Mozilla Firefox and Mozilla Thunderbird Security Bypass Vulnerability (CNVD-2026-16378)

Mozilla Firefox is an open source web browser.Mozilla Thunderbird is a set of e-mail client software separate from the Mozilla Application Suite. The software supports IMAP, POP mail protocols and HTML mail format. A security bypass vulnerability exists in Mozilla Firefox and Mozilla Thunderbird...

Undertow is Vulnerable to HTTP Request/Response Smuggling

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...

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-VQQJ-9CMV-HX43 Undertow is Vulnerable to HTTP Request/Response Smuggling

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...

EUVD-2026-16698

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-2026-34375

WWBN AVideo is an open source video platform. In versions up to and including 26.0, the YPTWallet Stripe payment confirmation page directly echoes the $REQUEST'plugin' parameter into a JavaScript block without any encoding or sanitization. The plugin parameter is not included in any of the...

DEBIAN-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...

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-2026-25645

A flaw was found in the requests HTTP library, specifically in the requests.utils.extractzippedpaths function, which is used to load Certificate Authority CA bundles. A local attacker can exploit this vulnerability by pre-creating a malicious CA bundle file in the system's temporary directory. Wh...

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-2026-28369 Undertow: undertow: request smuggling via malformed http request headers

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 Undertow: undertow: request smuggling via inconsistent header parsing

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,...

Criminals are renting virtual phones to bypass bank security

Researchers at Group-IB warn about criminals using virtual Android devices to bypass modern security solutions. Cloud phones are virtual Android devices that can fully mimic real device fingerprints model, hardware, IP, timezone, sensor data, behavior. This allows them to undermine banks’...

OESA-2026-1733 pyOpenSSL security update

pyOpenSSL is a rather thin wrapper around a subset of the OpenSSL library. With thin wrapper we mean that a lot of the object methods do nothing more than calling a corresponding function in the OpenSSL library. Security Fixes: A security vulnerability exists in the PyOpenSSL library's...

OESA-2026-1732 pyOpenSSL security update

pyOpenSSL is a rather thin wrapper around a subset of the OpenSSL library. With thin wrapper we mean that a lot of the object methods do nothing more than calling a corresponding function in the OpenSSL library. Security Fixes: A security vulnerability exists in the PyOpenSSL library's...

PT-2026-28377

Name of the Vulnerable Software and Affected Versions Undertow affected versions not specified Description A security issue exists in Undertow that allows a remote attacker to create malicious requests. The issue stems from discrepancies in how Undertow parses header names compared to upstream...

Undertow environmental issues

Undertow is a web server provided by the Undertow company in the United States. Undertow has a security vulnerability that stems from its failure to follow standards when processing HTTP request headers starting with spaces. This vulnerability may allow remote attackers to execute request payload...

PT-2026-28378

Name of the Vulnerable Software and Affected Versions Undertow affected versions not specified Description A flaw exists in Undertow where the software incorrectly processes HTTP requests containing leading spaces in the first header line, violating HTTP standards. This can be exploited to perfor...

KLA90953 Multiple vulnerabilities in Microsoft Browser

Multiple vulnerabilities were found in Microsoft Browser. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code, bypass security restrictions. Below is a complete list of vulnerabilities: 1. Heap buffer overflow vulnerability in CSS can be exploited ...