An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS could occur via the title_link field of a Slack attachment.

An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS could occur via the author_link field of a Slack attachment.

An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS attacks could occur against an OAuth 2.0 allow/deny page.

An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS could occur via a goto_location response to a slash command.

An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2. XSS could occur via a channel header.

An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. XSS can occur via OpenGraph data.

An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2. It allows XSS via an uploaded file.

An issue was discovered in Mattermost Server before 3.6.0 and 3.5.2. XSS can occur via a link on an error page.

An issue was discovered in Mattermost Server before 2.2.0. It allows XSS via a crafted link.

An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7. XSS can occur via a link on an error page.

An issue was discovered in Mattermost Server before 3.0.0. It allows XSS via a Legal or Support setting.

An issue was discovered in Mattermost Server before 3.0.0. It allows XSS via a redirect URL.

Mattermost Jira plugin versions shipped with Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to escape user-controlled outputs when generating HTML pages, which allows an attacker to perform reflected cross-site scripting attacks against the users of the Mattermost server.

An issue was discovered in Mattermost Server before 3.5.1. XSS can occur via file preview.

An issue was discovered in Mattermost Server before 2.2.0. It allows XSS because it configures files to be opened in a browser window.

A reflected cross-site scripting vulnerability in the OAuth flow completion endpoints in Mattermost allows an attacker to send AJAX requests on behalf of the victim via sharing a crafted link with a malicious state parameter.

Fixed a bypass for a reflected cross-site scripting vulnerability affecting OAuth-enabled instances of Mattermost.

Mattermost 5.38 and earlier fails to sufficiently sanitize clipboard contents, which allows a user-assisted attacker to inject arbitrary web script in product deployments that explicitly disable the default CSP.

Mattermost version 8.1.6 and earlier fails to sanitize channel mention data in posts, which allows an attacker to inject markup in the web client.

An issue was discovered in Mattermost Server before 3.1.0. It allows XSS because the noreferrer and noopener protection mechanisms were not in place.

An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5, when used as an OAuth 2.0 service provider. It mishandles a deny action for a redirection.

An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows Phishing because an error page can have a link.

An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. E-mail templates can have a field in which HTML content is not neutralized.

An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows an attacker to create a button that, when pressed by a user, launches an API request.

Mattermost fails to properly check a redirect URL parameter allowing for an open redirect was possible when the user clicked "Back to Mattermost" after providing a invalid custom url scheme in /oauth/{service}/mobile_login?redirect_to=

Mattermost versions 10.5.x <= 10.5.9 fail to properly validate redirect URLs which allows attackers to redirect users to malicious sites via crafted OAuth login URLs

Mattermost versions 10.11.x <= 10.11.4 fail to validate redirect URLs on the /error page, which allows an attacker to redirect a victim to a malicious site via a crafted link opened in a new tab.

An issue was discovered in Mattermost Server before 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7. An attacker can spoof a direct-message channel by changing the type of a channel.

An issue was discovered in Mattermost Server before 2.1.0. It allows XSS via CSRF.

Mattermost Desktop App versions <=5.7.0 fail to correctly prompt for permission when opening external URLs which allows a remote attacker to force a victim over the Internet to run arbitrary programs on the victim's system via custom URI schemes.

An issue was discovered in Mattermost Desktop App before 4.4.0. Attackers can open web pages in the desktop application because server redirection is mishandled, aka MMSA-2020-0008.

Mattermost Confluence plugin version <1.7.0 fails to properly escape user-controlled display names in HTML template rendering which allows authenticated Confluence users with malicious display names to execute arbitrary JavaScript in victim browsers via sending a specially crafted OAuth2 connection link that, when visited, renders the attacker's display name without proper sanitization. Mattermost Advisory ID: MMSA-2025-00557

Mattermost 6.3.0 and earlier fails to properly sanitize the HTML content in the email invitation sent to guest users, which allows registered users with special permissions to invite guest users to inject unescaped HTML content in the email invitations.

An issue was discovered in Mattermost Server before 3.1.0. It allows XSS via theme color-code values.

Boards in Mattermost allows an attacker to upload a malicious SVG image file as an attachment to a card and share it using a direct link to the file.

