VYPR

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

BaseStableLikelihood: High

Description

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Hierarchy (View 1000)

Related attack patterns (CAPEC)

CAPEC-209 · CAPEC-588 · CAPEC-591 · CAPEC-592 · CAPEC-63 · CAPEC-85

CVEs mapped to this weakness (19,212)

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CVESevRiskCVSSEPSSKEVPublishedDescription
CVE-2024-51757Cri0.540.01Nov 6, 2024happy-dom is a JavaScript implementation of a web browser without its graphical user interface. Versions of happy-dom prior to 15.10.2 may execute code on the host via a script tag. This would execute code in the user context of happy-dom. Users are advised to upgrade to version 15.10.2. There are no known workarounds for this vulnerability.
CVE-2024-3576Hig0.548.30.00May 6, 2024The NPort 5100A Series firmware version v1.6 and prior versions are affected by web server XSS vulnerability. The vulnerability is caused by not correctly neutralizing user-controllable input before placing it in output. Malicious users may use the vulnerability to get sensitive information and escalate privileges.
CVE-2024-3323Hig0.548.30.00Apr 17, 2024Cross Site Scripting in UI Request/Response Validation in TIBCO JasperReports Server 8.0.4 and 8.2.0 allows allows for the injection of malicious executable scripts into the code of a trusted application that may lead to stealing the user's active session cookie via sending malicious link, enticing the user to interact.
CVE-2024-22397Hig0.548.30.00Mar 14, 2024Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in the SonicOS SSLVPN portal allows a remote authenticated attacker as a firewall 'admin' user to store and execute arbitrary JavaScript code.
CVE-2023-0084Hig0.547.20.48Mar 2, 2023The Metform Elementor Contact Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via text areas on forms in versions up to, and including, 3.1.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page, which is the submissions page.
CVE-2026-45665Hig0.538.10.00May 15, 2026Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.0, a Stored Cross-Site Scripting (XSS) vulnerability exists in the Banner component due to an improper sanitization order (specifically, DOMPurify is executed before the marked library). This vulnerability allows a compromised or malicious administrator to plant a malicious payload in the global banner. Crucially, this vector enables Privilege Escalation, as the malicious banner is rendered for all users, including the Super Admin (Primary Admin). Consequently, the payload successfully bypasses the existing security mechanism. An attacker can leverage this to steal the Super Admin's session token This vulnerability is fixed in 0.8.0.
CVE-2026-43938Hig0.538.10.00May 12, 2026YetAnotherForum.NET (YAF.NET) is a C# ASP.NET forum. Prior to 4.0.5 and 3.2.12, the application's database logger (YAFNET.Core/Logger/DbLogger.cs) captures the incoming request's User-Agent header into a JObject, serializes it with JsonConvert, and stores the result in the EventLog.Description column whenever an event (e.g., an unhandled exception) is logged. The admin event-log page (YetAnotherForum.NET/Pages/Admin/EventLog.cshtml.cs) later deserializes that JSON in FormatStackTrace() and interpolates the UserAgent value directly into an HTML string with no encoding, and the Razor view EventLog.cshtml emits the result through @Html.Raw. This vulnerability is fixed in 4.0.5 and 3.2.12.
CVE-2026-39344Hig0.538.10.00Apr 7, 2026ChurchCRM is an open-source church management system. Prior to 7.1.0, there is a Reflected Cross-Site Scripting (XSS) vulnerability on the login page, which is caused by the lack of sanitization or encoding of the username parameter received from the URL. The username parameter value is directly displayed in the login page input element without filter, allowing attackers to insert malicious JavaScript scripts. If successful, script can be executed on the client side, potentially stealing sensitive data such as session cookies or replacing the display to show the attacker's login form. This vulnerability is fixed in 7.1.0.
CVE-2019-25676Hig0.538.20.00Apr 5, 2026Ask Expert Script 3.0.5 contains cross-site scripting and SQL injection vulnerabilities that allow unauthenticated attackers to inject malicious code by manipulating URL parameters. Attackers can inject script tags through the cateid parameter in categorysearch.php or SQL code through the view parameter in list-details.php to execute arbitrary code or extract database information.
CVE-2026-33979Hig0.538.20.00Mar 27, 2026Express XSS Sanitizer is Express 4.x and 5.x middleware which sanitizes user input data (in req.body, req.query, req.headers and req.params) to prevent Cross Site Scripting (XSS) attack. A vulnerability has been identified in versions prior to 2.0.2 where restrictive sanitization configurations are silently ignored. In version 2.0.2, the validation logic has been updated to respect explicitly provided empty configurations. Now, if allowedTags or allowedAttributes are provided (even if empty), they are passed directly to sanitize-html without being overridden.
