Empirical Security Analysis of Software-Based Fault Isolation through Controlled Fault Injection

We use browsers daily to access all sorts of information. Because browsers routinely process scripts, media, and executable code from unknown sources, they form a critical security boundary between users and adversaries. A common attack vector is JavaScript, which exposes a large attack surface d...

When Browsers Become the Attack Surface: Rethinking Security for Scattered Spider

As enterprises continue to shift their operations to the browser, security teams face a growing set of cyber challenges. In fact, over 80% of security incidents now originate from web applications accessed via Chrome, Edge, Firefox, and other browsers. One particularly fast-evolving adversary,...

Ubuntu: Security Advisory (USN-7702-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2025-41391

CVE-2025-41391 is a stored cross-site scripting vulnerability in PowerCMS. The issue allows an arbitrary script to execute in a browser when a product user accesses a malicious page. Connected sources confirm PowerCMS (Alfasado Inc.) as affected and describe multiple PowerCMS pages/versions as im...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabili...

How the Browser Became the Main Cyber Battleground

Until recently, the cyber attacker methodology behind the biggest breaches of the last decade or so has been pretty consistent: Compromise an endpoint via software exploit, or social engineering a user to run malware on their device; Find ways to move laterally inside the network and compromise...

CVE-2025-8038

Thunderbird ignored paths when checking the validity of navigations in a frame. This vulnerability affects Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1...

CVE-2025-53826 FileBrowser Has Insecure JWT Handling Which Allows Session Replay Attacks after Logout

File Browser provides a file managing interface within a specified directory and it can be used to upload, delete, preview, rename, and edit files. In version 2.39.0, File Browser’s authentication system issues long-lived JWT tokens that remain valid even after the user logs out. As of time of...

CVE-2025-53826 FileBrowser Has Insecure JWT Handling Which Allows Session Replay Attacks after Logout

File Browser provides a file managing interface within a specified directory and it can be used to upload, delete, preview, rename, and edit files. In version 2.39.0, File Browser’s authentication system issues long-lived JWT tokens that remain valid even after the user logs out. As of time of...

[SECURITY] Fedora 41 Update: chromium-138.0.7204.92-1.fc41

Chromium is an open-source web browser, powered by WebKit Blink...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

A New Maturity Model for Browser Security: Closing the Last-Mile Risk

Despite years of investment in Zero Trust, SSE, and endpoint protection, many enterprises are still leaving one critical layer exposed: the browser. It's where 85% of modern work now happens. It's also where copy/paste actions, unsanctioned GenAI usage, rogue extensions, and personal devices crea...

CVE-2025-52997

CVE-2025-52997 affects File Browser prior to 2.34.1, where lack of password policy and brute-force protection enables credential guessing attacks that could disclose account passwords. The issue is addressed in version 2.34.1; upgrade to that version or apply the vendor’s fix. Exploitation status...

CVE-2025-2895

IBM Cloud Pak System is affected by HTML injection (CVE-2025-2895) in the following versions: 2.3.3.6, 2.3.36 iFix1, 2.3.3.7, 2.3.3.7 iFix1, 2.3.4.0, 2.3.4.1, and 2.3.4.1 iFix1. The vulnerability enables a remote attacker to inject HTML that executes in the victim’s browser within the hosting sit...

CVE-2025-52904

CVE-2025-52904 affects Filebrowser (v2.32.0) where the Command Execution feature is not scoped per user, allowing shell commands to run with the server process UID and access files across all scopes, potentially exposing the password database and enabling unauthorized read/write access. The repor...

CVE-2025-52902

CVE-2025-52902 concerns the open‑source File Browser project, where the Markdown preview feature in versions before 2.33.7 is vulnerable to Stored Cross‑Site Scripting (XSS). If a user uploads a Markdown file containing JavaScript, the code can be executed when another user previews the file. The...

CVE-2025-6425

An attacker who enumerated resources from the WebCompat extension could have obtained a persistent UUID that identified the browser, and persisted between containers and normal/private browsing mode, but not profiles. This vulnerability affects Firefox 140, Firefox ESR 115.25, Firefox ESR 128.12,...

CVE-2025-6425

CVE-2025-6425 concerns a WebCompat WebExtension issue in Firefox/Thunderbird where enumerating resources could obtain a persistent, browser-identifying UUID that remains across containers and normal/private browsing (not in profiles). Affected: Firefox < 140, Firefox ESR < 115.25, Firefox E...

Amazon Linux 2023 : amazon-cloudwatch-agent (ALAS2023-2025-1029)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-1029 advisory. The tokenizer incorrectly interprets tags with unquoted attribute values that end with a solidus character / as self-closing. When directly using Tokenizer, this can result in such tags...