162 matches found
Xenforo Authorization Issues Vulnerability (CNVD-2026-16832)
Xenforo is a forum software from Xenforo. XenForo suffers from an authorization issue vulnerability that originates from affecting Passkeys that have been added to a user's account, which can be exploited by an attacker to bypass the authentication process and take over the account of another web...
EUVD-2025-209154
XenForo before 2.3.7 allows information disclosure via local account page caching on shared systems. On systems where multiple users share a browser or machine, cached account pages could expose sensitive user information to other local users...
EUVD-2026-17739
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...
EUVD-2025-209158
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...
EUVD-2025-209156
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...
EUVD-2026-17741
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...
EUVD-2024-55514
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...
EUVD-2025-209152
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...
EUVD-2026-17743
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...
EUVD-2025-209150
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...
EUVD-2026-17745
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-2026-35055
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-2026-35056
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-2026-35057
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-2026-35054
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-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-2025-71282
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-2025-71281
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-2025-71278
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-2025-71280
XenForo before 2.3.7 allows information disclosure via local account page caching on shared systems. On systems where multiple users share a browser or machine, cached account pages could expose sensitive user information to other local users...