CVE-2026-5891

Insufficient policy enforcement in browser UI in Google Chrome prior to 147.0.7727.55 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-4721

Memory safety bugs present in Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This...

CVE-2026-4698

CVE-2026-4698 — JIT miscompilation in the JavaScript Engine (JIT component) . The issue is disclosed for Firefox/Thunderbird products and is described as a JIT miscompilation in the JavaScript engine’s JIT path. Affected versions are Firefox < 149, Firefox ESR < 115.34, and Firefox ESR

Linux Distros Unpatched Vulnerability : CVE-2026-4519

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The webbrowser.open API would accept leading dashes in the URL which could be handled as command line options for certain web browsers. New behavior rejects...

CVE-2023-43010

The issue was addressed with improved memory handling. This issue is fixed in iOS 17.2 and iPadOS 17.2, macOS Sonoma 14.2, Safari 17.2, iOS 16.7.15 and iPadOS 16.7.15, iOS 15.8.7 and iPadOS 15.8.7. Processing maliciously crafted web content may lead to memory corruption...

EUVD-2026-8443

Same-origin policy bypass in the Networking: JAR component. This vulnerability affects Firefox 148 and Firefox ESR 140.8...

CVE-2026-22913

Improper handling of a URL parameter may allow attackers to execute code in a user's browser after login. This can lead to the extraction of sensitive data...

EUVD-2026-2813

Improper handling of a URL parameter may allow attackers to execute code in a user's browser after login. This can lead to the extraction of sensitive data...

MiracleLinux 4 : firefox-10.0.6-1.0.1.AXS4, xulrunner-10.0.6-1.0.1.AXS4 (AXSA:2012-874:05)

The remote MiracleLinux 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2012-874:05 advisory. Mozilla Firefox is an open-source web browser, designed for standards ompliance, performance and portability. Security issues fixed with this release...

USN-7957-1: WebKitGTK vulnerabilities

Several security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and...

CVE-2023-45737

Stored cross-site scripting vulnerability exists in the App Settings /admin/app page and the Markdown Settings /admin/markdown page of GROWI versions prior to v3.5.0. If this vulnerability is exploited, an arbitrary script may be executed on the web browser of the user who accessed the site using...

Cross-site Scripting (XSS)

Overview kibana is an open source Apache Licensed, browser-based analytics and search dashboard for Elasticsearch. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the Vega method. An attacker can execute arbitrary scripts in the context of a user's browser by...

RHEL 8 : firefox (RHSA-2025:22368)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2025:22368 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

Webinar: The "Agentic" Trojan Horse: Why the New AI Browsers War is a Nightmare for Security Teams

The AI browser wars are coming to a desktop near you, and you need to start worrying about their security challenges. For the last two decades, whether you used Chrome, Edge, or Firefox, the fundamental paradigm remained the same: a passive window through which a human user viewed and interacted...

USN-7895-1 webkit2gtk vulnerabilities

Several security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and...

New Browser Security Report Reveals Emerging Threats for Enterprises

According to the new Browser Security Report 2025 , security leaders are discovering that most identity, SaaS, and AI-related risks converge in a single place, the user's browser. Yet traditional controls like DLP, EDR, and SSE still operate one layer too low. What's emerging isn't just a...

Astra Linux – Vulnerabilities in Chromium, Firefox, Thunderbird, and LibVpx

The use of after free in libvpx in Google Chrome before version 137.0.7151.55 allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page. Chromium security severity: Medium...

thunderbird: firefox: Some non-writable Object properties could be modified

A flaw was found in Thunderbird and Firefox. The Mozilla Foundation's Security Advisory describes the following issue: There was a way to change the value of JavaScript Object properties that were supposed to be non-writeable...

Why Unmonitored JavaScript Is Your Biggest Holiday Security Risk

Think your WAF has you covered? Think again. This holiday season, unmonitored JavaScript is a critical oversight allowing attackers to steal payment data while your WAF and intrusion detection systems see nothing. With the 2025 shopping season weeks away, visibility gaps must close now. Get the...

CVE-2025-52615

HCL Unica Platform is impacted by misconfigured security related HTTP headers. This can lead to less secure browser default treatment for the policies controlled by these headers...