CVE-2025-47952 Traefik allows path traversal using url encoding

Traefik pronounced traffic is an HTTP reverse proxy and load balancer. Prior to versions 2.11.25 and 3.4.1, there is a potential vulnerability in Traefik managing the requests using a PathPrefix, Path or PathRegex matcher. When Traefik is configured to route the requests to a backend using a...

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-2024-52307

authentik is an open-source identity provider. Due to the usage of a non-constant time comparison for the /-/metrics/ endpoint it was possible to brute-force the SECRETKEY, which is used to authenticate the endpoint. The /-/metrics/ endpoint returns Prometheus metrics and is not intended to be...

CVE-2024-52003

Traefik pronounced traffic is an HTTP reverse proxy and load balancer. There is a vulnerability in Traefik that allows the client to provide the X-Forwarded-Prefix header from an untrusted source. This issue has been addressed in versions 2.11.14 and 3.2.1. Users are advised to upgrade. There are...

CVE-2023-32987

A cross-site request forgery CSRF vulnerability in Jenkins Reverse Proxy Auth Plugin 1.7.4 and earlier allows attackers to connect to an attacker-specified LDAP server using attacker-specified credentials...

CVE-2023-30847

H2O is an HTTP server. In versions 2.3.0-beta2 and prior, when the reverse proxy handler tries to processes a certain type of invalid HTTP request, it tries to build an upstream URL by reading from uninitialized pointer. This behavior can lead to crashes or leak of information to back end HTTP...

CVE-2023-33977

Kiwi TCMS is an open source test management system for both manual and automated testing. Kiwi TCMS allows users to upload attachments to test plans, test cases, etc. Earlier versions of Kiwi TCMS had introduced upload validators in order to prevent potentially dangerous files from being uploaded...

CVE-2023-47106

Traefik is an open source HTTP reverse proxy and load balancer. When a request is sent to Traefik with a URL fragment, Traefik automatically URL encodes and forwards the fragment to the backend server. This violates RFC 7230 because in the origin-form the URL should only contain the absolute path...

CVE-2022-46181

Gotify server is a simple server for sending and receiving messages in real-time per WebSocket. Versions prior to 2.2.2 contain an XSS vulnerability that allows authenticated users to upload .html files. An attacker could execute client side scripts if another user opened a link. The attacker cou...

CVE-2022-45384

Jenkins Reverse Proxy Auth Plugin 1.7.3 and earlier stores the LDAP manager password unencrypted in the global config.xml file on the Jenkins controller where it can be viewed by attackers with access to the Jenkins controller file system...

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

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...