A vulnerability, which was classified as problematic, was found in code-projects E-Commerce Site 1.0. Affected is an unknown function of the file search.php. The manipulation of the argument keyword with the input <video/src=x onerror=alert(document.cookie)> leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-249096.

SquaredUp Dashboard Server SCOM edition before 5.7.1 GA allows XSS (issue 1 of 2).

Cross-site scripting (XSS) vulnerability in prim.htm on the D-Link DI-604 router allows remote attackers to inject arbitrary web script or HTML via the rf parameter.

Cross-site scripting (XSS) vulnerability in the management GUI in Imperva SecureSphere MX Management Server 5.0 allows remote attackers to inject arbitrary web script or HTML via an invalid or prohibited request to a web server protected by SecureSphere, which triggers injection into the "corrective action" section of an alert page.

Querybook is an open source data querying UI. In affected versions user provided data is not escaped in the error field of the auth callback url in `querybook/server/app/auth/oauth_auth.py` and `querybook/server/app/auth/okta_auth.py`. This may allow attackers to perform reflected cross site scripting (XSS) if Content Security Policy (CSP) is not enabled or `unsafe-inline` is allowed. Users are advised to upgrade to the latest, patched version of querybook (version 3.14.2 or greater). Users unable to upgrade may enable CSP and not allow unsafe-inline or manually escape query parameters in a reverse proxy.

A vulnerability has been found in Auto Upload Images up to 3.3.0 and classified as problematic. Affected by this vulnerability is an unknown functionality. The manipulation leads to cross site scripting. The attack can be launched remotely. Upgrading to version 3.3.1 is able to address this issue. The name of the patch is 895770ee93887ec78429c78ffdfb865bee6f9436. It is recommended to upgrade the affected component. The identifier VDB-216481 was assigned to this vulnerability.

EyouCMS <= 1.6.0 was discovered a reflected-XSS in the article attribute editor component in POST value "value" if the value contains a non-integer char.

A vulnerability was found in TOTVS Fluig Platform 1.6.x/1.7.x/1.8.0/1.8.1. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /mobileredir/openApp.jsp of the component mobileredir. The manipulation of the argument redirectUrl/user with the input "><script>alert(document.domain)</script> leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.7.1-231128, 1.8.0-231127 and 1.8.1-231127 is able to address this issue. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-246104.

October CMS through 1.0.431 allows XSS by entering HTML on the Add Posts page.

Cross-site scripting (XSS) vulnerability in WebKit, as used in Apple Safari before 3.1, allows remote attackers to inject arbitrary web script or HTML via a frame that calls a method instance in another frame.

The Members Import plugin for WordPress is vulnerable to Self Cross-Site Scripting via the user_login parameter in an imported CSV file in versions up to, and including, 1.4.2 due to insufficient input sanitization and output escaping. This makes it possible for attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a site's administrator into uploading a CSV file with the malicious payload.

Rockwell Automation was made aware of a vulnerability by a security researcher from Georgia Institute of Technology that the MicroLogix 1100 and 1400 controllers contain a vulnerability that may give an attacker the ability to accomplish remote code execution.  The vulnerability is an unauthenticated stored cross-site scripting vulnerability in the embedded webserver. The payload is transferred to the controller over SNMP and is rendered on the homepage of the embedded website.

A reflected cross-site scripting (XSS) vulnerability is present in an unauthenticated Aruba Instant web interface. An attacker could use this vulnerability to trick an IAP administrator into clicking a link which could then take administrative actions on the Instant cluster, or expose the session cookie for an administrative session. Workaround: Administrators should make sure they log out of the Aruba Instant UI when not actively managing the system, and should use caution clicking links from external sources while logged into the IAP administrative interface. Resolution: Fixed in Aruba Instant 4.2.4.12, 6.5.4.11, 8.3.0.6, and 8.4.0.0

A vulnerability classified as problematic has been found in Opencaching Deutschland oc-server3. This affects an unknown part of the file htdocs/templates2/ocstyle/start.tpl of the component Cookie Handler. The manipulation of the argument usercountryCode leads to cross site scripting. It is possible to initiate the attack remotely. The name of the patch is c720f2777a452186c67ef30db3679dd409556544. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-216171.