UBUNTU-CVE-2026-26962

Rack is a modular Ruby web server interface. From version 3.2.0 to before version 3.2.6, Rack::Multipart::Parser unfolds folded multipart part headers incorrectly. When a multipart header contains an obs-fold sequence, Rack preserves the embedded CRLF in parsed parameter values such as filename o...

CVE-2026-34230

Rack is a modular Ruby web server interface. Prior to versions 2.2.23, 3.1.21, and 3.2.6, Rack::Utils.selectbestencoding processes Accept-Encoding values with quadratic time complexity when the header contains many wildcard entries. Because this method is used by Rack::Deflater to choose a respon...

CVE-2026-26962 Rack: Header injection in multipart requests

Rack is a modular Ruby web server interface. From version 3.2.0 to before version 3.2.6, Rack::Multipart::Parser unfolds folded multipart part headers incorrectly. When a multipart header contains an obs-fold sequence, Rack preserves the embedded CRLF in parsed parameter values such as filename o...

CVE-2026-34829

Rack is a modular Ruby web server interface. Prior to versions 2.2.23, 3.1.21, and 3.2.6, Rack::Multipart::Parser only wraps the request body in a BoundedIO when CONTENTLENGTH is present. When a multipart/form-data request is sent without a Content-Length header, such as with HTTP chunked transfe...

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...

CVE-2026-22860

Rack is a modular Ruby web server interface. Prior to versions 2.2.22, 3.1.20, and 3.2.5, Rack::Directory’s path check used a string prefix match on the expanded path. A request like /../rootexample/ can escape the configured root if the target path starts with the root string, allowing directory...

EUVD-2024-0516

Malicious code in bioql PyPI...

EUVD-2024-0768

Malicious code in bioql PyPI...

EUVD-2024-0462

Malicious code in bioql PyPI...

EUVD-2024-2325

Malicious code in bioql PyPI...

TencentOS Server 3: pcs (TSSA-2024:0388)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2024:0388 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

CVE-2025-32441

Rack is a modular Ruby web server interface. Prior to version 2.2.14, when using the Rack::Session::Pool middleware, simultaneous rack requests can restore a deleted rack session, which allows the unauthenticated user to occupy that session. Rack session middleware prepares the session at the...

CVE-2025-32441 Rack session gets restored after deletion

Rack is a modular Ruby web server interface. Prior to version 2.2.14, when using the Rack::Session::Pool middleware, simultaneous rack requests can restore a deleted rack session, which allows the unauthenticated user to occupy that session. Rack session middleware prepares the session at the...

PT-2025-20315 · Nginx +10 · Nginx +10

Name of the Vulnerable Software and Affected Versions: Rack versions prior to 2.2.14, 3.0.16, and 3.1.14 Description: Rack is a modular Ruby web server interface. The Rack::QueryParser parses query strings and application/x-www-form-urlencoded bodies into Ruby data structures without imposing any...

CVE-2025-27111

Rack is a Ruby web-server interface. The Rack::Sendfile middleware logs unsanitised header values from X-Sendfile-Type, enabling log injection when an attacker injects escape sequences (e.g., newline characters) into that header. Affected versions are fixed in Rack 2.2.12, 3.0.13, and 3.1.11. Pra...

CVE-2024-45614 Header normalization allows for client to clobber proxy set headers in Puma

Puma is a Ruby/Rack web server built for parallelism. In affected versions clients could clobber values set by intermediate proxies such as X-Forwarded-For by providing a underscore version of the same header X-ForwardedFor. Any users relying on proxy set variables is affected. v6.4.3/v5.6.9 now...

Internet Bug Bounty: Possible DoS Vulnerability with Range Header in Rack

A potential denial-of-service vulnerability was discovered in the Rack web server interface for Ruby. The vulnerability was assigned the CVE identifier CVE-2024-26141 and affected versions of Rack 1.3.0 and later. The vulnerability was caused by carefully crafted Range request headers, which coul...

CVE-2024-25126

Rack is a modular Ruby web server interface. Carefully crafted content type headers can cause Rack’s media type parser to take much longer than expected, leading to a possible denial of service vulnerability ReDos 2nd degree polynomial. This vulnerability is patched in 3.0.9.1 and 2.2.8.1...

DEBIAN-CVE-2024-25126

Rack is a modular Ruby web server interface. Carefully crafted content type headers can cause Rack’s media type parser to take much longer than expected, leading to a possible denial of service vulnerability ReDos 2nd degree polynomial. This vulnerability is patched in 3.0.9.1 and 2.2.8.1...

CVE-2024-26141 Possible DoS Vulnerability with Range Header in Rack

Rack is a modular Ruby web server interface. Carefully crafted Range headers can cause a server to respond with an unexpectedly large response. Responding with such large responses could lead to a denial of service issue. Vulnerable applications will use the Rack::File middleware or the...