A week in security (February 9 – February 15)

Last week on Malwarebytes Labs: How to find and remove credential-stealing Chrome extensions Fake shops target Winter Olympics 2026 fans Outlook add-in goes rogue and steals 4,000 credentials and payment data Child exploitation, grooming, and social media addiction claims put Meta on trial Apple...

Over 60 Software Vendors Issue Security Fixes Across OS, Cloud, and Network Platforms

It's Patch Tuesday, which means a number of software vendors have released patches for various security vulnerabilities impacting their products and services. Microsoft issued fixes for 59 flaws, including six actively exploited zero-days in various Windows components that could be abused to bypa...

February Microsoft Patch Tuesday

February Microsoft Patch Tuesday. A total of 55 vulnerabilities, half as many as in January. There are as many as six ❗️ vulnerabilities being exploited in the wild: 🔻 SFB/RCE - Windows Shell CVE-2026-21510 🔻 SFB/RCE - Microsoft Word CVE-2026-21514 🔻 SFB - MSHTML Framework CVE-2026-21513 🔻 EoP -...

Patch Tuesday - February 2026

Microsoft is publishing 55 vulnerabilities this February 2026 Patch Tuesday. Microsoft is aware of exploitation in the wild for six of today’s vulnerabilities, and notes public disclosure for three of those. Earlier in the month, Microsoft provided patches to address three browser vulnerabilities...

PT-2026-7483

Heads up, folks: Microsoft's February 2026 Patch Tuesday is out, dropping 55 vulnerability fixes across various products. Among these is CVE-2025-59498, which Microsoft has explicitly marked as Critical. This update is significant, addressing a broad spectrum of security issues. While the specifi...

Microsoft Patch Tuesday for February 2026 — Snort rules and prominent vulnerabilities

Microsoft has released its monthly security update for February 2026, which includes 59 vulnerabilities affecting a range of products, including two that Microsoft marked as "Critical". CVE-2026-21522 is a critical elevation of privilege vulnerability affecting Microsoft ACI Confidential...

Patch Tuesday, February 2026 Edition

Microsoft today released updates to fix more than 50 security holes in its Windows operating systems and other software, including patches for a whopping six "zero-day" vulnerabilities that attackers are already exploiting in the wild. Zero-day 1 this month is CVE-2026-21510, a security feature...

Microsoft and Adobe Patch Tuesday, February 2026 Security Update Review

Microsoft's February 2026 Patch Tuesday focuses on closing security gaps that attackers could exploit, reinforcing the importance of timely patching in enterprise environments. Here's a quick breakdown of what you need to know. Microsoft Patch Tuesday for February 2026 This month's release...

About Information Disclosure – Desktop Window Manager (CVE-2026-20805) vulnerability

About Information Disclosure - Desktop Window Manager CVE-2026-20805 vulnerability. Desktop Window Manager is a compositing window manager that has been part of Windows since Windows Vista. Exploitation of the vulnerability, which was addressed in the January Microsoft Patch Tuesday, allows a loc...

Microsoft January 2026 Patch Tuesday: 115 Vulnerabilities Fixed

Microsoft kicks off 2026 with 115 security updates, including a fix for an actively exploited zero-day. Protect your Windows and Office systems today...

Patch Tuesday - January 2026

Microsoft is publishing 114 vulnerabilities this January 2026 Patch Tuesday. Today’s menu includes just one vulnerability marked as exploited in the wild, as well as two vulnerabilities where Microsoft is aware of public disclosure. There are no critical remote code execution or elevation of...

Patch Tuesday, January 2026 Edition

Microsoft today issued patches to plug at least 113 security holes in its various Windows operating systems and supported software. Eight of the vulnerabilities earned Microsoft's most-dire "critical" rating, and the company warns that attackers are already exploiting one of the bugs fixed today...

PT-2026-2856

Name of the Vulnerable Software and Affected Versions Substance3D - Stager versions 3.1.6 and earlier Description A flaw exists in Substance3D - Stager that involves an out-of-bounds read when processing a specially crafted file. This could allow an attacker to read beyond the boundaries of...

Microsoft and Adobe Patch Tuesday, January 2026 Security Update Review

Starting the year on a security-first note, Microsoft's January 2026 Patch Tuesday resolves several vulnerabilities that could impact enterprise environments. Here's a quick breakdown of what you need to know. Microsoft Patch Tuesday for January 2026 This month's release addresses 115...

Microsoft Patch Tuesday for January 2026 — Snort rules and prominent vulnerabilities

Microsoft has released its monthly security update for January 2026, which includes 112 vulnerabilities affecting a range of products, including 8 that Microsoft marked as "critical". In this month's release, Microsoft observed one of the included "important" vulnerabilities, CVE-2026-20805, as...

CISA Retires 10 Emergency Cybersecurity Directives Issued Between 2019 and 2024

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Thursday said it's retiring 10 emergency directives Eds that were issued between 2019 and 2024. The list of the directives now considered closed is as follows - ED 19-01: Mitigate DNS Infrastructure Tampering ED 20-02: Mitigate...

A week in security (December 8 – December 14)

Last week on Malwarebytes Labs: The US digital doxxing of H-1B applicants is a massive privacy misstep Google ads funnel Mac users to poisoned AI chats that spread the AMOS infostealer How private is your VPN? DroidLock malware locks you out of your Android device and demands ransom Malwarebytes...

December Patch Tuesday fixes three zero-days, including one that hijacks Windows devices

These updates from Microsoft fix serious security issues, including three that attackers are already exploiting to take control of Windows systems. In total, the security update resolves 57 Microsoft security vulnerabilities. Microsoft isn't releasing new features for Windows 10 anymore, so Windo...

Patch Tuesday - December 2025

Microsoft is publishing a relatively light 54 new vulnerabilities this December 2025 Patch Tuesday, which is significantly lower than we have come to expect over the past couple of years. Today’s list includes two publicly disclosed remote code vulnerabilities, and a single exploited-in-the-wild...

Microsoft Patch Tuesday for December 2025 — Snort rules and prominent vulnerabilities

The Patch Tuesday for December of 2025 includes 57 vulnerabilities, including two that Microsoft marked as "critical." The remaining vulnerabilities listed are classified as "important." Microsoft assessed that exploitation of the two "critical" vulnerabilities is "less likely." CVE ‑2025‑62562 i...