UBUNTU-CVE-2026-34835

Rack is a modular Ruby web server interface. From versions 3.0.0.beta1 to before 3.1.21, and 3.2.0 to before 3.2.6, Rack::Request parses the Host header using an AUTHORITY regular expression that accepts characters not permitted in RFC-compliant hostnames, including /, ?, , and @. Because req.hos...

CVE-2026-34835

Rack is a modular Ruby web server interface. From versions 3.0.0.beta1 to before 3.1.21, and 3.2.0 to before 3.2.6, Rack::Request parses the Host header using an AUTHORITY regular expression that accepts characters not permitted in RFC-compliant hostnames, including /, ?, , and @. Because req.hos...

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...

Uncaught Exception

Overview Haraka is an email server with a modular plugin architecture. Affected versions of this package are vulnerable to Uncaught Exception in the header parsing. An attacker can cause the server process to crash by sending an email with a specially crafted header name such as proto, which...

Haraka affected by DoS via `__proto__` email header

Summary Sending an email with proto: as a header name crashes the Haraka worker process. Details The header parser at nodemodules/haraka-email-message/lib/header.js:215-218 stores headers in a plain object: javascript addheaderkey, value, method this.headerskey ??= // line 216 this.headerskeymeth...

UBUNTU-CVE-2026-34520

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

PT-2026-29673

Summary Sending an email with proto : as a header name crashes the Haraka worker process. Details The header parser at node modules/haraka-email-message/lib/header.js:215-218 stores headers in a plain object: javascript add headerkey, value, method this.headerskey ??= // line 216...

Security update for salt (important)

openSUSE security update: security update for salt ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:20412-1 Rating: important References: bsc1240532 bsc1246130 bsc1254325 bsc1254903 bsc1254904 bsc1254905 Cross-References: CVE-2025-13836 CVE-2025-6772...

Linux Distros Unpatched Vulnerability : CVE-2026-28368

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in Undertow. This vulnerability allows a remote attacker to construct specially crafted requests where header names are parsed differently by...

HTTP Request Smuggling

Overview io.undertow:undertow-core is a Java web server based on non-blocking IO. Affected versions of this package are vulnerable to HTTP Request Smuggling via discrepancies in the parsing of HTTP header names. An attacker can bypass security controls and access unauthorized resources by sending...

GHSA-8V4X-MGVP-P658 Undertow is Vulnerable to HTTP Request/Response Smuggling

A flaw was found in Undertow. This vulnerability allows a remote attacker to construct specially crafted requests where header names are parsed differently by Undertow compared to upstream proxies. This discrepancy in header interpretation can be exploited to launch request smuggling attacks,...

EUVD-2026-16696

A flaw was found in Undertow. This vulnerability allows a remote attacker to construct specially crafted requests where header names are parsed differently by Undertow compared to upstream proxies. This discrepancy in header interpretation can be exploited to launch request smuggling attacks,...

Undertow is Vulnerable to HTTP Request/Response Smuggling

A flaw was found in Undertow. This vulnerability allows a remote attacker to construct specially crafted requests where header names are parsed differently by Undertow compared to upstream proxies. This discrepancy in header interpretation can be exploited to launch request smuggling attacks,...

CVE-2026-28368

A flaw was found in Undertow. This vulnerability allows a remote attacker to construct specially crafted requests where header names are parsed differently by Undertow compared to upstream proxies. This discrepancy in header interpretation can be exploited to launch request smuggling attacks,...

DEBIAN-CVE-2026-28368

A flaw was found in Undertow. This vulnerability allows a remote attacker to construct specially crafted requests where header names are parsed differently by Undertow compared to upstream proxies. This discrepancy in header interpretation can be exploited to launch request smuggling attacks,...

UBUNTU-CVE-2026-28369

A flaw was found in Undertow. When Undertow receives an HTTP request where the first header line starts with one or more spaces, it incorrectly processes the request by stripping these leading spaces. This behavior, which violates HTTP standards, can be exploited by a remote attacker to perform...

CVE-2026-28368

A flaw was found in Undertow. This vulnerability allows a remote attacker to construct specially crafted requests where header names are parsed differently by Undertow compared to upstream proxies. This discrepancy in header interpretation can be exploited to launch request smuggling attacks,...

UBUNTU-CVE-2026-28368

A flaw was found in Undertow. This vulnerability allows a remote attacker to construct specially crafted requests where header names are parsed differently by Undertow compared to upstream proxies. This discrepancy in header interpretation can be exploited to launch request smuggling attacks,...

CVE-2026-28368

A vulnerability (CVE-2026-28368) affects Undertow and involves a discrepancy in header parsing between Undertow and upstream proxies, enabling HTTP request smuggling. Reported across multiple sources (NVD, Debian/Ubuntu OSV, Circl, GitHub advisories, and Nessus plugin) with confirmed references t...

CVE-2026-28368

A flaw was found in Undertow. This vulnerability allows a remote attacker to construct specially crafted requests where header names are parsed differently by Undertow compared to upstream proxies. This discrepancy in header interpretation can be exploited to launch request smuggling attacks,...