PYSEC-2026-2760 Open WebUI vulnerable to Stored XSS via iFrame embeds in response messages

Summary Manually modifying chat history allows setting the embeds property on a response message, the content of which is loaded into an iFrame with a sandbox that has allow-scripts and allow-same-origin set, ignoring the "iframe Sandbox Allow Same Origin" configuration. This enables stored XSS o...

CVE-2026-56354

n8n before 1.123.24, 2.10.4, and 2.12.0 across its 1.x and 2.x branches contains cross-site scripting and open redirect vulnerabilities in the Form Node due to unsanitized HTML description fields and overly permissive iframe sandbox policies. Authenticated users with workflow creation permissions...

CVE-2026-56354

CVE-2026-56354 affects n8n before 1.123.24, 2.10.4, and 2.12.0 (1.x and 2.x branches). The Form Node contains cross-site scripting and open redirect vulnerabilities caused by unsanitized HTML description fields and overly permissive iframe sandbox policies. Authenticated users with workflow creat...

CVE-2026-56354 n8n - Cross-Site Scripting and Open Redirect in Form Node

n8n before 1.123.24, 2.10.4, and 2.12.0 across its 1.x and 2.x branches contains cross-site scripting and open redirect vulnerabilities in the Form Node due to unsanitized HTML description fields and overly permissive iframe sandbox policies. Authenticated users with workflow creation permissions...

GHSA-VJM7-M4XH-7WRC Open WebUI vulnerable to Stored XSS via iFrame embeds in response messages

Summary Manually modifying chat history allows setting the embeds property on a response message, the content of which is loaded into an iFrame with a sandbox that has allow-scripts and allow-same-origin set, ignoring the "iframe Sandbox Allow Same Origin" configuration. This enables stored XSS o...

CVE-2026-42558

Xibo is an open source digital signage platform with a web content management system and Windows display player software. Prior to 4.4.2, a vulnerability chain consisting of Stored XSS and Iframe Sandbox escape in the Xibo CMS allows users with DataSet permissions to use the Data Connector...

CVE-2026-42558 Xibo Vulnerable to Stored XSS and Iframe Sandbox Escape via Data Connector Script in DataSet

Xibo is an open source digital signage platform with a web content management system and Windows display player software. Prior to 4.4.2, a vulnerability chain consisting of Stored XSS and Iframe Sandbox escape in the Xibo CMS allows users with DataSet permissions to use the Data Connector...

EUVD-2026-36170

Xibo is an open source digital signage platform with a web content management system and Windows display player software. Prior to 4.4.2, a vulnerability chain consisting of Stored XSS and Iframe Sandbox escape in the Xibo CMS allows users with DataSet permissions to use the Data Connector...

CVE-2026-42558

CVE-2026-42558 affects Xibo CMS (prior to 4.4.2). A vulnerability chain combining Stored XSS and an Iframe sandbox escape via the Data Connector Script in DataSet can be exploited by an authorized user who has DataSet permissions and the ability to add DataSets to layouts. The issue requires the ...

Xibo 跨站脚本漏洞

Xibo is a digital signage content management tool developed by Dan Garner. Versions of Xibo prior to 4.4.2 contained a cross-site scripting vulnerability. This vulnerability stemmed from stored XSS attacks and an Iframe sandbox escape chain, which could allow users with DataSet permissions to use...

CVE-2026-47901 Iframe escape by plugins in Logseq

Logseq is vulnerable to a sandbox escape flaw where plugins running in sandboxed iframes can inject arbitrary HTML attributes, such as event handlers, into their container element in the host DOM. Due to a disabled Content Security Policy CSP, this allows a malicious plugin to execute arbitrary...

Astra Linux – Vulnerability in Chromium

Insufficient policy enforcement in the iFrameSandbox of Google Chrome prior to version 91.0.4472.77 allowed a remote attacker to bypass navigation restrictions through a crafted HTML page...

Astra Linux – Vulnerability in Chromium

Insufficient policy enforcement in the iframe sandbox of Google Chrome prior to version 96.0.4664.45 allowed a remote attacker to bypass navigation restrictions through a crafted HTML page...

Astra Linux – Vulnerability in WebKit2GTK

This issue has been addressed through improved enforcement of iframe sandbox rules. This issue is fixed in Safari 17. An attacker with JavaScript execution may be able to execute arbitrary code...

Astra Linux – Vulnerability in Chromium

In COOP mode in Google Chrome prior to version 98.0.4758.80, it was possible for a remote attacker to bypass the iframe sandbox through a crafted HTML page...

Astra Linux – Vulnerability in Firefox and Thunderbird

It was possible to create specific XSLT markup that could bypass the iframe sandbox. This vulnerability affects Firefox ESR versions prior to 91.5, Firefox versions prior to 96, and Thunderbird versions prior to 91.5...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in the iframe Sandbox in Google Chrome prior to 105.0.5195.52 allowed a remote attacker to leak cross-origin data through a crafted HTML page...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in the iframe sandbox in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to bypass navigation restrictions through a crafted HTML page...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in the iFrame Sandbox in Google Chrome prior to 107.0.5304.62 allowed a remote attacker to leak cross-origin data through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Firefox and Thunderbird

The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame. This vulnerability affects Firefox 94, Thunderbird 91.3, and Firefox ESR 91.3...