CVE-2021-43848

h2o is an open source http server. In code prior to the 8c0eca3 commit h2o may attempt to access uninitialized memory. When receiving QUIC frames in certain order, HTTP/3 server-side implementation of h2o can be misguided to treat uninitialized memory as HTTP/3 frames that have been received. Whe...

CVE-2021-22006

The vCenter Server contains a reverse proxy bypass vulnerability due to the way the endpoints handle the URI. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to access restricted endpoints...

CVE-2020-5944

In BIG-IQ 7.1.0, accessing the DoS Summary events and DNS Overview pages in the BIG-IQ system interface returns an error message due to disabled Grafana reverse proxy in web service configuration. F5 has done further review of this vulnerability and has re-classified it as a defect. CVE-2020-5944...

CVE-2020-11805

Pexip Reverse Proxy and TURN Server before 6.1.0 has Incorrect UDP Access Control via TURN...

CVE-2020-36202

An issue was discovered in the async-h1 crate before 2.3.0 for Rust. Request smuggling can occur when used behind a reverse proxy...

CVE-2020-26253

Kirby is a CMS. In Kirby CMS getkirby/cms before version 3.3.6, and Kirby Panel before version 2.5.14 there is a vulnerability in which the admin panel may be accessed if hosted on a .dev domain. In order to protect new installations on public servers that don't have an admin account for the Pane...

CVE-2025-34026

The Versa Concerto SD-WAN orchestration platform is vulnerable to an authentication bypass in the Traefik reverse proxy configuration, allowing at attacker to access administrative endpoints. The internal Actuator endpoint can be leveraged for access to heap dumps and trace logs.This issue is kno...

CVE-2025-34027

The Versa Concerto SD-WAN orchestration platform is vulnerable to an authentication bypass in the Traefik reverse proxy configuration, allowing at attacker to access administrative endpoints. The Spack upload endpoint can be leveraged for a Time-of-Check to Time-of-Use TOCTOU write in combination...

CVE-2025-34026

Versa Concerto (SD-WAN) contains an authentication bypass in the Traefik reverse proxy configuration that guards the Spring Boot Actuator endpoints. The flaw allows an unauthenticated attacker to reach administrative endpoints, including the Actuator endpoints that can expose heap dumps and trace...

CVE-2025-34027 Versa Concerto Authentication Bypass File Write Remote Code Execution

The Versa Concerto SD-WAN orchestration platform is vulnerable to an authentication bypass in the Traefik reverse proxy configuration, allowing at attacker to access administrative endpoints. The Spack upload endpoint can be leveraged for a Time-of-Check to Time-of-Use TOCTOU write in combination...

CVE-2025-34027

Summary of CVE-2025-34027: Versa Concerto SD-WAN exposes an authentication bypass in the Traefik reverse proxy configuration, enabling unauthorized access to administrative endpoints. In addition, the Spack upload endpoint can trigger a TOCTOU race with path loading manipulation to achieve remote...

PT-2025-22441

Name of the Vulnerable Software and Affected Versions Versa Concerto versions 12.1.2 through 12.2.0 Description The Versa Concerto SD-WAN orchestration platform contains a flaw in the Traefik reverse proxy configuration that allows an attacker to bypass authentication and access administrative...

CVE-2025-34027: Time-of-check Time-of-use (TOCTOU) Race Condition

The Versa Concerto SD-WAN orchestration platform is vulnerable to an authentication bypass in the Traefik reverse proxy configuration, allowing at attacker to access administrative endpoints. The Spack upload endpoint can be leveraged for a Time-of-Check to Time-of-Use TOCTOU write in combination...

CVE-2025-34026: Authentication Bypass Using an Alternate Path or Channel

The Versa Concerto SD-WAN orchestration platform is vulnerable to an authentication bypass in the Traefik reverse proxy configuration, allowing at attacker to access administrative endpoints. The internal Actuator endpoint can be leveraged for access to heap dumps and trace logs.This issue is kno...

Versa Concerto SD-WAN 安全漏洞

Versa Concerto SD-WAN is an easy-to-use user interface from Versa for configuring and monitoring Versa OS devices in a secure SD-WAN. A security vulnerability exists in Versa Concerto SD-WAN versions 12.1.2 through 12.2.0, which stems from an authentication bypass in the Traefik Reverse Proxy...

PT-2025-22440

Name of the Vulnerable Software and Affected Versions Versa Concerto versions 12.1.2 through 12.2.0 Description The Versa Concerto SD-WAN orchestration platform has an authentication bypass issue in the Traefik reverse proxy configuration. This allows an attacker to access administrative endpoint...

Open Redirect

Overview Flask-AppBuilder is a simple and rapid application development framework, built on top of Flask. includes detailed security, auto CRUD generation for your models, google charts and much more. Affected versions of this package are vulnerable to Open Redirect through the manipulation of th...

tomcat: incorrectly parsed http trailer headers can cause request smuggling

A flaw was found in Apache Tomcat, where an improper input validation can occur. This flaw allows a malicious user to send a crafted request containing an invalid trailer header, which could be treated as multiple requests, potentially leading to request smuggling when behind a reverse proxy...

tomcat: HTTP request smuggling via malformed trailer headers

An improper Input validation flaw was found in Apache Tomcat due to incorrect parsing of HTTP trailer headers. A trailer header that exceeded the header size limit could cause Tomcat to treat a single request as multiple requests, leading to the possibility of request smuggling when behind a...

SUSE CVE-2025-46728

cpp-httplib is a C++ header-only HTTP/HTTPS server and client library. Prior to version 0.20.1, the library fails to enforce configured size limits on incoming request bodies when Transfer-Encoding: chunked is used or when no Content-Length header is provided. A remote attacker can send a chunked...