PT-2026-79846

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, an unauthenticated attacker could send a single request with a crafted color scheme id or dark scheme id cookie to inject arbitrary HTML into a Discourse page. Because the cookie value was render...

CVE-2026-69234: Improper Neutralization of Input During Web Page Generation

There is a reflected cross site scripting vulnerability in Esri Portal for ArcGIS versions 11.5 and prior which may allow a remote, unauthenticated attacker to create a crafted link which when clicked could potentially execute arbitrary JavaScript code in the victim’s browser. Users working with...

CVE-2026-77811: Improper Neutralization of Input During Web Page Generation

Improper input validation in the dashboards-observability plugin in OpenSearch Dashboards allows a remote authenticated user with write permissions to OpenSearch Dashboards saved objects to execute arbitrary JavaScript in the context of other users' browser sessions by uploading a saved asset wit...

CVE-2026-43980: Improper Neutralization of Input During Web Page Generation

Malla is a web analyzer for Meshtastic networks based on MQTT data. Prior to commit 4086e2b5f61615a813b70b25bc76095083552135, code names longname, shortname received via MQTT are stored in SQLite without sanitization and rendered into the DOM without escaping. Any participant on a public Meshtast...

PT-2026-79467

Name of the Vulnerable Software and Affected Versions Esri Portal for ArcGIS versions prior to 11.6 Description A stored cross site scripting issue exists that allows a remote, privileged attacker to inject malicious code. This could lead to the execution of arbitrary JavaScript within the browse...

Zabbix Server 6.0.x < 6.0.47 / 7.0.x < 7.0.27 / 7.4.x < 7.4.11 DoS (ZBX-28075)

The version of Zabbix Server installed on the remote host is 6.0.x prior to 6.0.47, 7.0.x prior to 7.0.27, or 7.4.x prior to 7.4.11. It is, therefore, affected by a denial of service vulnerability: - An authenticated administrator is able to crash Zabbix server by creating specifically crafted...

Zabbix 7.0.x < 7.0.28 / 7.4.x < 7.4.12 OOB Read (ZBX-28073)

The version of Zabbix Server installed on the remote host is 7.0.x prior to 7.0.28, or 7.4.x prior to 7.4.12. It is, therefore, affected by an out-of-bounds read vulnerability: - A Zabbix administrator is able to read out of bounds memory by utilizing a flaw in script item/preprocessing JavaScrip...

CVE-2026-74938

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the JavaScript: GC component...

CVE-2026-74937

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the JavaScript: GC component...

CVE-2026-74984

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Race condition in the JavaScript Engine component...

CVE-2026-49436

LinkAce is a self-hosted archive to collect website links. Prior to version 2.5.7, the Bulk Link API endpoint POST /api/v2/bulk/links accepts URLs without any format validation, allowing an authenticated user to store a javascript: URI. The stored URI is later rendered verbatim as an href in Blad...

EUVD-2026-63686

LinkAce is a self-hosted archive to collect website links. Prior to version 2.5.7, the Bulk Link API endpoint POST /api/v2/bulk/links accepts URLs without any format validation, allowing an authenticated user to store a javascript: URI. The stored URI is later rendered verbatim as an href in Blad...

CVE-2026-49436

LinkAce (a self-hosted link archive) is vulnerable to stored XSS via its Bulk Link API endpoint (POST /api/v2/bulk/links). Prior to version 2.5.7 , the endpoint accepts URLs without format validation, allowing an authenticated user to store a javascript: URI. The stored URI is rendered verbatim a...

CVE-2026-49436 LinkAce vulnerable to stored XSS via 'javascript:' URI in Bulk Link API

LinkAce is a self-hosted archive to collect website links. Prior to version 2.5.7, the Bulk Link API endpoint POST /api/v2/bulk/links accepts URLs without any format validation, allowing an authenticated user to store a javascript: URI. The stored URI is later rendered verbatim as an href in Blad...

CVE-2026-49436 LinkAce vulnerable to stored XSS via 'javascript:' URI in Bulk Link API

LinkAce is a self-hosted archive to collect website links. Prior to version 2.5.7, the Bulk Link API endpoint POST /api/v2/bulk/links accepts URLs without any format validation, allowing an authenticated user to store a javascript: URI. The stored URI is later rendered verbatim as an href in Blad...

CVE-2026-49436 LinkAce vulnerable to stored XSS via 'javascript:' URI in Bulk Link API

LinkAce is a self-hosted archive to collect website links. Prior to version 2.5.7, the Bulk Link API endpoint POST /api/v2/bulk/links accepts URLs without any format validation, allowing an authenticated user to store a javascript: URI. The stored URI is later rendered verbatim as an href in Blad...

Arbitrary Code Injection

Overview n8n-editor-ui is a Workflow Editor UI for n8n Affected versions of this package are vulnerable to Arbitrary Code Injection in the editor's resource locator link preview rendering, which inserts stored field values into URL templates without sanitizing them, so expression syntax held in a...

Prototype Pollution

Overview Affected versions of this package are vulnerable to Prototype Pollution in the JavaScript Code node of @n8n/task-runner, whose hardening pass in js-task-runner.ts froze each global function's prototype only when typeof fn.prototype === 'object', which skips Function.prototype because it ...

GHSA-2223-F22X-24CQ Winter: Local File Inclusion through =include directives in JavaScript asset compilation

Impact Affected versions of Winter CMS allow authenticated backend users with the cms.manageassets permission "Manage website assets - images, JavaScript files, CSS files" to disclose arbitrary files readable by the PHP process by placing an =include / =require directive in a theme JavaScript...

ip-address: ip-address: Cross-site scripting via improper HTML escaping of untrusted input

A flaw was found in ip-address, a JavaScript library for parsing and manipulating IPv4 and IPv6 addresses. This vulnerability allows a remote attacker to perform cross-site scripting XSS by providing untrusted input to the Address6 constructor. When an application renders the output of...