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:
- Update your Mac: Screen Sharing vulnerability exploited in the wild
August 17, 2026
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 ...
- Researchers find ultimate Windows kill switch which can disable antivirus with almost no user interaction
August 14, 2026
Microsoft has recently fixed a vulnerability that allowed threat actors to bypass advanced security measures, disable antivirus software, and expose the target device to full system takeover. All of this, it seems, could have been possible with a very simple script, and a single click from the victim’s side. Luckily, the vulnerability was discovered by white hat hackers, ...
- Patch Tuesday: Update now to fix 421 flaws, including three zero-days
August 12, 2026
Microsoft’s August 2026 Patch Tuesday addresses 421 Microsoft vulnerabilities, including 62 rated Critical. One Windows vulnerability has been exploited in the wild by the Lazarus group to gain SYSTEM privileges. The August update is smaller than July’s record-breaking release, but it’s still among Microsoft’s largest Patch Tuesday batches. More importantly, it includes several flaws likely to attract attacker interest: ...
- The CEVA Logistics data breach is having major knock-on effects across Europe – here’s what we know
August 11, 2026
CEVA Logistics, one of the biggest shipping and logistics companies in the world, has suffered a major cyberattack, the effects of which are trickling down to many of its clients. The details of the hack itself, however, are not yet publicly available and what little information is out there came from the affected clients themselves. CEVA has ...
- UK MoD says no data leaked to China via drone vulnerability
August 10, 2026
Britain’s Ministry of Defence said on Monday that there is no evidence that military data was compromised after a cyber vulnerability was discovered in Royal Navy drones. The issue was identified during routine cybersecurity testing, the ministry said, adding that it continues to conduct security checks across its equipment and systems. Read more… Source: EUROACTIV Sign up for the ...
- Security researchers scanned the Polish web and found courts, hospitals, and airports at risk of hacks
August 7, 2026
Two Polish security researchers wanted to find out how vulnerable their country’s internet was to potential cyberattacks and quickly found that thousands of public agencies and websites were at risk of being hacked. At the Def Con cybersecurity conference in Las Vegas on Friday, security researchers Robert Kruczek and Kamil Szczurowski said they wanted to understand ...