GHSA-4M6C-649P-F6GF Serendipity has a Host Header Injection allows authentication cookie scoping to attacker-controlled domain in functions_config.inc.php

Summary The serendipitysetCookie function uses $SERVER'HTTPHOST' without validation as the domain parameter of setcookie. An attacker can force authentication cookies — including session tokens and auto-login tokens — to be scoped to an attacker-controlled domain, facilitating session hijacking...

Serendipity has a Host Header Injection allows authentication cookie scoping to attacker-controlled domain in functions_config.inc.php

Summary The serendipitysetCookie function uses $SERVER'HTTPHOST' without validation as the domain parameter of setcookie. An attacker can force authentication cookies — including session tokens and auto-login tokens — to be scoped to an attacker-controlled domain, facilitating session hijacking...

Reliance on Cookies without Validation and Integrity Checking

Overview Affected versions of this package are vulnerable to Reliance on Cookies without Validation and Integrity Checking via the serendipitysetCookie function. An attacker can cause authentication cookies, including session and auto-login tokens, to be scoped to an attacker-controlled domain by...

CVE-2026-34161

Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, a Stored Cross-Site Scripting XSS vulnerability exists in the social post attachment upload functionality, where an authenticated user can upload a malicious HTML file containing JavaScript via the...

EUVD-2026-22714

Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, a Stored Cross-Site Scripting XSS vulnerability exists in the social post attachment upload functionality, where an authenticated user can upload a malicious HTML file containing JavaScript via the...

CVE-2026-34161 Chamilo LMS: Stored XSS via Malicious File Upload in Social Post Attachments Leads to Arbitrary JavaScript Execution

Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, a Stored Cross-Site Scripting XSS vulnerability exists in the social post attachment upload functionality, where an authenticated user can upload a malicious HTML file containing JavaScript via the...

CVE-2026-31281

Totara LMS v19.1.5 and before is vulnerable to HTML Injection. An attacker can inject malicious HTML code in a message and send it to all the users in the application, resulting in executing the code and may lead to session hijacking and executing commands on the victim's browser. NOTE: The...

CVE-2026-40289

PraisonAI is a multi-agent teams system. In versions below 4.5.139 of PraisonAI and 1.5.140 of praisonaiagents, the browser bridge praisonai browser start is vulnerable to unauthenticated remote session hijacking due to missing authentication and a bypassable origin check on its /ws WebSocket...

CVE-2026-40289

PraosionAI (versions < 4.5.139) and praisonaiagents (

EUVD-2026-22193

MaxKB is an open-source AI assistant for enterprise. Versions 2.7.1 and below contain a Stored Cross-Site Scripting XSS vulnerability where the frontend's MdRenderer.vue component parses custom tags from LLM responses or Application Prologue configurations, bypassing standard Markdown sanitizatio...

CVE-2026-39426

MaxKB is an open-source AI assistant for enterprise. Versions 2.7.1 and below contain a Stored Cross-Site Scripting XSS vulnerability where the frontend's MdRenderer.vue component parses custom tags from LLM responses or Application Prologue configurations, bypassing standard Markdown sanitizatio...

CVE-2026-39425

CVE-2026-39425 affects MaxKB (enterprise AI assistant). Versions 2.7.1 and earlier allow Stored XSS via unsanitized tags in the Application prologue, stored through /admin/api/workspace/{workspace_id}/application and rendered by the frontend via innerHTML, enabling persistent XSS and potential s...

CVE-2026-34161: Improper Neutralization of Input During Web Page Generation

Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, a Stored Cross-Site Scripting XSS vulnerability exists in the social post attachment upload functionality, where an authenticated user can upload a malicious HTML file containing JavaScript via the...

PT-2026-32585

MaxKB is an open-source AI assistant for enterprise. Versions 2.7.1 and below contain a Stored Cross-Site Scripting XSS vulnerability where the frontend's MdRenderer.vue component parses custom tags from LLM responses or Application Prologue configurations, bypassing standard Markdown sanitizatio...

📄 CMS Sense 2.0 Cross Site Scripting

CMS Sense version 2.0 suffers from a cross site scripting vulnerability. ================================================================================================================================== | Title : CMS sense v 2.0 HTML Injection Leading to XSS via Attribute Breakout | | Author :...

PT-2026-32966

Summary The serendipity setCookie function uses $ SERVER'HTTP HOST' without validation as the domain parameter of setcookie. An attacker can force authentication cookies — including session tokens and auto-login tokens — to be scoped to an attacker-controlled domain, facilitating session hijackin...

Chamilo LMS 跨站脚本漏洞

Chamilo LMS is an open-source online learning and collaboration system developed by Chamilo. This system supports the creation of teaching content, remote training, and online quizzes. Versions of Chamilo LMS prior to 2.0.0-RC.3 contained a cross-site scripting vulnerability. This vulnerability...

PraisonAI 访问控制错误漏洞

PraisonAI is a low-code multi-agent collaboration framework developed by Mervin Praison. Versions of PraisonAI prior to 4.5.139 and praisonaiagents prior to 1.5.140 contained an access control vulnerability. This vulnerability stemmed from the lack of authentication on the browser bridge and...

CVE-2026-27245: Improper Neutralization of Input During Web Page Generation

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a reflected Cross-Site Scripting XSS vulnerability. An attacker could exploit this vulnerability to inject malicious scripts into a web page, potentially gaining elevated access or control over the victim's account or session...

CVE-2026-39426: Improper Neutralization of Input During Web Page Generation

MaxKB is an open-source AI assistant for enterprise. Versions 2.7.1 and below contain a Stored Cross-Site Scripting XSS vulnerability where the frontend's MdRenderer.vue component parses custom tags from LLM responses or Application Prologue configurations, bypassing standard Markdown sanitizatio...