CVE-2021-41084

http4s is an open source scala interface for HTTP. In affected versions http4s is vulnerable to response-splitting or request-splitting attacks when untrusted user input is used to create any of the following fields: Header names Header.nameå, Header values Header.value, Status reason phrases...

HTTP Request Smuggling

Http4s is vulnerable to HTTP Request Smuggling. The vulnerability is due to improper handling of the HTTP trailer section, which allows an attacker—when the app is deployed behind a reverse proxy that forwards trailer headers—to bypass front-end security controls, target active users, and poison...

EUVD-2021-0578

Malware in sbrugna...

EUVD-2021-1987

Malware in sbrugna...

EUVD-2020-0333

Malware in sbrugna...

EUVD-2023-0335

Malicious code in bioql PyPI...

CVE-2025-59822

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 due to improper handling of HTTP trailer section. This vulnerability could enable attackers to bypass front-end servers security controls...

CVE-2025-59822 Http4s vulnerable to HTTP Request Smuggling due to improper handling of HTTP trailer section

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 due to improper handling of HTTP trailer section. This vulnerability could enable attackers to bypass front-end servers security controls...

CVE-2025-59822

CVE-2025-59822 affects http4s (Scala). Versions 1.0.0-M1 up to just before 1.0.0-M45 and before 0.23.31 are vulnerable to HTTP Request Smuggling caused by improper handling of the HTTP trailer section. The vulnerability can allow bypassing front‑end security controls, abusing active user sessions...

CVE-2025-59822 Http4s vulnerable to HTTP Request Smuggling due to improper handling of HTTP trailer section

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 due to improper handling of HTTP trailer section. This vulnerability could enable attackers to bypass front-end servers security controls...

Http4s 安全漏洞

Http4s is an open source streaming HTTP server for Scala from Http4s Open Source. A security vulnerability exists in Http4s versions 1.0.0-M1 through 1.0.0-M45 and prior to 0.23.31, which stems from mishandling of the HTTP trailer section and could lead to an HTTP request entrapment technique...

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...

Http4s访问控制错误漏洞

http4s is an open source streaming HTTP server for Scala. An access control error vulnerability exists in Http4s that stems from the default CORS configuration being vulnerable to source reflection attacks. The following products and versions are affected: 0.21.26 and earlier, 0.22.0 through...