XOOPS Core 2.5.8.1 has XSS due to unescaped HTML output of an Install DB failure error message in pagedbsettings.php.
SQL injection vulnerability in XOOPS 2.5.7.2 and other versions before 2.5.8.1 allows remote authenticated administrators to execute arbitrary SQL commands via the url parameter to findusers.php. An example attack uses "into outfile" to create a backdoor program.
Cross-site scripting (XSS) vulnerability in piCal 0.91h and earlier, a module for XOOPS, allows remote attackers to inject arbitrary web script or HTML via the eventid parameter in index.php.
SQL injection vulnerability in print.php in the AM Events (aka Amevents) module 0.22 for XOOPS allows remote attackers to execute arbitrary SQL commands via the id parameter.
SQL injection vulnerability in index.php in the xhresim module in XOOPS allows remote attackers to execute arbitrary SQL commands via the no parameter.
XOOPS 2.0, and possibly earlier versions, allows remote attackers to obtain sensitive information via an invalid xoopsOption parameter, which reveals the installation path in an error message.
Cross-site scripting (XSS) vulnerability in the MytextSanitizer function in XOOPS 1.3.5 through 1.3.9 and XOOPS 2.0 through 2.0.1 allows remote attackers to inject arbitrary web script or HTML via a javascript: URL in an IMG tag.
SQL injection vulnerability in index.php of WebChat 1.5 included in XOOPS 1.0 allows remote attackers to execute arbitrary SQL commands via the roomid parameter.
Cross-site scripting (XSS) vulnerability in the Quizz module for XOOPS 1.0, when allowing on-line question development, allows remote attackers to inject arbitrary web script or HTML via a javascript: URL in the SRC attribute of an IMG tag.
Cross-site scripting (XSS) vulnerability in Xoops 1.0 RC3 allows remote attackers to inject arbitrary web script or HTML via Javascript in an IMG tag when submitting news.
Multiple SQL injection vulnerabilities in the Qas (aka Quas) module for XOOPS Celepar allow remote attackers to execute arbitrary SQL commands via the codigo parameter to (1) aviso.php and (2) imprimir.php, and the (3) codcategoria parameter to categoria.php.
The activation resend function in the Profiles module in XOOPS before 2.4.1 sends activation codes in response to arbitrary activation requests, which allows remote attackers to bypass administrative approval via a request involving activate.php.
Cross-site scripting (XSS) vulnerability in modules/wfdownloads/newlist.php in XOOPS 1.0 allows remote attackers to inject arbitrary web script or HTML via the newdownloadshowdays parameter.
Multiple cross-site scripting (XSS) vulnerabilities in XOOPS 2.3.3 allow remote attackers to inject arbitrary web script or HTML via the (1) op parameter to modules/pm/viewpmsg.php and (2) query string to modules/profile/user.php.
userinfo.php in XOOPS 1.0 RC1 allows remote attackers to obtain sensitive information via a SQL injection attack in the "uid" parameter.
Cross-site scripting (CSS) vulnerabilities in the Private Message System for XOOPS 1.0 RC1 allow remote attackers to execute Javascript on other web clients via (1) the Title field or a Private Message Box or (2) the image field parameter in pmlite.php.
Directory traversal vulnerability in editorregistry.php in XOOPS 2.2.3 allows remote attackers to read or include arbitrary local files via a .. (dot dot) in the xoopsConfig[language] parameter.
Multiple cross-site scripting (XSS) vulnerabilities in XOOPS 2.0.12 JP and earlier, XOOPS 2.0.13.1 and earlier, and 2.2.x up to 2.2.3 RC1 allow remote attackers to inject arbitrary web script or HTML via (1) modules that use "XOOPS Code" and (2) newbb in the forum module.
Multiple cross-site scripting (XSS) vulnerabilities in XOOPS 2.0.11 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) order parameter to edit.php or (2) cid parameter to commentedit.php.
SQL injection vulnerability in the loginUser function in the XMLRPC server in XOOPS 2.0.11 and earlier allows remote attackers to execute arbitrary SQL commands and bypass authentication via crafted values in an XML file, as demonstrated using the blogger.getPost method.
The custom avatar uploading feature (uploader.php) for XOOPS 2.0.9.2 and earlier allows remote attackers to upload arbitrary PHP scripts, whose file extensions are not filtered.
SQL injection vulnerability in edituser.php in Xoops before 2.0.15 allows remote attackers to execute arbitrary SQL commands via the useravatar parameter.
mainfile.php in XOOPS 2.0.13.2 and earlier, when registerglobals is enabled, allows remote attackers to overwrite variables such as $xoopsOption['nocommon'] and conduct directory traversal attacks or include PHP files via (1) xoopsConfig[language] to misc.php or (2) xoopsConfig[themeset] to index.php, as demonstrated by injecting PHP sequences into a log file.
Unspecified vulnerability in the XOOPS uploader class in Xoops 2.0.17.1-RC1 and earlier allows remote attackers to upload arbitrary files via unspecified vectors related to improper upload configuration settings in class/uploader.php and class/mimetypes.inc.php, possibly an incomplete blacklist that omits the .php4 extension.
SQL injection vulnerability in index.php in the WF-Snippets 1.02 and earlier module for XOOPS allows remote attackers to execute arbitrary SQL commands via the c parameter in a cat action.
Multiple SQL injection vulnerabilities in Xoops 2.0.16 allow remote attackers to execute arbitrary SQL commands via (1) the id parameter in kernel/group.php in core, (2) the lid parameter in class/tablebroken.php in the Weblinks module, and other unspecified vectors.
Multiple cross-site scripting (XSS) vulnerabilities in XOOPS before 2.5.5 allow remote attackers to inject arbitrary web script or HTML via the (1) touserid parameter to modules/pm/pmlite.php or the (2) currentfile, (3) imgcatid, or (4) target parameter to class/xoopseditor/tinymce/tinymce/jscripts/tinymce/plugins/xoopsimagemanager/xoopsimagebrowser.php.
XOOPS Core 2.5.8 has a stored URL redirect bypass vulnerability in /modules/profile/index.php because of the URL filter.
XOOPS Core 2.5.8 has stored XSS in imagemanager.php because of missing MIME type validation in htdocs/class/uploader.php.