39961 matches found
Rack::Request accepts invalid Host characters, enabling host allowlist bypass
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...
Rack's multipart byte range processing allows denial of service via excessive overlapping ranges
Summary Rack::Utils.getbyteranges parses the HTTP Range header without limiting the number of individual byte ranges. Although the existing fix for CVE-2024-26141 rejects ranges whose total byte coverage exceeds the file size, it does not restrict the count of ranges. An attacker can supply many...
PT-2026-29921
Summary Rack::Utils.forwarded values parses the RFC 7239 Forwarded header by splitting on semicolons before handling quoted-string values. Because quoted values may legally contain semicolons, a header such as: http Forwarded: for="127.0.0.1;host=evil.com;proto=https" can be interpreted by Rack a...
PT-2026-29819
Name of the Vulnerable Software and Affected Versions Rack versions prior to 2.2.23, 3.1.21, and 3.2.6 Description Rack’s Rack::Filesfail function incorrectly calculates the Content-Length response header using Stringsize instead of Stringbytesize. This occurs when the response body contains...
PT-2026-29706
SEPPmail Secure Email Gateway before version 15.0.3 does not properly authenticate the inner message of S/MIME-encrypted MIME entities, allowing an attacker to control trusted headers...
Rack 安全漏洞
Rack is a modular Ruby web server interface developed by Rack authors. There were security vulnerabilities in versions of Rack from 3.0.0.beta1 to 3.1.21, as well as in versions from 3.2.0 to 3.2.6. These vulnerabilities stemmed from improper parsing of forwarded headers, which could lead to...
PT-2026-29922
Summary Rack::Sendfilemap accel path interpolates the value of the X-Accel-Mapping request header directly into a regular expression when rewriting file paths for X-Accel-Redirect. Because the header value is not escaped, an attacker who can supply X-Accel-Mapping to the backend can inject regex...
PT-2026-35144
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the tcf csum act function where nested VLAN headers are processed directly from skb-data when a socket buffer still contains in-payload VLAN tags. The system reads vlan-...
PT-2026-29841
Name of the Vulnerable Software and Affected Versions Rack versions 3.2.0 through 3.2.5 Description Rack’s Rack::Multipart::Parser incorrectly unfolds folded multipart part headers. When a multipart header contains an obs-fold sequence, Rack preserves the embedded CRLF in parsed parameter values...
Haraka 安全漏洞
Haraka is an open-source SMTP email server developed by Haraka. Versions of Haraka prior to 3.1.4 contained security vulnerabilities. These vulnerabilities occurred when sending emails with proto as the header name, which could lead to the crash of the working process...
WordPress plugin W3 Total Cache 信息泄露漏洞
WordPress and WordPress plugins are both products of the WordPress Foundation. WordPress is a blog platform developed using the PHP language. This platform allows for the creation of personal blog websites on servers based on PHP and MySQL. A WordPress plugin is an application extension. The...
PT-2026-29798
Summary SignalK Server contains a code-level vulnerability in its OIDC login and logout handlers where the unvalidated HTTP Host header is used to construct the OAuth2 redirect uri. Because the redirectUri configuration is silently unset by default, an attacker spoof the Host header to steal OAut...
Rack 安全漏洞
Rack is a modular Ruby web server interface developed by Rack authors. Versions of Rack prior to 3.1.21 and 3.2.6 contained security vulnerabilities. These vulnerabilities stemmed from the use of the AUTHORITY regular expression for parsing Host headers in Rack::Request, allowing illegal characte...
PT-2026-29966
It was discovered that Undertow incorrectly validated the Host header in incoming HTTP requests. A remote attacker could possibly use this issue to gain unintended access to user sessions...
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-2026-29940
Traefik Vulnerable to BasicAuth/DigestAuth Identity Spoofing via Non-Canonical headerField in github.com/traefik/traefik...
PT-2026-29817
Name of the Vulnerable Software and Affected Versions Rack versions prior to 2.2.23, 3.1.21, and 3.2.6 Description Rack's Rack::Multipart::Parser does not limit the size of multipart uploads when a Content-Length header is not present, such as with HTTP chunked transfer encoding. Specifically, wh...
Rack:: Static header_rules bypass via URL-encoded paths
Summary Rack::Staticapplicablerules evaluates several headerrules types against the raw URL-encoded PATHINFO, while the underlying file-serving path is decoded before the file is served. As a result, a request for a URL-encoded variant of a static path can serve the same file without the headers...
Rack's improper unfolding of folded multipart headers preserves CRLF in parsed parameter values
Summary 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 or name instead of removing the folded line break during unfolding. As a result,...
Rack - Forwarded Header semicolon injection enables Host and Scheme spoofing
Summary Rack::Utils.forwardedvalues parses the RFC 7239 Forwarded header by splitting on semicolons before handling quoted-string values. Because quoted values may legally contain semicolons, a header such as: http Forwarded: for="127.0.0.1;host=evil.com;proto=https" can be interpreted by Rack as...