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 privilege vulnerabilities.

So far this month, Microsoft has already provided patches to address one browser vulnerability and around a dozen vulnerabilities in open source products, which are not included in the Patch Tuesday count above.

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:

  • Hello Ransomware Uses Updated China Chopper Web Shell, SharePoint Vulnerability

    April 27, 2021

    In January, Trend Micro researchers encountered a new ransomware using .hello as its extension in one of our cases that possibly arrived via a SharePoint server vulnerability. This appeared to be a new ransomware family dubbed as the Hello ransomware (aka WickrMe), named after the chat application that was used to contact the cybercriminals responsible. Previous ...

  • Linux Kernel Bug Opens Door to Wider Cyberattacks

    April 27, 2021

    An information-disclosure security vulnerability has been discovered in the Linux kernel, which can be exploited to expose information in the kernel stack memory of vulnerable devices. Specifically, the bug (CVE-2020-28588) exists in the /proc/pid/syscall functionality of 32-bit ARM devices running Linux, according to Cisco Talos, which discovered the vulnerability. It arises from an improper conversion of ...

  • Apple fixes macOS zero-day bug exploited by Shlayer malware

    April 26, 2021

    Apple has fixed a zero-day vulnerability in macOS exploited in the wild by Shlayer malware to bypass Apple’s File Quarantine, Gatekeeper, and Notarization security checks and download second-stage malicious payloads. Shlayer’s creators have managed to get their malicious payloads through Apple’s automated notarizing process before. Read more… Source: Bleeping Computer  

  • Nvidia Warns About Severe Security Bugs in GPU Driver, vGPU Software

    April 26, 2021

    Nvidia has disclosed a group of security vulnerabilities in the Nvidia graphics processing unit (GPU) display driver, which could subject gamers and others to privilege-escalation attacks, arbitrary code execution, denial of service (DoS) and information disclosure. Meanwhile, the Nvidia virtual GPU (vGPU) software also has a group of bugs that could lead to a range of ...

  • CVE-2020-24557 Trend Micro bug is being exploited in the wild

    April 22, 2021

    US-Japanese cybersecurity firm Trend Micro disclosed on Wednesday that a threat actor began using a bug in its antivirus products to gain admin rights on Windows systems as part of its attacks. The vulnerability, tracked as CVE-2020-24557, affects the company’s Apex One and OfficeScan XG, two advanced security products aimed at enterprise customers. The bug was discovered ...

  • AirDrop bugs expose Apple users’ email addresses, phone numbers

    April 21, 2021

    A team of academics from a German university said it discovered two vulnerabilities that can be abused to extract phone numbers and email addresses from Apple’s AirDrop file transfer feature. The two bugs reside in the authentication process during the initial phase of an AirDrop connection, where devices try to discover each one another and determine ...