A vulnerability, which was classified as problematic, has been found in phpBB up to 3.3.10. This issue affects the function main of the file phpBB/includes/acp/acpicons.php of the component Smiley Pack Handler. The manipulation of the argument pack leads to cross site scripting. The attack may be initiated remotely. Upgrading to version 3.3.11 is able to address this issue. The patch is named ccf6e6c255d38692d72fcb613b113e6eaa240aac. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-244307.

The fulltext search component in phpBB before 3.2.6 allows Denial of Service.

phpBB version 3.2.0 is vulnerable to SSRF in the Remote Avatar function resulting allowing an attacker to perform port scanning, requesting internal content and potentially attacking such internal services via the web application.

phpBB 2.0.23 includes the session ID in a request to modcp.php when the moderator or administrator closes a thread, which allows remote attackers to hijack the session via a post in the thread containing a URL to a remotely hosted image, which might include the session ID in the Referer header.

The search function in phpBB 2.x provides a searchid value that leaks the state of PHP's PRNG, which allows remote attackers to obtain potentially sensitive information, as demonstrated by a cross-application attack against WordPress, a different vulnerability than CVE-2006-0632.

Unspecified vulnerability in phpBB before 3.0.1 has unknown impact and attack vectors related to "urls gone through redirect() being used within loginbox()."

Multiple unspecified vulnerabilities in phpBB before 3.0.1 have unknown impact and attack vectors, related to "two minor security-related bugs."

SQL injection vulnerability in filebase.php in the Filebase mod for phpBB allows remote attackers to execute arbitrary SQL commands via the id parameter.

Cross-site request forgery (CSRF) vulnerability in privmsg.php in phpBB 2.0.22 allows remote attackers to delete private messages (PM) as arbitrary users via a deleteall action.

SQL injection vulnerability in root/includes/primequickstyle.php in the Prime Quick Style addon before 1.2.3 for phpBB 3 allows remote authenticated users to execute arbitrary SQL commands via the primequickstyle parameter to ucp.php.

Open redirect vulnerability in phpBB before 3.0.14 and 3.1.x before 3.1.4 allows remote attackers to redirect users of Google Chrome to arbitrary web sites and conduct phishing attacks via unspecified vectors.

The messageoptions function in includes/ucp/ucppmoptions.php in phpBB before 3.0.13 does not properly validate the form key, which allows remote attackers to conduct CSRF attacks and change the full folder setting via unspecified vectors.

Cross-site scripting (XSS) vulnerability in includes/startup.php in phpBB before 3.0.13 allows remote attackers to inject arbitrary web script or HTML via vectors related to "Relative Path Overwrite."

phpBB 3.2.7 allows adding an arbitrary Cascading Style Sheets (CSS) token sequence to a page through BBCode.

Missing form token validation in phpBB 3.2.7 allows CSRF in deleting post attachments.

phpBB version 3.2.7 allows the stealing of an Administration Control Panel session id by leveraging CSRF in the Remote Avatar feature. The CSRF Token Hijacking leads to stored XSS

Server side request forgery (SSRF) in phpBB before 3.2.6 allows checking for the existence of files and services on the local network of the host through the remote avatar upload function.

A vulnerability exists in phpBB <v3.2.10 and <v3.3.1 which allowed remote image dimensions check to be used to SSRF.