Apple has disclosed an improper authentication security flaw in its macOS operating system. This issue affects macOS devices with the Screen Sharing feature enabled. An attacker connected to the same local network as an affected device could access the Screen Sharing service without providing valid login credentials. If you use macOS devices to access or manage your hosting accounts, this vulnerability may be relevant to your security practices.
Source: CISA Known Exploited Vulnerabilities Catalog — https://nvd.nist.gov/vuln/detail/CVE-2026-65400
