RLSA-2026:42088 Important: webkit2gtk3 security update

WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fixes: Mozilla: Arbitrary JavaScript execution in PDF.js CVE-2024-4367 webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash CVE-2026-39872 webkitgtk: webkitgtk:...

GHSA-QFRW-5RXM-MHH2 Mistune renderers/html.safe_url: HARMFUL_PROTOCOLS list misses legacy and chained schemes that historically chain to `javascript:` execution

Summary Type: URL-scheme allowlist gap. The safeurl filter only blocks the four schemes javascript:, vbscript:, file:, data:. Several other schemes are accepted into rendered and tags despite being known XSS vectors in legacy or chain-handling browsers. The same gap applies to direct links,...

Mozilla: Arbitrary JavaScript execution in PDF.js

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as follows: A type check was missing when handling fonts in PDF.js, which would allow arbitrary JavaScript execution in the PDF.js context...

Important: Red Hat Security Advisory: webkit2gtk3 security update

An update for webkit2gtk3 is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability fr...

Mozilla: Arbitrary JavaScript execution in PDF.js

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as follows: A type check was missing when handling fonts in PDF.js, which would allow arbitrary JavaScript execution in the PDF.js context...

Important: webkit2gtk3 security update

WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fixes: Mozilla: Arbitrary JavaScript execution in PDF.js CVE-2024-4367 webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash CVE-2026-39872 webkitgtk: webkitgtk:...

EUVD-2026-45401

A stored cross-site scripting XSS vulnerability exists in the POST /api/prompts/share endpoint of parisneo/lollms latest version. The endpoint stores attacker-controlled promptcontent into DBDirectMessage.content without server-side sanitization. When a victim opens the direct message DM thread,...

CVE-2026-12228

The CVE describes a stored XSS in parisneo/lollms via POST /api/prompts/share where attacker-controlled prompt_content is saved to DBDirectMessage.content and later rendered with v-html in the DM UI. The frontend regex-based sanitizer fails to fully sanitize HTML, enabling malicious payloads to r...

Code Injection

@prompty/core is vulnerable to Code Injection. The vulnerability is due to the use of gray-matter with executable JavaScript frontmatter enabled, which allows an attacker to execute arbitrary JavaScript by supplying a malicious .prompty file...

PT-2026-60988

Name of the Vulnerable Software and Affected Versions parisneo/lollms affected versions not specified Description A stored cross-site scripting XSS issue exists in the POST /api/prompts/share endpoint. The system stores the prompt content variable into DBDirectMessage.content without server-side...

EUVD-2026-45238

Shopware is an open commerce platform. Prior to 6.6.10.18 and 6.7.10.1, SVG files are in the allowedextensions whitelist in src/Core/Framework/Resources/config/packages/shopware.yaml and can be uploaded via the media manager without SVG content sanitization in the upload pipeline from...

GHSA-VWJC-V7X7-CM6G ArcadeDB: Scripting authorization gate (GHSA-48qw-824m-86pr) bypassed via SQL DEFINE FUNCTION ... LANGUAGE js

The GHSA-48qw-824m-86pr hardening added a checkPermissionsOnDatabaseUPDATESECURITY gate on the polyglot engine PolyglotQueryEngine.java:112-114,126,176,199, but only there. The SQL route to JavaScript never touches it: DefineFunctionStatement.executeSimple DefineFunctionStatement.java:37-100,...

CVE-2026-45738

Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. Prior to 3.2.12, 3.3.10, and 3.4.2, Argo CD users with application write access can set link.argocd.argoproj.io/ annotations whose pipe-separated values are rendered by...

CVE-2026-45738

Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. Prior to 3.2.12, 3.3.10, and 3.4.2, Argo CD users with application write access can set link.argocd.argoproj.io/ annotations whose pipe-separated values are rendered by...

Cross-site Scripting (XSS)

Overview magento/community-edition is a modern cloud eCommerce platform. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the form fields. An attacker can execute arbitrary JavaScript code in the context of another user's browser session by injecting malicious...

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-2026-2860 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-2026-2759 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-2026-3029 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...