CVE-2025-71279

XenForo before 2.3.7 contains a security issue affecting Passkeys that have been added to user accounts. An attacker may be able to compromise the security of Passkey-based authentication...

CVE-2025-71281

XenForo before 2.3.7 does not properly restrict methods callable from within templates. A loose prefix match was used instead of a stricter first-word match for methods accessible through callbacks and variable method calls in templates, potentially allowing unauthorized method invocations...

CVE-2025-71282

XenForo before 2.3.7 discloses filesystem paths through exception messages triggered by openbasedir restrictions. This allows an attacker to obtain information about the server's directory structure...

CVE-2025-71278

XenForo before 2.3.5 allows OAuth2 client applications to request unauthorized scopes. This affects any customer using OAuth2 clients on any version of XenForo 2.3 prior to 2.3.5, potentially allowing client applications to gain access beyond their intended authorization level...

CVE-2024-58342

XenForo before 2.2.17 and 2.3.1 allows open redirect via a specially crafted URL. The getDynamicRedirect function does not adequately validate the redirect target, allowing attackers to redirect users to arbitrary external sites using crafted URLs containing newlines, user credentials, or host...

CVE-2026-35057

XenForo before 2.3.10 and before 2.2.19 is vulnerable to stored cross-site scripting XSS in structured text mentions, primarily affecting legacy profile post content. An attacker can inject malicious scripts through crafted mentions that are stored and executed when other users view the content...

CVE-2026-35057 XenForo Stored Cross-Site Scripting via Structured Text Mentions

XenForo before 2.3.10 and before 2.2.19 is vulnerable to stored cross-site scripting XSS in structured text mentions, primarily affecting legacy profile post content. An attacker can inject malicious scripts through crafted mentions that are stored and executed when other users view the content...

CVE-2026-35057

XenForo is affected in versions prior to 2.3.10 and prior to 2.2.19. The vulnerability is a stored XSS in structured text mentions, primarily impacting legacy profile post content. An attacker can inject malicious scripts via crafted mentions that are stored and executed when other users view the...

CVE-2026-35057 XenForo Stored Cross-Site Scripting via Structured Text Mentions

XenForo before 2.3.10 and before 2.2.19 is vulnerable to stored cross-site scripting XSS in structured text mentions, primarily affecting legacy profile post content. An attacker can inject malicious scripts through crafted mentions that are stored and executed when other users view the content...

CVE-2026-35056 XenForo Remote Code Execution via Authenticated Admin

XenForo before 2.3.9 and before 2.2.18 allows remote code execution RCE by authenticated, but malicious, admin users. An attacker with admin panel access can execute arbitrary code on the server...

CVE-2026-35055

XenForo before 2.3.9 and before 2.2.18 is vulnerable to cross-site scripting XSS related to lightbox usage in posts. An attacker can inject malicious scripts that execute when users interact with post content displayed in the lightbox...

CVE-2026-35055 XenForo Cross-Site Scripting via Lightbox in Posts

XenForo before 2.3.9 and before 2.2.18 is vulnerable to cross-site scripting XSS related to lightbox usage in posts. An attacker can inject malicious scripts that execute when users interact with post content displayed in the lightbox...

CVE-2026-35055 XenForo Cross-Site Scripting via Lightbox in Posts

XenForo before 2.3.9 and before 2.2.18 is vulnerable to cross-site scripting XSS related to lightbox usage in posts. An attacker can inject malicious scripts that execute when users interact with post content displayed in the lightbox...

CVE-2026-35056

XenForo before 2.3.9 and before 2.2.18 allows remote code execution RCE by authenticated, but malicious, admin users. An attacker with admin panel access can execute arbitrary code on the server...

CVE-2026-35056 XenForo Remote Code Execution via Authenticated Admin

XenForo before 2.3.9 and before 2.2.18 allows remote code execution RCE by authenticated, but malicious, admin users. An attacker with admin panel access can execute arbitrary code on the server...

CVE-2026-35056

Summary (supported by connected docs): XenForo versions before 2.3.9 and before 2.2.18 are affected by a remote code execution (RCE) vulnerability exploitable by authenticated, malicious admins who have access to the admin panel. The attacker can execute arbitrary code on the server. The referenc...

CVE-2026-35055

XenForo is vulnerable to cross-site scripting (XSS) via lightbox usage in posts in versions before 2.3.9 and before 2.2.18. An attacker can inject scripts that execute when users interact with post content displayed in the lightbox. The issue is reported across multiple sources (including CVE-202...

CVE-2026-35054 XenForo Stored Cross-Site Scripting via BB Code Rendering

XenForo before 2.3.9 is vulnerable to stored cross-site scripting XSS related to BB code rendering. An attacker can inject malicious scripts through BB code that are stored and executed when other users view the content...

CVE-2026-35054

XenForo before 2.3.9 is vulnerable to stored cross-site scripting XSS related to BB code rendering. An attacker can inject malicious scripts through BB code that are stored and executed when other users view the content...

CVE-2026-35054 XenForo Stored Cross-Site Scripting via BB Code Rendering

XenForo before 2.3.9 is vulnerable to stored cross-site scripting XSS related to BB code rendering. An attacker can inject malicious scripts through BB code that are stored and executed when other users view the content...