Stored XSS in Rack::Directory via javascript: filenames rendered into anchor href

Summary Rack::Directory generates an HTML directory index where each file entry is rendered as a clickable link. If a file exists on disk whose basename begins with the javascript: scheme e.g. javascript:alert1, the generated index includes an anchor whose href attribute is exactly...

n8n Node.js Package < 1.122.5 / 1.123.x < 1.123.2 Stored XSS (CVE-2026-25051)

The version of the n8n Node.js Package installed on the remote host is prior to 1.122.5, or 1.123.x prior to 1.123.2. It is, therefore, affected by a stored cross-site scripting vulnerability: - A cross-site scripting XSS vulnerability has been identified in the handling of webhook responses and...

HCL AION Cross-Site Scripting Vulnerability

HCL AION is an AI lifecycle management platform from HCL India. HCL AION suffers from a cross-site scripting vulnerability, which is caused by a lack of content security policy, no details of the vulnerability are provided at this time...

CVE-2026-25642

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.6, files served below the /uploads/ endpoint did not use a more strict security-policy. This resulted in a too open Content-Security-Policy and furthermore opened the possibility to host malicious...

SUSE CVE-2025-70849

Arbitrary File Upload in podinfo thru 6.9.0 allows unauthenticated attackers to upload arbitrary files via crafted POST request to the /store endpoint. The application renders uploaded content without a restrictive Content-Security-Policy CSP or adequate Content-Type validation, leading to Stored...

CVE-2026-25642

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.6, files served below the /uploads/ endpoint did not use a more strict security-policy. This resulted in a too open Content-Security-Policy and furthermore opened the possibility to host malicious...

Cross-site Scripting (XSS)

Overview phlex is a high-performance view framework optimised for fun. Affected versions of this package are vulnerable to Cross-site Scripting XSS via attributes, tag names, and link values in HTML rendering. An attacker can execute scripts in the context of the user's browser by injecting...

GHSA-W67G-2H6V-VJGQ Phlex XSS protection bypass via attribute splatting, dynamic tags, and href values

Impact During a security audit conducted with Claude Opus 4.6 and GPT-5.3-Codex, we identified three specific ways to bypass the XSS cross-site-scripting protection built into Phlex. 1. The first bypass could happen if user-provided attributes with string keys were splatted into HTML tag, e.g...

CVE-2026-25642 HedgeDoc security headers for uploaded files were not working

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.6, files served below the /uploads/ endpoint did not use a more strict security-policy. This resulted in a too open Content-Security-Policy and furthermore opened the possibility to host malicious...

CVE-2026-25642

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.6, files served below the /uploads/ endpoint did not use a more strict security-policy. This resulted in a too open Content-Security-Policy and furthermore opened the possibility to host malicious...

CVE-2026-25642 HedgeDoc security headers for uploaded files were not working

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.6, files served below the /uploads/ endpoint did not use a more strict security-policy. This resulted in a too open Content-Security-Policy and furthermore opened the possibility to host malicious...

EUVD-2026-5588

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.6, files served below the /uploads/ endpoint did not use a more strict security-policy. This resulted in a too open Content-Security-Policy and furthermore opened the possibility to host malicious...

CVE-2026-25642 HedgeDoc security headers for uploaded files were not working

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.6, files served below the /uploads/ endpoint did not use a more strict security-policy. This resulted in a too open Content-Security-Policy and furthermore opened the possibility to host malicious...

CVE-2026-25642

CVE-2026-25642 affects HedgeDoc; prior to version 1.10.6, the security policy for files served under /uploads/ was insufficient, resulting in a too open Content-Security-Policy and enabling hosting of malicious interactive content (e.g., fake login forms) via SVG files. The issue is fixed in 1.10...

PT-2026-6783

Name of the Vulnerable Software and Affected Versions HedgeDoc versions prior to 1.10.6 Description HedgeDoc is a real-time, collaborative, markdown notes application. Versions before 1.10.6 had a permissive Content-Security-Policy for files served under the /uploads/ endpoint. This allowed for t...

CVE-2025-52629

HCL AION is susceptible to Missing Content-Security-Policy. An The absence of a CSP header may increase the risk of cross-site scripting and other content injection attacks by allowing unsafe scripts or resources to execute..This issue affects AION: 2.0...

Cross-site Scripting (XSS)

Overview n8n-core is a Core functionality of n8n Affected versions of this package are vulnerable to Cross-site Scripting XSS due to improper enforcement of Content Security Policy in webhook response handling. An attacker can execute unauthorized scripts with same-origin privileges by crafting...

GHSA-825Q-W924-XHGX n8n's Improper CSP Enforcement in Webhook Responses May Allow Stored XSS

Impact A Cross-site Scripting XSS vulnerability has been identified in the handling of webhook responses and related HTTP endpoints. Under certain conditions, the Content Security Policy CSP sandbox protection intended to isolate HTML responses may not be applied correctly. An authenticated user...

n8n's Improper CSP Enforcement in Webhook Responses May Allow Stored XSS

Impact A Cross-site Scripting XSS vulnerability has been identified in the handling of webhook responses and related HTTP endpoints. Under certain conditions, the Content Security Policy CSP sandbox protection intended to isolate HTML responses may not be applied correctly. An authenticated user...

CVE-2026-25051 n8n Improper CSP Enforcement in Webhook Responses May Allow Stored XSS

n8n is an open source workflow automation platform. Prior to version 1.123.2, a Cross-Site Scripting XSS vulnerability has been identified in the handling of webhook responses and related HTTP endpoints. Under certain conditions, the Content Security Policy CSP sandbox protection intended to...