Astra Linux – Vulnerability in Chromium

Insufficient policy enforcement in PopupBlocker in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass navigation restrictions via a crafted iframe...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in the iFrame Sandbox in Google Chrome prior to 95.0.4638.54 allowed a remote attacker to bypass navigation restrictions through a crafted HTML page...

Astra Linux – Vulnerability in Firefox

Even when an iframe was sandboxed with allow-top-navigation-by-user-activation, if it received a redirect header to an external protocol, the browser would process the redirect and prompt the user appropriately. This vulnerability affects Firefox versions earlier than 102...

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 Firefox, Thunderbird

Dragging a URL from a cross-origin iframe that was removed during the drag-and-drop process could lead to user confusion and website spoofing attacks. This vulnerability affects Firefox 111, Firefox ESR 102.9, and Thunderbird 102.9...

Astra Linux – Vulnerability in Firefox and Thunderbird

When navigating from within an iframe while requesting fullscreen access, a tab controlled by an attacker could prevent the browser from exiting fullscreen mode. This vulnerability affects Firefox ESR 91.5, Firefox 96, and Thunderbird 91.5...

Astra Linux – Vulnerability in Firefox and Thunderbird

Due to a layout change, the contents of iframes might be rendered outside of their borders. This could lead to user confusion or spoofing attacks. This vulnerability affects Thunderbird 91.8, Firefox 99, and Firefox ESR 91.8...

Astra Linux – Vulnerability in Firefox, Thunderbird

If an attacker could control the contents of an iframe that was sandboxed using allow-popups but not allow-scripts, they could create a link that, when clicked, would cause JavaScript execution, violating the sandboxing rules. This vulnerability affects Firefox 98, Firefox ESR 91.7, and Thunderbi...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in the iframe in Google Chrome prior to 101.0.4951.41 allowed a remote attacker to leak cross-origin data through a crafted HTML page...

Astra Linux – Vulnerability in Chromium

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

Astra Linux – Vulnerability in WebKit2GTK

Description: A cross-origin issue with iframe elements was addressed by improving the tracking of security origins. This issue is fixed in tvOS 14.6, iOS 14.6, iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, and watchOS 7.5. Processing maliciously crafted web content may lead to cross-site...

Astra Linux – Vulnerability in Firefox, Thunderbird

During iframe navigation, certain pages did not have their FeaturePolicy fully initialized, resulting in a bypass that allowed device permissions to be leaked into untrusted sub-documents. This vulnerability affects Firefox ESR 102.3, Thunderbird 102.3, and Firefox 105...

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...

DOMPurify: FORBID_TAGS bypassed by function-based ADD_TAGS predicate (asymmetry with FORBID_ATTR fix)

There is an inconsistency between FORBIDTAGS and FORBIDATTR handling when function-based ADDTAGS is used. Commit c361baa added an early exit for FORBIDATTR at line 1214: / FORBIDATTR must always win, even if ADDATTR predicate would allow it / if FORBIDATTRlcName return false; The same fix was not...

CVE-2026-40925 WWBN AVideo has CSRF in configurationUpdate.json.php Enables Full Site Configuration Takeover Including Encoder URL and SMTP Credentials

WWBN AVideo is an open source video platform. In versions 29.0 and prior, objects/configurationUpdate.json.php also routed via /updateConfig persists dozens of global site settings from $POST but protects the endpoint only with User::isAdmin. It does not call forbidIfIsUntrustedRequest, does not...

CVE-2026-40922

SiYuan is an open-source personal knowledge management system. In versions 3.6.1 through 3.6.3, a prior fix for XSS in bazaar README rendering incomplete fix for CVE-2026-33066 enabled the Lute HTML sanitizer, but the sanitizer does not block iframe tags, and its URL-prefix blocklist does not...

CVE-2026-40922

SiYuan is an open-source personal knowledge management system. In versions 3.6.1 through 3.6.3, a prior fix for XSS in bazaar README rendering incomplete fix for CVE-2026-33066 enabled the Lute HTML sanitizer, but the sanitizer does not block iframe tags, and its URL-prefix blocklist does not...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS through incomplete sanitization of the README rendering process in the marketplace UI. An attacker can execute arbitrary scripts in the Electron context with full application privileges by embedding an iframe ta...

SiYuan 安全漏洞

SiYuan is an open-source personal knowledge management system developed by SiYuan itself. Versions of SiYuan from 3.6.1 to 3.6.3 have security vulnerabilities. These vulnerabilities stem from the Lute HTML cleanup program not preventing the use of iframe tags, and the URL prefixing mechanism not...

CVE-2026-40922 SiYuan: Incomplete sanitization of bazaar README allows stored XSS via iframe srcdoc (incomplete fix for CVE-2026-33066)

SiYuan is an open-source personal knowledge management system. In versions 3.6.1 through 3.6.3, a prior fix for XSS in bazaar README rendering incomplete fix for CVE-2026-33066 enabled the Lute HTML sanitizer, but the sanitizer does not block iframe tags, and its URL-prefix blocklist does not...