CVE-2026-13886

Affected software: Google Chrome Isolated Web Apps. Vulnerability: insufficient policy enforcement that allows a remote attacker to bypass Content Security Policy via a crafted HTML page. Root cause (as described across connected sources): policy enforcement gaps in Isolated Web Apps prior to ver...

CVE-2026-13886

Insufficient policy enforcement in Isolated Web Apps in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to bypass content security policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-13876

Inappropriate implementation in Network in Google Chrome prior to 150.0.7871.47 allowed an attacker in a privileged network position to bypass content security policy via malicious network traffic. Chromium security severity: Medium...

CVE-2026-13876

CVE-2026-13876 involves an inappropriate implementation in the Network stack of Google Chrome before version 150.0.7871.47 . The issue allows an attacker with a privileged network position to bypass the page content Security Policy (CSP) through malicious network traffic. The connected documents ...

CVE-2026-13876

Inappropriate implementation in Network in Google Chrome prior to 150.0.7871.47 allowed an attacker in a privileged network position to bypass content security policy via malicious network traffic. Chromium security severity: Medium...

CVE-2026-13876

Inappropriate implementation in Network in Google Chrome prior to 150.0.7871.47 allowed an attacker in a privileged network position to bypass content security policy via malicious network traffic. Chromium security severity: Medium...

CVE-2026-10585

A stored cross-site scripting vulnerability was identified in GitHub Enterprise Server that allowed an authenticated attacker to execute arbitrary JavaScript in another user's browser by injecting a crafted payload into the title of a Discussion in the Q&A category. The...

CVE-2026-10585

CVE-2026-10585 describes a stored XSS in GitHub Enterprise Server where an authenticated attacker could execute JavaScript in another user’s browser by injecting a crafted payload into a Discussion title in the Q&A category. The vulnerability stems from the AnsweredQuestionStructuredDataComponent...

PT-2026-54322

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 150.0.7871.47 Description Insufficient policy enforcement in Extensions allows an attacker to bypass the content security policy if a user is convinced to install a malicious extension. This is achieved through ...

PT-2026-54333

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 150.0.7871.47 Description Insufficient policy enforcement in the Parser allows a remote attacker to bypass the Content Security Policy CSP, which is a security layer used to detect and mitigate certain types of...

PT-2026-54351

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 150.0.7871.47 Description Insufficient policy enforcement in the Network component allows a remote attacker to bypass the Content Security Policy CSP, which is a security layer used to detect and mitigate certai...

PT-2026-54163

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 150.0.7871.47 Description Insufficient policy enforcement in Isolated Web Apps allows a remote attacker to bypass the content security policy CSP, which is a security layer used to detect and mitigate certain...

PT-2026-54153

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 150.0.7871.47 Description An inappropriate implementation in the Network component allows an attacker in a privileged network position to bypass the content security policy CSP, which is a security layer that...

Cross-site Scripting (XSS)

Overview secureheaders is a library that manages application of security headers with many safe defaults. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the overridecontentsecuritypolicydirectives process. An attacker can inject arbitrary Content Security Policy...

DEBIAN-CVE-2026-43701

The issue was addressed with improved checks. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. A malicious website may be able to process restricted web content outside the sandbox...

CVE-2026-44727

A flaw was found in Jupyter Server. The nbconvert HTTP handlers in Jupyter Server render user-authored notebook HTML without a sandbox directive in their Content-Security-Policy. This, combined with nbconvert.HTMLExporter's default non-sanitizing behavior, allows a notebook containing an HTML...

PYSEC-2026-366 Jupyter Server: Stored XSS in `NbconvertFileHandler` / `NbconvertPostHandler` via missing `sandbox` CSP

The nbconvert HTTP handlers in jupyterserver render user-authored notebook HTML under the Jupyter origin without a sandbox directive in their Content-Security-Policy. Combined with nbconvert.HTMLExporter's default non-sanitizing behavior, a notebook carrying an HTML payload in a displaydata outpu...

PYSEC-2026-280 Cross-site Scripting in Apache superset

A stored cross-site scripting XSS vulnerability exists in Apache Superset before 3.0.3. An authenticated attacker with create/update permissions on charts or dashboards could store a script or add a specific HTML snippet that would act as a stored XSS. For 2.X versions, users should change their...

CVE-2026-13601

A flaw was found in Yelp due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open crafted help content through the OpenURI portal. By embedding an untrusted CSS stylesheet within a structured SVG document,...

UBUNTU-CVE-2026-13601

A flaw was found in Yelp due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open crafted help content through the OpenURI portal. By embedding an untrusted CSS stylesheet within a structured SVG document,...