Update your Mac: Screen Sharing vulnerability exploited in the wild


The Dutch National Cyber Security Centre (NCSC) issued a warning after being notified of several incidents where a vulnerability in Apple’s Screen Sharing feature was exploited to install Monero cryptominers.

The vulnerability, tracked as CVE-2026-65400, was patched by Apple on August 6. It is an authentication-bypass flaw in macOS Screen Sharing that can let an attacker on the network connect without valid credentials.

macOS’s built-in Screen Sharing service is a remote-control feature commonly associated with port 5900. Successful exploitation can allow a remote attacker on a reachable network to authenticate to the service without legitimate credentials.

Read more…
Source:  Malwarebytes Labs


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


Related:

  • Security Update Released for CrushFTP

    March 28, 2025

      A vulnerability has been disclosed in CrushFTP, a file server supporting standard secure file transfer protocols, after being discovered by a security researcher. The vulnerability designated as CVE-2025-2825 is a critical ‘improper authentication’ vulnerability with a CVSSv3 score of 9.8. Successful exploitation could allow an unauthenticated attacker to craft remote and unauthenticated HTTP requests to CrushFTP, ...

  • Critical Strapi Vulnerability Allows RCE via Server-Side Template Injection

    March 27, 2025

    SonicWall Capture Labs threat research team became aware of the threat CVE-2023-22621, assessed its impact and developed mitigation measures for this vulnerability. CVE-2023-22621 is a high-severity vulnerability affecting Strapi versions 3.0.0 through 4.5.5. The flaw permits authenticated Server-Side Template Injection (SSTI), allowing a remote attacker with access to the Strapi admin panel to bypass validation checks ...

  • Operation ForumTroll: APT attack with Google Chrome zero-day exploit chain

    March 25, 2025

    In mid-March 2025, Kaspersky technologies detected a wave of infections by previously unknown and highly sophisticated malware. In all cases, infection occurred immediately after the victim clicked on a link in a phishing email, and the attackers’ website was opened using the Google Chrome web browser. No further action was required to become infected. All malicious ...

  • Security Updates Released for Ingress NGINX Controller for Kubernetes

    March 25, 2025

    Five vulnerabilities have been discovered within the Ingress NGINX Controller for Kubernetes. NGINX Ingress Controller is a tool used in Kubernetes environments to manage and route external traffic to services within the cluster. Ingress Controller acts as a reverse proxy and load balancer, supporting various protocols like WebSocket, gRPC, TCP, and UDP, and also provides features ...

  • Broadcom Releases Security Advisory for VMware Tools for Windows

    March 25, 2025

    Broadcom has released a security advisory addressing a high severity vulnerability in VMware Tools for Windows. VMware Tools is a suite of utilities that enhances the performance of VMware virtual machines and provides extra functionality. CVE-2025-22230 is an authentication bypass due to improper access control vulnerability with a CVSSv3 score of 7.8. If exploited, an attacker ...

  • Notable vulnerabilities in Next.js (CVE-2025-29927) and CrushFTP

    March 25, 2025

    Rapid7 is warning customers of notable vulnerabilities in Next.js, a React framework for building web applications, and CrushFTP, a file transfer technology that has previously been targeted by adversaries. CVE-2025-29927 is a critical improper authorization vulnerability in Next.js middleware that could (theoretically) allow an attacker to bypass authorization checks in a Next.js application, if the authorization ...