CVE-2026-35054

XenForo before 2.3.9 is affected by a stored XSS flaw in BB code rendering. An attacker can inject malicious scripts via BB code that get stored and executed when other users view the content. The issue is addressed in the XenForo 2.3.9 security fix. Remediation: upgrade to version 2.3.9 or apply...

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-2025-71282

XenForo before 2.3.7 discloses filesystem paths via exception messages triggered by open_basedir restrictions, enabling an attacker to obtain information about the server’s directory structure. Affected product: XenForo web forum software (pre-2.3.7). Root cause: exception messages reveal filesys...

CVE-2025-71282 XenForo Path Disclosure via open_basedir Exceptions

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-2025-71282 XenForo Path Disclosure via open_basedir Exceptions

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 Template Method Call Restriction Bypass

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-2025-71281 XenForo Template Method Call Restriction Bypass

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-2025-71280

XenForo before 2.3.7 is affected by an information-disclosure vulnerability where local account pages could be cached on shared systems, exposing sensitive user data to other local users. The root cause is local page caching on multi-user machines. Impact is exposure of user information; CVSS met...

CVE-2025-71280 XenForo Local Account Page Caching Information Disclosure

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...

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...

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-2025-71280 XenForo Local Account Page Caching Information Disclosure

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...

CVE-2025-71281

XenForo before 2.3.7 contains a template method-call restriction bypass. The issue stems from a loose prefix match instead of a strict first-word match for methods accessible via callbacks and variable method calls in templates, potentially allowing unauthorized method invocations. Affected softw...

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-2025-71279 XenForo Passkey Security Bypass

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-2025-71279 XenForo Passkey Security Bypass

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-2025-71279

CVE-2025-71279 affects XenForo earlier than 2.3.7, where Passkeys added to user accounts can be exploited to compromise Passkey-based authentication. The vulnerability is addressed in XenForo 2.3.7’s security fixes; organizations using XenForo should upgrade to 2.3.7 or later. The provided docume...

CVE-2025-71278

CVE-2025-71278 — XenForo : Affected are XenForo versions prior to 2.3.5. The issue enables OAuth2 client applications to request unauthorized scopes, potentially granting access beyond intended authorization. Impact is described in the CVSS metrics (high severity across confidentiality, integrity...

CVE-2025-71278 XenForo OAuth2 Unauthorized Scope Request

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-2025-71278 XenForo OAuth2 Unauthorized Scope Request

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...