PYSEC-2026-2060 ydata cross-site scripting

A cross-site scripting XSS vulnerability in versions 3.7.0 or newer of Ydata's ydata-profiling open-source library allows for payloads to be run when a maliocusly crafted report is viewed in the browser...

PYSEC-2026-1126 ansibleguy-webui Cross-site Scripting vulnerability

Impact Multiple forms in version = 0.0.21 References Report GitHub Issue 44...

PYSEC-2026-1688 Nautobot's BANNER_* configuration can be used to inject arbitrary HTML content into Nautobot pages

Impact A Nautobot user with admin privileges can modify the BANNERTOP, BANNERBOTTOM, and BANNERLOGIN configuration settings via the /admin/constance/config/ endpoint. Normally these settings are used to provide custom banner text at the top and bottom of all Nautobot web pages or specifically on...

PYSEC-2026-1686 nautobot has reflected Cross-site Scripting potential in all object list views

Impact It was discovered that due to improper handling and escaping of user-provided query parameters, a maliciously crafted Nautobot URL could potentially be used to execute a Reflected Cross-Site Scripting Reflected XSS attack against users. All filterable object-list views in Nautobot are...

PYSEC-2026-1777 pgAdmin Cross-site Scripting vulnerability in /settings/store API response json payload

pgAdmin = 8.5 is affected by XSS vulnerability in /settings/store API response json payload. This vulnerability allows attackers to execute malicious script at the client end...

PYSEC-2026-1102 aiohttp Cross-site Scripting vulnerability on index pages for static file handling

Summary A XSS vulnerability exists on index pages for static file handling. Details When using web.static..., showindex=True, the resulting index pages do not escape file names. If users can upload files with arbitrary filenames to the static directory, the server is vulnerable to XSS attacks...

PYSEC-2026-1480 Cross site scripting (XSS) in JupyterHub via Self-XSS leveraged by Cookie Tossing

Impact Affected configurations: - Single-origin JupyterHub deployments - JupyterHub deployments with user-controlled applications running on subdomains or peer subdomains of either the Hub or a single-user server. By tricking a user into visiting a malicious subdomain, the attacker can achieve an...

PYSEC-2026-1329 esphome vulnerable to stored Cross-site Scripting in edit configuration file API

Summary Edit configuration file API in dashboard component of ESPHome version 2023.12.9 command line installation and Home Assistant add-on serves unsanitized data with “Content-Type: text/html; charset=UTF-8”, allowing remote authenticated user to inject arbitrary web script and exfiltrate sessi...

PYSEC-2026-1299 Django MarkdownX Cross-Site Scripting (XSS) vulnerability

Cross-Site Scripting XSS vulnerability in the Django MarkdownX project, affecting version 4.0.2. An attacker could store a specially crafted JavaScript payload in the upload functionality due to lack of proper sanitisation of JavaScript elements...

PYSEC-2026-1381 Flask-AppBuilder's OAuth login page subject to Cross Site Scripting (XSS)

Impact A Cross-Site Scripting XSS vulnerability has been discovered on the OAuth login page. An attacker could trick a user to follow a specially crafted URL to the OAuth login page. This URL could inject and execute malicious javascript code that would get executed on the user's browser. Impacte...

PYSEC-2026-1707 JupyterLab vulnerable to SXSS in Markdown Preview

Impact The vulnerability depends on user interaction by opening a malicious notebook with Markdown cells, or Markdown file using JupyterLab preview feature. A malicious user can access any data that the attacked user has access to as well as perform arbitrary requests acting as the attacked user...

PYSEC-2026-1797 Cross-Frame Scripting vulnerability has been found on Plone CMS

A Cross-Frame Scripting vulnerability has been found on Plone CMS affecting version below 6.0.5. An attacker could store a malicious URL to be opened by an administrator and execute a malicios iframe element...

PYSEC-2026-1473 Jinja vulnerable to HTML attribute injection when passing user input as keys to xmlattr filter

The xmlattr filter in affected versions of Jinja accepts keys containing spaces. XML/HTML attributes cannot contain spaces, as each would then be interpreted as a separate attribute. If an application accepts keys as opposed to only values as user input, and renders these in pages that other user...

PYSEC-2026-1190 Apache Superset Cross-site Scripting vulnerability

Improper payload validation and an improper REST API response type, made it possible for an authenticated malicious actor to store malicious code into Chart's metadata, this code could get executed if a user specifically accesses a specific deprecated API endpoint. This issue affects Apache...

Zope vulnerable to Stored Cross Site Scripting with SVG images

ImpactThere is a stored cross site scripting vulnerability for SVG images.Note that an image tag with an SVG image as source is never vulnerable, even when the SVG image contains malicious code. To exploit the vulnerability, an attacker would first need to upload an image, and then trick a user...

PYSEC-2026-2077 Zope vulnerable to Stored Cross Site Scripting with SVG images

Impact There is a stored cross site scripting vulnerability for SVG images. Note that an image tag with an SVG image as source is never vulnerable, even when the SVG image contains malicious code. To exploit the vulnerability, an attacker would first need to upload an image, and then trick a user...

Scancode.io Reflected Cross-Site Scripting (XSS) in license endpoint

SummaryIn the /license/ endpoint, the detailed view key is not properly validated and sanitized, which can result in a potential cross-site scripting XSS vulnerability when attempting to access a detailed license view that does not exist. DetailsIn the /license/ endpoint, the licensedetailsview...

PYSEC-2026-1905 Scancode.io Reflected Cross-Site Scripting (XSS) in license endpoint

Summary In the /license/ endpoint, the detailed view key is not properly validated and sanitized, which can result in a potential cross-site scripting XSS vulnerability when attempting to access a detailed license view that does not exist. Details In the /license/ endpoint, the licensedetailsview...

PYSEC-2026-1499 Kiwi TCMS's misconfigured HTTP headers allow stored XSS execution with Firefox

Impact Kiwi TCMS allows users to upload attachments to test plans, test cases, etc. Earlier versions of Kiwi TCMS had introduced changes which were meant to serve all uploaded files as plain text in order to prevent browsers from executing potentially dangerous files when such files are accessed...

PYSEC-2026-1495 kiwitcms vulnerable to stored cross-site scripting via unrestricted file upload

Impact Kiwi TCMS allows users to upload attachments to test plans, test cases, etc. Earlier versions of Kiwi TCMS had introduced upload validators in order to prevent potentially dangerous files from being uploaded and Content-Security-Policy definition to prevent cross-site-scripting attacks. Th...