CVE-2026-34785

A flaw was found in Rack. The Rack::Static component, which serves static files for web applications, uses a simple string prefix check to determine if a request should be served as a static file. This can lead to unintended information disclosure, as files with names that merely share a configur...

GHSA-H2JQ-G4CQ-5PPQ Rack::Static prefix matching can expose unintended files under the static root

Summary Rack::Static determines whether a request should be served as a static file using a simple string prefix check. When configured with URL prefixes such as "/css", it matches any request path that begins with that string, including unrelated paths such as "/css-config.env" or...

Rack::Static prefix matching can expose unintended files under the static root

Summary Rack::Static determines whether a request should be served as a static file using a simple string prefix check. When configured with URL prefixes such as "/css", it matches any request path that begins with that string, including unrelated paths such as "/css-config.env" or...

CVE-2026-34593

Ash Framework is a declarative, extensible framework for building Elixir applications. Prior to version 3.22.0, Ash.Type.Module.castinput/2 unconditionally creates a new Erlang atom via Module.concatvalue for any user-supplied binary string that starts with "Elixir.", before verifying whether the...

CVE-2026-34785

Rack is a modular Ruby web server interface. Prior to versions 2.2.23, 3.1.21, and 3.2.6, Rack::Static determines whether a request should be served as a static file using a simple string prefix check. When configured with URL prefixes such as "/css", it matches any request path that begins with...

UBUNTU-CVE-2026-34785

Rack is a modular Ruby web server interface. Prior to versions 2.2.23, 3.1.21, and 3.2.6, Rack::Static determines whether a request should be served as a static file using a simple string prefix check. When configured with URL prefixes such as "/css", it matches any request path that begins with...

CVE-2026-34785

CVE-2026-34785 affects Rack (modular Ruby web server interface). Vulnerable component: Rack::Static. Issue: a simplistic string-prefix check for URL prefixes (e.g., "/css") causes matches on paths starting with that string, potentially serving files under the static root whose names merely share ...

CVE-2026-34785 Rack: Local file inclusion in `Rack::Static` via URL Prefix Matching

Rack is a modular Ruby web server interface. Prior to versions 2.2.23, 3.1.21, and 3.2.6, Rack::Static determines whether a request should be served as a static file using a simple string prefix check. When configured with URL prefixes such as "/css", it matches any request path that begins with...

CVE-2026-34785 Rack: Local file inclusion in `Rack::Static` via URL Prefix Matching

Rack is a modular Ruby web server interface. Prior to versions 2.2.23, 3.1.21, and 3.2.6, Rack::Static determines whether a request should be served as a static file using a simple string prefix check. When configured with URL prefixes such as "/css", it matches any request path that begins with...

CVE-2026-34785 Rack: Local file inclusion in `Rack::Static` via URL Prefix Matching

Rack is a modular Ruby web server interface. Prior to versions 2.2.23, 3.1.21, and 3.2.6, Rack::Static determines whether a request should be served as a static file using a simple string prefix check. When configured with URL prefixes such as "/css", it matches any request path that begins with...

Exploit for OS Command Injection in Cacti

CVE-2022-46169 Reproduction Template Project Structure -...

PT-2026-29812

Name of the Vulnerable Software and Affected Versions Rack versions prior to 2.2.23, 3.1.21, and 3.2.6 Description Rack::Static uses a simple string prefix check to determine if a request should be served as a static file. When configured with URL prefixes like "/css", it matches any request path...

Rack::Static prefix matching can expose unintended files under the static root

Summary Rack::Static determines whether a request should be served as a static file using a simple string prefix check. When configured with URL prefixes such as "/css", it matches any request path that begins with that string, including unrelated paths such as "/css-config.env" or...

Rack 信息泄露漏洞

Rack is a modular Ruby web server interface developed by Rack authors. Versions of Rack prior to 2.2.23, 3.1.21, and 3.2.6 contained an information leakage vulnerability. This vulnerability stemmed from Rack::Static’s use of simple string prefix checks to determine whether a request should be...

PT-2026-29913

Summary Rack::Request parses the Host header using an AUTHORITY regular expression that accepts characters not permitted in RFC-compliant hostnames, including /, ?, , and @. Because req.host returns the full parsed value, applications that validate hosts using naive prefix or suffix checks can be...

PT-2026-29915

Summary Rack::Static determines whether a request should be served as a static file using a simple string prefix check. When configured with URL prefixes such as "/css", it matches any request path that begins with that string, including unrelated paths such as "/css-config.env" or...

CVE-2026-34451

Claude SDK for TypeScript provides access to the Claude API from server-side TypeScript or JavaScript applications. From version 0.79.0 to before version 0.81.0, the local filesystem memory tool in the Anthropic TypeScript SDK validated model-supplied paths using a string prefix check that did no...

CVE-2026-34361

HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to version 6.9.4, the FHIR Validator HTTP service exposes an unauthenticated "/loadIG" endpoint that makes outbound HTTP requests to attacker-controlled URLs. Combined with a startsWith...

CVE-2026-34359

HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to version 6.9.4, ManagedWebAccessUtils.getServer uses String.startsWith to match request URLs against configured server URLs for authentication credential dispatch. Because configured...

EUVD-2025-209156

XenForo before 2.3.7 does not properly restrict methods callable from within templates. A loose prefix match was used instead of a stricter first-word match for methods accessible through callbacks and variable method calls in templates, potentially allowing unauthorized method invocations...