Patch Tuesday


Microsoft is publishing 137 vulnerabilities on May 2026 Patch Tuesday. Microsoft is not aware of exploitation in the wild or public disclosure for any of these vulnerabilities. So far this month, Microsoft has provided patches to address 133 browser vulnerabilities, which are not included in the Patch Tuesday count above.

Windows Netlogon: critical RCE

Anyone responsible for securing a domain controller should prioritize remediation of CVE-2026-41089, which is a critical stack-based buffer overflow in Windows Netlogon with a CVSS v3 base score of 9.8. Exploitation leads to execution in the context of the Netlogon service, so that’s SYSTEM privileges on the domain controller. For most pentesters, that’s the point at which the customer report more or less writes itself. No privileges or user interaction are required, and attack complexity is low, which suggests that creation of a reliable exploit might not be especially difficult for anyone with knowledge of the specific mechanism.

Read more…
Source:  Rapid7


Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox


Related:

  • CVE-2024-6922: Automation Anywhere Automation 360 Server-Side Request Forgery

    July 26, 2024

    Automation 360 Robotic Process Automation suite v21-v32 is vulnerable to unauthenticated Server-Side Request Forgery (SSRF). SSRF occurs when the server can be induced to perform arbitrary requests on behalf of an attacker. An attacker with unauthenticated access to the Automation 360 Control Room HTTPS service (port 443) or HTTP service (port 80) can trigger arbitrary web ...

  • Telegram Zero-Day Let Hackers To Spread Malware Hidden in Videos

    July 24, 2024

    Cybersecurity researchers at ESET discovered a zero-day vulnerability that targeted the Telegram for Android app and sent malicious files disguised as videos through chats. The zero-day exploit, dubbed “EvilVideo,” allowed hackers to share Android payloads via Telegram channels, groups, and chats, and make them appear to be multimedia files. This exploit targeted only Android Telegram versions ...

  • CVE-2024-38112: Void Banshee Targets Windows Users Through Zombie Internet Explorer in Zero-Day Attacks

    July 15, 2024

    Trend Micro Zero Day Initiative (ZDI) discovered the MHTML remote code execution (RCE) vulnerability CVE-2024-38112. Trend Micro researchers immediately alerted Microsoft of this vulnerability being used in–the-wild as ZDI-CAN-24433. CVE-2024-38112 was used as part of an attack chain by the advanced persistent threat (APT) group Void Banshee, which targets North American, European, and Southeast Asian regions ...

  • Resurrecting Internet Explorer: Threat Actors Using Zero-Day Tricks In Internet Shortcut File To Lure Victims (CVE-2024-38112)

    July 9, 2024

    Check Point Research recently discovered that threat actors have been using novel (or previously unknown) tricks to lure Windows users for remote code execution. Specifically, the attackers used special Windows Internet Shortcut files (.url extension name), which, when clicked, would call the retired Internet Explorer (IE) to visit the attacker-controlled URL. An additional trick on IE ...

  • July Patch Tuesday Unleashes a Torrent of Updates

    July 9, 2024

    With the information security industry’s two largest conferences (Black Hat Briefings and Def Con) set to happen in less than a month, Microsoft pulled out all the stops and, for July, nearly tripled the number of patches they released in June for problems discovered in Windows, Office, and software that runs under various server and ...

  • Millions of iOS apps could have been hit by cyberattack due to a worrying flaw

    July 3, 2024

    A key tool used primarily in iOS and macOS app development was vulnerable in a way that opened up millions of Mac apps to supply chain attacks, experts have warned. Cybersecurity researchers EVA Information Security claim a dependency manager for Swift and Objective-C projects called CocoaPods, carried three vulnerabilities in a “trunk” server used to manage ...