Cross-site scripting (XSS) vulnerability in index.php in Vanilla Forums before 2.0.17 allows remote attackers to inject arbitrary web script or HTML via the Target parameter in a /entry/signin action.

Open redirect vulnerability in Vanilla Forums before 2.0.17.6 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the Target parameter to an unspecified component, a different vulnerability than CVE-2011-0526.

Cross-site scripting (XSS) vulnerability in Vanilla Forums before 2.0.17.6 allows remote attackers to inject arbitrary web script or HTML via the p parameter to an unspecified component, a different vulnerability than CVE-2011-0526.

The cookie implementation in Vanilla Forums before 2.0.17.6 makes it easier for remote attackers to spoof signed requests, and consequently obtain access to arbitrary user accounts, via HMAC timing attacks.

Vanilla 2.0.16 allows remote attackers to obtain sensitive information via a direct request to a .php file, which reveals the installation path in an error message, as demonstrated by plugins/Minify/min/utils.php and certain other files.

Cross-site scripting (XSS) vulnerability in the LatestComment plugin 1.1 for Vanilla Forums allows remote attackers to inject arbitrary web script or HTML via the discussion title.

Multiple SQL injection vulnerabilities in Vanilla Forums before 2.0.18.8 allow remote attackers to execute arbitrary SQL commands via the parameter name in the Form/Email array to (1) entry/signin or (2) entry/passwordrequest.

Unspecified vulnerability in the update check in Vanilla Forums before 2.0.18.8 has unspecified impact and remote attack vectors, related to "object injection."

Multiple cross-site scripting (XSS) vulnerabilities in Vanilla Forums before 2.0.18.13 and 2.1.x before 2.1.1 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.

The from method in library/core/class.email.php in Vanilla Forums before 2.3.1 allows remote attackers to spoof the email domain in sent messages and potentially obtain sensitive information via a crafted HTTP Host header, as demonstrated by a password reset request.

Vanilla Forums below 2.1.5 are affected by CSRF leading to Deleting topics and comments from forums Admin access

In Vanilla before 2.6.1, the polling functionality allows Insecure Direct Object Reference (IDOR) via the Poll ID, leading to the ability of a single user to select multiple Poll Options (e.g., vote for multiple items).

Vanilla before 2.6.1 allows SQL injection via an invitationID array to /profile/deleteInvitation, related to applications/dashboard/models/class.invitationmodel.php and applications/dashboard/controllers/class.profilecontroller.php.

Vanilla before 2.6.1 allows XSS via the email field of a profile.

Vanilla 2.6.x before 2.6.4 allows remote code execution.

Vanilla before 2.5.5 and 2.6.x before 2.6.2 allows Remote Code Execution because authenticated administrators have a reachable call to unserialize in the Gdn_Format class.

Multiple stored XSS in Vanilla Forums before 2.5 allow remote attackers to inject arbitrary JavaScript code into any message on forum.

In Vanilla before 2.6.4, a flaw exists within the getSingleIndex function of the AddonManager class. The issue results in a require call using a crafted type value, leading to Directory Traversal with File Inclusion. An attacker can leverage this vulnerability to execute code under the context of the web server.

index.php?p=/dashboard/settings/branding in Vanilla 2.6.3 allows stored XSS.