Chamilo 1.9.4 has XSS due to improper validation of user-supplied input by the chat.php script.

Cross-site scripting (XSS) vulnerability in main/dropbox/index.php in Chamilo LMS before 1.8.8.6 allows remote attackers to inject arbitrary web script or HTML via the category_name parameter in an addsentcategory action.

Chamilo 1.11.14 allows stored XSS via main/install/index.php and main/install/ajax.php through the port parameter.

Unrestricted file upload in big file upload functionality in `/main/inc/lib/javascript/bigupload/inc/bigUpload.php` in Chamilo LMS <= v1.11.24 allows unauthenticated attackers to perform stored cross-site scripting attacks and obtain remote code execution via uploading of web shell.

chamilo-lms v1.11.14 is affected by a Cross Site Scripting (XSS) vulnerability in /plugin/jcapture/applet.php if an attacker passes a message hex2bin in the cookie.

Chamilo Chamilo-lms version 1.11.8 and earlier contains a Cross Site Scripting (XSS) vulnerability in main/messages/new_message.php, main/social/personal_data.php, main/inc/lib/TicketManager.php, main/ticket/ticket_details.php that can result in a message being sent to the Administrator with the XSS to steal cookies. A ticket can be created with a XSS payload in the subject field. This attack appears to be exploitable via <svg/onload=alert(1)> as the payload user on the Subject field. This makes it possible to obtain the cookies of all users that have permission to view the tickets. This vulnerability appears to have been fixed in 1.11.x after commit 33e2692a37b5b6340cf5bec1a84e541460983c03.

A Chamilo LMS 1.11.14 reflected XSS vulnerability exists in main/social/search.php=q URI (social network search feature).

A reflected cross-site scripting (XSS) vulnerability in Chamilo LMS v1.11.13 allows attackers to execute arbitrary web scripts or HTML via user interaction with a crafted URL.

Chamilo LMS v1.11.13 was discovered to contain a cross-site scripting (XSS) vulnerability via the component /blog/blog.php.

Chamilo 1.9.4 has Multiple XSS and HTML Injection Vulnerabilities: blog.php and announcements.php.

Cross Site Scripting vulnerability found in Chamilo Lms v.1.11.18 allows a local attacker to execute arbitrary code via the skills wheel parameter.

Chamilo v1.11.x up to v1.11.18 was discovered to contain a cross-site scripting (XSS) vulnerability via the /feedback/comment field.

Chamilo 1.11.14 allows XSS via a main/calendar/agenda_list.php?type= URI.

A Stored Cross-Site Scripting (XSS) Vulnerability in Chamilo LMS 1.11.26 allows a remote attacker to execute arbitrary JavaScript in a web browser by including a malicious payload in the 'content' parameter of 'group_topics.php'.

Chamilo LMS through 1.9.10.2 allows a link_goto.php?link_url= open redirect, a related issue to CVE-2015-5503.

Cross Site Scripting vulnerability in Chamilo LMS v.1.11.26 allows an attacker to execute arbitrary code via the svkey parameter of the storageapi.php file.

A user without privileges in Chamilo LMS 1.11.14 can send an invitation message to another user, e.g., the administrator, through main/social/search.php, main/inc/lib/social.lib.php and steal cookies or execute arbitrary code on the administration side via a stored XSS vulnerability via social network the send invitation feature.

Cross Site Scripting vulnerability in Chamilo LMS v.1.11.26 allows a remote attacker to escalate privileges via a crafted script to the filename parameter of the new_ticket.php component.

Cross Site Scripting vulnerability in Chamilo LMS v.1.11.26 allows a remote attacker to escalate privileges via a crafted script to the filename parameter of the home.php component.

Chamilo 1.11.x up to 1.11.20 allows users with an admin privilege account to insert XSS in the languages management section.

Chamilo 1.11.x up to 1.11.20 allows users with admin privilege account to insert XSS in the extra fields management section.

Cross Site Scripting vulnerability found in Chamilo Lms v.1.11.18 allows a local attacker to execute arbitrary code via the forum title parameter.

