RockyLinux 9 : python3.12 (RLSA-2026:19177)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:19177 advisory. expat: libexpat in Expat allows attackers to trigger large dynamic memory allocations via a small document that is submitted for parsing CVE-2025-59375...

Debian dsa-6302 : python3-starlette - security update

The remote Debian 12 / 13 host has a package installed that is affected by multiple vulnerabilities as referenced in the dsa-6302 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6302-1 [email protected]...

CVE-2026-9739

Vulnerable to DNS rebinding attacks when using SSE http://b/499408790. During the beta phase, we implemented allowed-origins and allowed-hosts flags to align with MCP security guidelines. However, the hardcoded Access-Control-Allow-Origin: header in the SSE initialization handler was inadvertentl...

CVE-2026-48710

A flaw was found in Starlette, a lightweight ASGI Asynchronous Server Gateway Interface framework. A remote attacker could exploit this vulnerability by sending a specially crafted HTTP Host request header. This malformed header could cause the request.url to be incorrectly reconstructed, leading...

pyjwt: PyJWT accepts unknown `crit` header extensions (RFC 7515 §4.1.11 MUST violation)

A missing verification step has been discovered in PyJWT. PyJWT does not validate the crit Critical Header Parameter defined in RFC 7515 §4.1.11. When a JWS token contains a crit array listing extensions that PyJWT does not understand, the library accepts the token instead of rejecting it. This...

CVE-2026-9739

Vulnerable to DNS rebinding attacks when using SSE http://b/499408790. During the beta phase, we implemented allowed-origins and allowed-hosts flags to align with MCP security guidelines. However, the hardcoded Access-Control-Allow-Origin: header in the SSE initialization handler was inadvertentl...

CVE-2026-9739

Vulnerable to DNS rebinding attacks when using SSE http://b/499408790. During the beta phase, we implemented allowed-origins and allowed-hosts flags to align with MCP security guidelines. However, the hardcoded Access-Control-Allow-Origin: header in the SSE initialization handler was inadvertentl...

CVE-2026-9739

Vulnerable to DNS rebinding attacks when using SSE http://b/499408790. During the beta phase, we implemented allowed-origins and allowed-hosts flags to align with MCP security guidelines. However, the hardcoded Access-Control-Allow-Origin: header in the SSE initialization handler was inadvertentl...

CVE-2026-9739

CVE-2026-9739 describes a DNS rebinding vulnerability due to a hardcoded Access-Control-Allow-Origin: * in the SSE initialization handler, despite earlier attempts to align with MCP security guidelines using allowed-origins and allowed-hosts. The issue specifically affects users connecting via To...

Symfony's Cas2Handler Derives CAS service URL from Client Host Header → Cross-Service Ticket Replay

Cas2Handler builds this service parameter from Request::getSchemeAndHttpHost, which reflects the attacker-controlled HTTP Host header whenever Symfony's framework.trustedhosts setting is not configured the default. An attacker who controls any other application registered with the same CAS server...

GHSA-J8GJ-9RM5-4XHX Symfony's Cas2Handler Derives CAS service URL from Client Host Header → Cross-Service Ticket Replay

Cas2Handler builds this service parameter from Request::getSchemeAndHttpHost, which reflects the attacker-controlled HTTP Host header whenever Symfony's framework.trustedhosts setting is not configured the default. An attacker who controls any other application registered with the same CAS server...

GHSA-VQC8-7275-Q272 Symfony has Email Header Injection via Non-Token Characters in Mime Parameter Names

Description Symfony\Component\Mime\Header\ParameterizedHeader and the related parameter handling reachable from Symfony\Component\Mime\Header\Headers is responsible for serializing structured headers such as Content-Type and Content-Disposition, which carry key=value parameters e.g...

Symfony has Email Header Injection via Non-Token Characters in Mime Parameter Names

Description Symfony\Component\Mime\Header\ParameterizedHeader and the related parameter handling reachable from Symfony\Component\Mime\Header\Headers is responsible for serializing structured headers such as Content-Type and Content-Disposition, which carry key=value parameters e.g...

[SECURITY] [DSA 6302-1] starlette security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6302-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff May 27, 2026 https://www.debian.org/security/faq -...

GHSA-QPMX-3RFJ-7RHV Symfony has Email Header / SMTP Command Injection via CRLF in Symfony\Component\Mime\Address

Description Symfony\Component\Mime\Address is the value-object every Symfony Mailer address to/cc/bcc/from/reply-to flows through; its constructor is documented as validating the address and throwing on invalid input, so developers treat it as a security boundary. The constructor accepts email...

UBUNTU-CVE-2026-9759

ROHC protocol dissector crash in Wireshark 4.6.0 to 4.6.5 and 4.4.0 to 4.4.15 allows denial of service...

CVE-2026-44833

Snipe-IT is an IT asset/license management system. Prior to 8.4.1, an open redirect vulnerability in Snipe-IT allows attackers to redirect users to malicious sites via unvalidated HTTP Referer header stored in session variable. This vulnerability is fixed in 8.4.1...

CVE-2026-8468

Allocation of Resources Without Limits or Throttling vulnerability in plugproject plug allows denial of service via unbounded buffer accumulation in multipart header parsing. 'Elixir.Plug.Conn':readpartheaders/2 in lib/plug/conn.ex does not obey its :length parameter. There is no upper bound on t...

CVE-2026-42879

FacturaScripts is an open source accounting and invoicing software. In 2025.81 and earlier, an authenticated unrestricted file upload vulnerability exists in FacturaScripts' product image upload functionality. An attacker with valid credentials can upload a PHP file disguised as a GIF image using...

CVE-2026-9759

ROHC protocol dissector crash in Wireshark 4.6.0 to 4.6.5 and 4.4.0 to 4.4.15 allows denial of service...