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 10.11.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 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, when used as an OAuth 2.0 service provider. It mishandles a deny action for a redirection.

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 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.

Mattermost 6.0 and earlier fails to sufficiently validate the email address during registration, which allows attackers to trick users into signing up using attacker-controlled email addresses via crafted invitation token.

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

Mattermost 6.4.x and earlier fails to properly invalidate pending email invitations when the action is performed from the system console, which allows accidentally invited users to join the workspace and access information from the public teams and channels.

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.

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

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.

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 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 4.0.0, 3.10.2, and 3.9.2. XSS could occur via a channel header.

An issue was discovered in Mattermost Server before 4.2.0, 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. XSS can occur via OpenGraph data.

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

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.

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 3.1.0. It allows XSS because the noreferrer and noopener protection mechanisms were not in place.

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.

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.

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 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 could occur via a goto_location response to a slash command.

An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. Display names allow XSS.

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.

Mattermost Desktop App fails to validate a mattermost server redirection and navigates to an arbitrary website

Mattermost versions 10.10.x <= 10.10.1, 10.5.x <= 10.5.9, 10.9.x <= 10.9.4 fail to validate the redirect_to parameter, allowing an attacker to craft a malicious link that, once a user authenticates with their SAML provider, could post the user’s cookies to an attacker-controlled URL.

SuiteCRM through 7.11.13 has an Open Redirect in the Documents module via a crafted SVG document.

Open redirect vulnerability in Joomla! CMS 3.0.0 through 3.4.1.

Frappe is a full-stack web application framework. Prior to 15.26.0 and 14.74.0, the login page accepts redirect argument and it allowed redirect to untrusted external URls. This behaviour can be used by malicious actors for phishing. This vulnerability is fixed in 15.26.0 and 14.74.0.

A vulnerability was found in Sanluan PublicCMS up to 5.202506.a. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file publiccms-parent/publiccms/src/main/resources/templates/admin/cmsDiy/preview.html. The manipulation of the argument url leads to open redirect. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The patch is named c1e79f124e3f4c458315d908ed7dee06f9f12a76/f1af17af004ca9345c6fe4d5936d87d008d26e75. It is recommended to apply a patch to fix this issue.

Open redirect vulnerability in Access analysis CGI An-Analyzer released in 2023 December 31 and earlier allows a remote unauthenticated attacker to redirect users to arbitrary websites and conduct phishing attacks via a specially crafted URL.

A vulnerability has been found in atjiu pybbs up to 6.0.0 and classified as problematic. This vulnerability affects the function changeLanguage of the file src/main/java/co/yiiu/pybbs/controller/front/IndexController.java. The manipulation of the argument referer leads to open redirect. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is identified as edb14ff13e9e05394960ba46c3d31d844ff2deac. It is recommended to apply a patch to fix this issue.

Next.js versions >=9.5.0 and <9.5.4 are vulnerable to an Open Redirect. Specially encoded paths could be used with the trailing slash redirect to allow an open redirect to occur to an external site. In general, this redirect does not directly harm users although can allow for phishing attacks by redirecting to an attackers domain from a trusted domain. The issue is fixed in version 9.5.4.

A vulnerability, which was classified as problematic, was found in KoaJS Koa up to 3.0.0. Affected is the function back in the library lib/response.js of the component HTTP Header Handler. The manipulation of the argument Referrer leads to open redirect. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Open redirect vulnerability in DENSHI NYUSATSU CORE SYSTEM v6 R4 and earlier allows a remote unauthenticated attacker to redirect a user to an arbitrary web site and conduct a phishing attack by having a user to access a specially crafted URL.

Open Redirect in Harbor  <=v2.8.4, <=v2.9.2, and <=v2.10.0 may redirect a user to a malicious site.

Open Redirect in GitHub repository ikus060/rdiffweb prior to 2.5.4.

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Apache Software Foundation Apache Helix UI component.This issue affects Apache Helix all releases from 0.8.0 to 1.0.4. Solution: removed the the forward component since it was improper designed for UI embedding.  User please upgrade to 1.1.0 to fix this issue.

A vulnerability, which was classified as problematic, has been found in Sanluan PublicCMS up to 5.202506.a. This issue affects some unknown processing of the file publiccms-parent/publiccms/src/main/webapp/resource/plugins/pdfjs/viewer.html. The manipulation of the argument File leads to open redirect. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is named f1af17af004ca9345c6fe4d5936d87d008d26e75. It is recommended to apply a patch to fix this issue.

Vulnerability in the JD Edwards EnterpriseOne Tools product of Oracle JD Edwards (component: Web Runtime SEC). Supported versions that are affected are Prior to 9.2.9.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise JD Edwards EnterpriseOne Tools. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in JD Edwards EnterpriseOne Tools, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of JD Edwards EnterpriseOne Tools accessible data as well as unauthorized read access to a subset of JD Edwards EnterpriseOne Tools accessible data. CVSS 3.1 Base Score 6.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N).

Jenkins Google Login Plugin 1.4 through 1.6 (both inclusive) improperly determines that a redirect URL after login is legitimately pointing to Jenkins.

There exists an open redirect within the response list update functionality of ServiceNow. This allows attackers to redirect users to arbitrary domains when clicking on a URL within a service-now domain.

SquaredUp Dashboard Server SCOM edition before 5.7.1 GA allows open redirection. (The issue was originally found in 5.5.1 GA.)