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...

GHSA-QFGR-CRR9-7R49 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...

HTTP Fetch, Hidden Bind Ipknock TCP Stager

Fetch and execute an x86 payload from an HTTP server. Listen for a connection. First, the port will need to be knocked from the IP defined in KHOST. This IP will work as an authentication method you can spoof it with tools like hping. After that you could get your shellcode from any IP. The socke...

GO-2026-4893 Traefik Vulnerable to BasicAuth/DigestAuth Identity Spoofing via Non-Canonical headerField in github.com/traefik/traefik

Traefik Vulnerable to BasicAuth/DigestAuth Identity Spoofing via Non-Canonical headerField in github.com/traefik/traefik...

Interpretation Conflict

Overview rack is a minimal, modular and adaptable interface for developing web applications in Ruby. By wrapping HTTP requests and responses in the simplest way possible, it unifies and distills the API for web servers, web frameworks, and software in between the so-called middleware into a singl...

CVE-2026-32762

Rack is a modular Ruby web server interface. Vulnerability CVE-2026-32762 affects Rack::Utils.forwarded_values in versions 3.0.0.beta1–3.1.20 and 3.2.0–3.2.5, where the Forwarded header is parsed by splitting on semicolons before handling quoted values. Because semicolons may appear inside quoted...

CVE-2026-32762 Rack: Forwarded Header semicolon injection enables Host and Scheme spoofing

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::Utils.forwardedvalues parses the RFC 7239 Forwarded header by splitting on semicolons before handling quoted-string values. Because quoted values may legally contain semicolons...

CVE-2026-32762 Rack: Forwarded Header semicolon injection enables Host and Scheme spoofing

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::Utils.forwardedvalues parses the RFC 7239 Forwarded header by splitting on semicolons before handling quoted-string values. Because quoted values may legally contain semicolons...

CVE-2026-32762 Rack: Forwarded Header semicolon injection enables Host and Scheme spoofing

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::Utils.forwardedvalues parses the RFC 7239 Forwarded header by splitting on semicolons before handling quoted-string values. Because quoted values may legally contain semicolons...

Updated thunderbird packages fix security vulnerabilities

Denial-of-service in the XML component. CVE-2025-59375 Spoofing issue in Thunderbird. CVE-2026-3889 Race condition, use-after-free in the Graphics: WebRender component. CVE-2026-4684 Incorrect boundary conditions in the Graphics: Canvas2D component. CVE-2026-4685 Incorrect boundary conditions in...

CVE-2026-26927 URL (HTTP Origin) call location spoofing in Szafir SDK Web

Szafir SDK Web is a browser plug-in that can run SzafirHost application which download the necessary files when launched. In Szafir SDK Web it is possible to change the URL HTTP Origin of the application call location. An unauthenticated attacker can craft a website that is able to launch...

CVE-2026-26927 URL (HTTP Origin) call location spoofing in Szafir SDK Web

Szafir SDK Web is a browser plug-in that can run SzafirHost application which download the necessary files when launched. In Szafir SDK Web it is possible to change the URL HTTP Origin of the application call location. An unauthenticated attacker can craft a website that is able to launch...

CVE-2026-26927

CVE-2026-26927 affects Szafir SDK Web and SzafirHost usage: Szafir SDK Web can launch SzafirHost with arbitrary arguments by exploiting an unvalidated document_base_url shown in the confirmation prompt. An unauthenticated attacker can craft a site to initiate the host, and if the user confirms (w...

cpython: email header injection due to unquoted newlines

A flaw was found in the email module in the Python standard library. When serializing an email message, the BytesGenerator class fails to properly quote newline characters for email headers. This issue is exploitable when the LiteralHeader class is used as it does not respect email folding rules,...

SUSE SLED15: MozillaThunderbird / MozillaThunderbird-translations-common / etc (SUSE-SU-2026:1163-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1163-1 advisory. Update to Mozilla Thunderbird 140.9 MFSA 2026-24, bsc1260083: - CVE-2026-3889: Spoofing issue in...

PT-2026-29940

Traefik Vulnerable to BasicAuth/DigestAuth Identity Spoofing via Non-Canonical headerField in github.com/traefik/traefik...

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...

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...

Tesla Fleet Telemetry allows spoofing telemetry for arbitrary vehicles via compromised vehicle credentials

Summary A vulnerability in vehicle authentication allows threat actor with valid client credentials i.e., a private key and certificate from a rooted infotainment system to impersonate arbitrary VINs when authenticating to the telemetry server. Impact The attacker would be able to submit falsifie...

GHSA-PRXJ-3GCV-CQRH Tesla Fleet Telemetry allows spoofing telemetry for arbitrary vehicles via compromised vehicle credentials

Summary A vulnerability in vehicle authentication allows threat actor with valid client credentials i.e., a private key and certificate from a rooted infotainment system to impersonate arbitrary VINs when authenticating to the telemetry server. Impact The attacker would be able to submit falsifie...