CVE-2026-34375Hig0.538.20.00Mar 27, 2026WWBN AVideo is an open source video platform. In versions up to and including 26.0, the YPTWallet Stripe payment confirmation page directly echoes the `$_REQUEST['plugin']` parameter into a JavaScript block without any encoding or sanitization. The `plugin` parameter is not included in any of the framework's input filter lists defined in `security.php`, so it passes through completely raw. An attacker can inject arbitrary JavaScript by crafting a malicious URL and sending it to a victim user. The same script block also outputs the current user's username and password hash via `User::getUserName()` and `User::getUserPass()`, meaning a successful XSS exploitation can immediately exfiltrate these credentials. Commit fa0bc102493a15d79fe03f86c07ab7ca1b5b63e2 fixes the issue.
CVE-2026-1953Hig0.530.00Feb 5, 2026Nukegraphic CMS v3.1.2 contains a stored cross-site scripting (XSS) vulnerability in the user profile edit functionality at /ngc-cms/user-edit-profile.php. The application fails to properly sanitize user input in the name field before storing it in the database and rendering it across multiple CMS pages. An authenticated attacker with low privileges can inject malicious JavaScript payloads through the profile edit request, which are then executed site-wide whenever the affected user's name is displayed. This allows the attacker to execute arbitrary JavaScript in the context of other users' sessions, potentially leading to session hijacking, credential theft, or unauthorized actions performed on behalf of victims.
CVE-2025-66444Hig0.538.20.00Dec 24, 2025Cross-site Scripting vulnerability in Hitachi Infrastructure Analytics Advisor (Data Center Analytics component) and Hitachi Ops Center Analyzer (Hitachi Ops Center Analyzer detail view component).This issue affects Hitachi Infrastructure Analytics Advisor:; Hitachi Ops Center Analyzer: from 10.0.0-00 before 11.0.5-00.
CVE-2025-14202Hig0.530.00Dec 18, 2025A vulnerability in the file upload at bookmark + asset rendering pipeline allows an attacker to upload a malicious SVG file with JavaScript content. When an authenticated admin user views the SVG file with embedded JavaScript code of shared bookmark, JavaScript executes in the admin’s browser, retrieves the CSRF token, and sends a request to change the admin's password resulting in a full account takeover.
CVE-2025-13614Hig0.538.10.00Dec 5, 2025The Cool Tag Cloud plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'cool_tag_cloud' shortcode in all versions up to, and including, 2.29 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CVE-2025-0248Hig0.538.10.00Nov 25, 2025HCL iNotes is susceptible to a Reflected Cross-site Scripting (XSS) vulnerability caused by improper validation of user-supplied input. A remote, unauthenticated attacker can specially craft a URL to execute script in a victim's Web browser within the security context of the hosting Web site and/or steal the victim's cookie-based authentication credentials.
CVE-2025-59840Hig0.538.10.00Nov 13, 2025Vega is a visualization grammar, a declarative format for creating, saving, and sharing interactive visualization designs. In Vega prior to version 6.2.0, applications meeting 2 conditions are at risk of arbitrary JavaScript code execution, even if "safe mode" expressionInterpreter is used. They are vulnerable if they use `vega` in an application that attaches `vega` library and a `vega.View` instance similar to the Vega Editor to the global `window` and if they allow user-defined Vega `JSON` definitions (vs JSON that was is only provided through source code). Patches are available in the following Vega applications. If using the latest Vega line (6.x), upgrade to `vega` `6.2.0` / `vega-expression` `6.1.0` / `vega-interpreter` `2.2.1` (if using AST evaluator mode). If using Vega in a non-ESM environment, upgrade to `vega-expression` `5.2.1` / `1.2.1` (if using AST evaluator mode). Some workarounds are available. Do not attach `vega` View instances to global variables, and do not attach `vega` to the global window. These practices of attaching the vega library and View instances may be convenient for debugging, but should not be used in production or in any situation where vega/vega-lite definitions could be provided by untrusted parties.
CVE-2025-62716Hig0.538.10.00Oct 24, 2025Plane is open-source project management software. Prior to version 1.1.0, an open redirect vulnerability in the ?next_path query parameter allows attackers to supply arbitrary schemes (e.g., javascript:) that are passed directly to router.push. This results in a cross-site scripting (XSS) vulnerability, enabling attackers to execute arbitrary JavaScript in the victim’s browser. The issue can be exploited without authentication and has severe impact, including information disclosure, and privilege escalation and modifications of administrative settings. This issue has been patched in version 1.1.0.
CVE-2025-49552Hig0.538.10.00Oct 14, 2025Adobe Connect versions 12.9 and earlier are affected by a DOM-based Cross-Site Scripting (XSS) vulnerability that could be exploited by a high-privileged attacker to execute malicious scripts in a victim's browser. Exploitation of this issue requires user interaction in that a victim must navigate to a crafted web page. A successful attacker can abuse this to achieve session takeover, increasing the confidentiality and integrity impact as high. Scope is changed.
CVE-2025-57483Hig0.538.10.00Sep 29, 2025A reflected cross-site scripting (XSS) vulnerability in tawk.to chatbox widget v4 allows attackers to execute arbitrary Javascript in the context of the user's browser via injecting a crafted payload into the vulnerable parameter.