Cross Site Scripting vulnerability found in Chamilo Lms v.1.11.18 allows a local authenticated attacker to execute arbitrary code via the homepage function.

Cross Site Scripting vulnerability found in Chamilo Lms v.1.11.18 allows a local attacker to execute arbitrary code via the resource sequencing parameters.

Cross Site Scripting vulnerability found in Chamilo Lms v.1.11.18 allows a local attacker to execute arbitrary code via a crafted payload to the personal notes function.

A stored cross-site scripting (XSS) vulnerability allows attackers to execute arbitrary web scripts or HTML via a crafted payload in the course "Title" and "Content" fields.

Chamilo LMS version 1.11.8 contains XSS in main/social/group_view.php in the social groups tool, allowing authenticated users to affect other users, under specific conditions of permissions granted by administrators. This is considered "low risk" due to the nature of the feature it exploits.

Chamilo LMS version 1.11.8 contains XSS in main/template/default/admin/gradebook_list.tpl in the gradebook dependencies tool, allowing authenticated users to affect other users, under specific conditions of permissions granted by administrators. This is considered "low risk" due to the nature of the feature it exploits.

Chamilo 1.11.x up to 1.11.20 allows users with admin privilege account to insert XSS in the course categories' definition.

Cross Site Scripting vulnerability found in Chamilo Lms v.1.11.18 allows a local attacker to execute arbitrary code via the system annnouncements parameter.

Cross Site Scripting vulnerability found in Chamilo Lms v.1.11.18 allows a local attacker to execute arbitrary code via the skype and linedin_url parameters.

Cross Site Scripting vulnerability found in Chamilo Lms v.1.11.18 allows a local attacker to execute arbitrary code via the course category parameters.

Chamilo 1.11.x up to 1.11.20 allows users with admin privilege account to insert XSS in the skills wheel.

Chamilo 1.11.x up to 1.11.20 allows users with admin privilege account to insert XSS in the classes/usergroups management section.

Chamilo 1.11.x up to 1.11.20 allows users with admin privilege account to insert XSS in the session category management section.

Cross Site Scripting vulnerability found in Chamilo Lms v.1.11.18 allows a local attacker to execute arbitrary code via a crafted payload to the My Progress function.

Chamilo 1.11.x up to 1.11.20 allows users with admin privilege account to insert XSS in the careers & promotions management section.

The Sophos Web Appliance before 4.3.2 has XSS in the FTP redirect page, aka NSWA-1342.

The WP Ajax Contact Form WordPress plugin through 2.2.2 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against admin users

Quectel UC20 UMTS/HSPA+ UC20 6.3.14 is affected by a Cross Site Scripting (XSS) vulnerability.

Rukovoditel before 2.4.1 allows XSS.

Script afGdStream.php in AdmirorFrames Joomla! extension doesn’t specify a content type and as a result default (text/html) is used. An attacker may embed HTML tags directly in image data which is rendered by a webpage as HTML. This issue affects AdmirorFrames: before 5.0.

app/Core/Paginator.php in Kanboard before 1.2.8 has XSS in pagination sorting.

Cross-site scripting (XSS) vulnerability in HP Business Availability Center (BAC) 8.06 and earlier allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Microsoft Exchange Server 2016 allows an elevation of privilege vulnerability when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests, aka "Microsoft Exchange Cross-Site Scripting Vulnerability."

A Cross-Site Scripting (XSS) vulnerability exists in the reorder administrator functions in sNews 1.71.

A Cross Site Scripting vulnerability in CloudClassroom-PHP Project v1.0 allows a remote attacker to execute arbitrary code via the exid parameter of the assessment function.

In Moodle 3.x, XSS can occur via attachments to evidence of prior learning.

Cross site scripting (XSS) vulnerability in the Spiffy Calendar plugin before 3.3.0 for WordPress allows remote attackers to inject arbitrary JavaScript via the yr parameter.

Cross-site scripting (XSS) vulnerability in HP SiteScope 9.54, 10.13, 11.01, and 11.1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.