ProxyShell

ProxyShell CVE-2021-34473 CVE-2021-34473 Microsoft Exchange Server Remote Code Execution Vulnerability. This faulty URL normalization lets us access an arbitrary backend URL while running as the Exchange Server machine account. Although this bug is not as powerful as the SSRF in ProxyLogon, and w...

CVE-2019-17662

CVE-2019-17662 Modified the CVE code Used Prepared Requests, as in python3 requests module normalize the ../ in URL such as: For code: root@kitploit: r = requests.get"http://123.123.123.123/../../../../../../test" printstrr.statuscode Results in: root@kitploit: GET /test HTTP/1.1 Host:...

CVE-2023-49438

CVE-2023-49438 Proof of Concept Description An open redirect vulnerability in the python package Flask-Security-Too =version 5.3.2 allows attackers to redirect unsuspecting users to malicious sites via a crafted URL by abusing the ?next parameter on the /login and /register routes. Background...

CVE-2025-55752

CVE-2025-55752: Apache Tomcat Path Traversal Vulnerability A Docker-based reproduction environment to reproduce the path traversal vulnerability CVE-2025-55752 in Apache Tomcat 10.1.44. Overview CVE-2025-55752 is a path traversal vulnerability in the RewriteValve component of Apache Tomcat, cause...

PoC-Apache-CVE-2021-41773-Infrastructure-LAB

Apache CVE-2021-41773 — Lab Docker PoC Security Notice This repository reproduces a publicly disclosed and patched vulnerability in a controlled Docker lab environment for educational and research purposes. The environment is intentionally vulnerable and must only be deployed in isolated test...

React2Shell-CVE-2025-55182

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CVE-2026-91123

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the iframe src traversal guard did not treat literal backslashes as path separators after decoded dot segments. A crafted source could therefore pass an allowediframes subpath check while browser...

CVE-2026-91123 Discourse: Reject literal backslash path separators in iframe src traversal guard

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the iframe src traversal guard did not treat literal backslashes as path separators after decoded dot segments. A crafted source could therefore pass an allowediframes subpath check while browser...

CVE-2026-91123

The open-source discussion platform Discourse is vulnerable to an iframe src traversal issue in versions prior to 2026.1.8 , 2026.6.3 , 2026.7.2 , and 2026.8.0 . The root cause is that the iframe src traversal guard fails to treat literal backslashes as path separators following decoded dot segme...

CVE-2026-91123 Discourse: Reject literal backslash path separators in iframe src traversal guard

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the iframe src traversal guard did not treat literal backslashes as path separators after decoded dot segments. A crafted source could therefore pass an allowediframes subpath check while browser...

EUVD-2026-86300

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the iframe src traversal guard did not treat literal backslashes as path separators after decoded dot segments. A crafted source could therefore pass an allowediframes subpath check while browser...

livewire-vuln-scanner

Livewire Passive Vulnerability Scanner Livewire Passive Vulnerability Scanner is a Python 2.7 tool designed to passively detect Livewire versions used by websites and identify potential vulnerabilities based on version comparison. This scanner does not exploit any vulnerability. It only analyzes...

CVE-2021-42013

CVE-2021-41773 / CVE-2021-42013 Apache Vulnerability Scanner A comprehensive Python-based vulnerability scanner for detecting CVE-2021-41773 and CVE-2021-42013 path traversal and remote code execution vulnerabilities in Apache HTTP Server versions 2.4.49 and 2.4.50. Overview CVE-2021-41773 and...

CVE-2026-73551

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.36.10, 1.37.6, 1.38.4, and 1.39.1, Envoy's URL normalization does not recognize dot and dotdot path segments when they carry semicolon parameters. A request such as /user/..;foo=bar/admin is therefor...

EUVD-2026-84119

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.36.10, 1.37.6, 1.38.4, and 1.39.1, Envoy's URL normalization does not recognize dot and dotdot path segments when they carry semicolon parameters. A request such as /user/..;foo=bar/admin is therefor...

CVE-2026-73551: Use of Non-Canonical URL Paths for Authorization Decisions

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.36.10, 1.37.6, 1.38.4, and 1.39.1, Envoy's URL normalization does not recognize dot and dotdot path segments when they carry semicolon parameters. A request such as /user/..;foo=bar/admin is therefor...

CVE-2026-74909

Keycloak provides a policy enforcer to protect applications by matching incoming web requests against defined security policies. A flaw was found where the enforcer fails to correctly normalize web addresses that contain special encoded characters, such as those representing semicolons or directo...

NPM: fast-uri vulnerable to host confusion via percent-encoded scheme normalization

NPM: fast-uri vulnerable to host confusion via percent-encoded scheme normalization vulnerability discovered by ? in WordPress Npm fast-uri versions = 2.3.1, 2.4.5...

fast-uri vulnerable to host confusion via percent-encoded scheme normalization

Impact fast-uri decodes percent-encoded characters in the scheme component with the legacy global unescape and serializes the result back as raw characters, without re-escaping it or validating it as a scheme. A scheme that decodes to characters outside the RFC 3986 scheme grammar can therefore...

WebOb: Open redirect in Location header normalization via leading C0 control / space characters

Summary This is a third follow-up to CVE-2024-42353 / GHSA-mg3v-6m49-jhp3 and CVE-2026-44889 / GHSA-fh3h-vg37-cc95. WebOb makes the Location header absolute when it serves a redirect. To stop a relative or protocol-relative target from redirecting users off-host, it checks the value for a URI...