the net effect of amplifying degradation in services that are unable to handle their current request load, since incoming connections are still accepted and added to an...

CVE-2021-21294

The CVE-2021-21294 issue affects http4s-blaze-server (BlazeCore) where the server accepts connections unboundedly on its selector pool, potentially exhausting OS resources and undermining circuit breakers. Affected: http4s-blaze-server variants prior to 0.21.17, 0.22.0-M2, and 1.0.0-M14; underlyi...

CVE-2021-21294 Unbounded connection acceptance in http4s-blaze-server

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 vulnerability which can lead to a denial-of-service. Blaze-core, a library underlying http4s-blaze-server, accepts connections unboundedly on its...

Memory exhaustion in http4s-async-http-client with large or malicious compressed responses

Impact A server we connect to with http4s-async-http-client could theoretically respond with a large or malicious compressed stream and exhaust memory in the client JVM. It does not affect http4s servers, other client backends, or clients that speak only to trusted servers. This is related to a...

CVE-2020-5280

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.staticcontent.FileService, org.http4s.server.staticcontent.ResourceService and org.http4s.server.staticcontent.WebjarService. URI normalizatio...

CVE-2020-5280

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.staticcontent.FileService, org.http4s.server.staticcontent.ResourceService and org.http4s.server.staticcontent.WebjarService. URI normalizatio...

Design/Logic Flaw

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.staticcontent.FileService, org.http4s.server.staticcontent.ResourceService and org.http4s.server.staticcontent.WebjarService. URI normalizatio...

CVE-2020-5280

CVE-2020-5280 affects http4s prior to versions 0.18.26, 0.20.20, and 0.21.2. The local file inclusion arises from incorrect URI normalization in FileService, ResourceService, and WebjarService, allowing path segments like ../ or // to access resources outside the configured location. Patches exis...