CVE-2026-58228

Summary: CVE-2026-58228 affects phoenix_live_view (Phoenix.LiveView.Utils) and enables XSS via due to scheme validation bypass. The root cause is the internal uri_scheme/1 helper in Phoenix.LiveView.Utils that only detects schemes when the first byte is an ASCII letter; inputs starting with ASCI...

EEF-CVE-2026-58228 Scheme validation bypass in Phoenix.LiveView.Utils leads to XSS via <.link>

Summary Cross-site scripting vulnerability in phoenixframework phoenix\live\view allows an attacker to bypass URL scheme validation and execute JavaScript in a victim's browser session. The Phoenix.LiveView.Utils.valid\destination!/2 and Phoenix.LiveView.Utils.valid\live\navigation\destination!/2...

CVE-2026-58228 Scheme validation bypass in Phoenix.LiveView.Utils leads to XSS via <.link>

Cross-site scripting vulnerability in phoenixframework phoenixliveview allows an attacker to bypass URL scheme validation and execute JavaScript in a victim's browser session. The Phoenix.LiveView.Utils.validdestination!/2 and Phoenix.LiveView.Utils.validlivenavigationdestination!/2 functions in...

CVE-2026-61505 Rejetto HFS < 3.2.1 Limited File Disclosure via Path Traversal in lang Parameter

Rejetto HFS 3.0.0 through 3.2.0 allows path traversal through the lang query parameter, permitting a remote unauthenticated attacker to read certain JSON files outside the shared folders. Exploitation is constrained to files matching a narrow naming and format pattern, limiting practical impact...

PYSEC-2026-2614 `lxml_html_clean.Cleaner` does not strip `javascript:` URLs from namespaced URL attributes

lxmlhtmlclean.Cleaner does not strip javascript: URLs from namespaced URL attributes xlink:href Reporter: Guillem Lefait · Date: 2026-05-10 Affected: lxml ≤ 6.1.0 and lxmlhtmlclean ≤ 0.4.4 latest stable Confirmed against: lxml 6.1.0 + lxmlhtmlclean 0.4.4 on Python 3.13.5, 3.14.4, and 3.15.0a8...

PYSEC-2026-2716 Open WebUI vulnerable to stored XSS via unescaped markdown token in MarkdownTokens.svelte leading to full account takeover and RCE via functions

Summary A vulnerability in the way certain html tags in chat messages are rendered allows attackers to inject JavaScript code into a chat transcript. The JavaScript code will be executed in the user's browser every time that chat transcript is opened, allowing attackers to retrieve the user's...

PYSEC-2026-2713 Open WebUI allows limited stored XSS vila uploaded html file

Summary Low privileged users can upload HTML files which contain JavaScript code via the /api/v1/files/ backend endpoint. This endpoint returns a file id, which can be used to open the file in the browser and trigger the JavaScript code in the user's browser. Under the default settings, files...

Open WebUI allows limited stored XSS vila uploaded html file

SummaryLow privileged users can upload HTML files which contain JavaScript code via the /api/v1/files/ backend endpoint. This endpoint returns a file id, which can be used to open the file in the browser and trigger the JavaScript code in the user's browser. Under the default settings, files...

PYSEC-2026-2860 pdfkit: Path traversal in from_string

In JazzCore python-pdfkit 1.0.0, the fromstring method enables the execution of JavaScript code within the context of the server application and the exfiltration of local files...

PYSEC-2026-2619 marimo contains a reflected cross-site scripting vulnerability in the notebook page

marimo before 0.23.9 contains a reflected cross-site scripting vulnerability in the notebook page that allows unauthenticated attackers to inject arbitrary JavaScript by exploiting improper escaping of single quotes in the file query parameter reflected into an inline JavaScript string literal...

PYSEC-2026-2759 Open WebUI: Stored XSS in Mermaid Markdown Preview

Summary Open WebUI renders Mermaid blocks from Markdown files in the file preview panel and inserts the generated SVG into the DOM using innerHTML. Because Mermaid is configured with securityLevel: 'loose', attacker-controlled Mermaid content can be rendered unsafely in this flow. A working paylo...

PYSEC-2026-2618 malla: Stored XSS via Meshtastic node names in multiple frontend pages

Node names longname, shortname received via MQTT are stored in SQLite without sanitization and rendered into the DOM without escaping. Any participant on a public Meshtastic MQTT broker can set a malicious node name that executes JavaScript in the browser of every Malla dashboard visitor. Affecte...

PYSEC-2026-2470 ethyca-fides has a DOM-based XSS vulnerability in fides.js via fides_description override

Summary fides.js is the script that renders Fides's consent banner on customer websites. It lets the embedding page override the banner's description text at runtime via a URL query parameter, a JavaScript global, or a cookie. On sites that have opted into HTML-formatted descriptions, the...

PYSEC-2026-2583 LangSmith SDK: Streaming token events bypass output redaction

Summary The LangSmith SDK's output redaction controls hideOutputs in JS, hideoutputs in Python do not apply to streaming token events. When an LLM run produces streaming output, each chunk is recorded as a newtoken event containing the raw token value. These events bypass the redaction pipeline...

PYSEC-2026-3029 Stored XSS in PySpector HTML Report Generation leads to Javascript Code Execution

Summary PySpector versions = 0.1.6 are affected by a stored Cross-Site Scripting XSS vulnerability in the HTML report generator. When PySpector scans a Python file containing JavaScript payloads i.e. inside a string passed to eval , the flagged code snippet is interpolated into the HTML report...

PYSEC-2026-3058 Rucio WebUI Vulnerable to Stored Cross-site Scripting (XSS) through Custom Rule Function

Summary A stored Cross-site Scripting XSS vulnerability was identified in the Custom Rules function of the WebUI where attacker-controlled input is persisted by the backend and later rendered in the WebUI without proper output encoding. This allows arbitrary JavaScript execution in the context of...

PYSEC-2026-2499 Google Cloud Vertex AI SDK affected by Stored Cross-Site Scripting (XSS)

Stored Cross-Site Scripting XSS in the genai/evalsvisualization component of Google Cloud Vertex AI SDK google-cloud-aiplatform versions from 1.98.0 up to but not including 1.131.0 allows an unauthenticated remote attacker to execute arbitrary JavaScript in a victim's Jupyter or Colab environment...

PYSEC-2026-2628 MCP Run Python has a Sandbox Escape & Server Takeover Vulnerability

Impact Critical Sandbox Escape & Server Takeover: A critical security vulnerability exists in mcp-run-python due to a lack of isolation between the Python runtime Pyodide and the host JavaScript environment. The runPython and runPythonAsync functions execute Python code using Pyodide without...

MAL-2026-10450 Malicious code in font-hub (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 3df3dbd8669e4658a00a698bd8bd233d4c07de13b0f0e5533ca0d456b2ea3cf1 index.js exports a getPlugin function that performs an HTTPS request to https://svganchordev.net/icons/ and passes the response's credits field into...

MAL-2026-10446 Malicious code in react-markable-table (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector da0db97919f41757fe4bcdc456d52ec0ecfbb89741438e5805a7bf5188b022c5 [email protected] is a typosquat of markdown-table declared repo field wooorm/markdown-table. package.json declares a preinstall hook that...