Skip to content

Person

Alfredo Pesoli

Security researcher (@__rev) at Bynario, a Milan-based security startup, credited by Apple for discovering a Screen Sharing authentication flaw.

Known aliases

  • @__rev

Current stories

productOne report1 publisher

Apple patches a Screen Sharing flaw that hands network attackers root on an unpatched Mac

Apple's emergency macOS update on August 6 fixed a Screen Sharing flaw that calif.io turned into a working exploit about four hours later. The flaw let anyone on the network sign in without a password, and the service answering those connections runs as root.

Publishers:blog.calif.io

Reality

Evidence55
Adoption
Not scored
Hype gap+10
Incentives45
Confidence50
investOne report1 publisher

Bynario, seven-person Milan security startup, raises EUR2.1m pre-seed led by 360 Capital

The EUR2.1m pre-seed is roughly 0.16% of what 360 Capital and PranaVentures manage between them - a check sized to option a research method, before Bynario has a finished security platform to bet on.

Reality

Evidence35
Adoption
Not scored
Hype gap+35
Incentives70
Confidence40
productConfirmed5 publishers

Apple's quiet Screen Sharing fix is now a same-day job: CVE-2026-65400 is under active abuse

Dutch officials report root access and Monero miners on Macs with port 5900 open to the internet. Sonoma, Sequoia and Tahoe all need the update Apple shipped as an important security fix.

Perspective Coverage

5 publishers
Builder
Builder 22%
Operator
Operator 70%
Investor
Investor 8%

Reality

Evidence70
Adoption
Not scored
Hype gap+10
Incentives
Not scored
Confidence68
securityConfirmed6 publishers

macOS Screen Sharing bug exploited in the wild: if port 5900 was open, assume root was taken

The Dutch NCSC says CVE-2026-65400 was abused within two weeks of Apple's fix, with root access and Monero miners in every reported case. Patching closes the door; it does not evict anyone.

Perspective Coverage

6 publishers
Builder
Builder 22%
Operator
Operator 72%
Investor
Investor 6%

Reality

Evidence60
Adoption
Not scored
Hype gap+20
Incentives40
Confidence62
securityOne report1 publisher

Apple patches a network-reachable Screen Sharing auth bypass in macOS Tahoe 26.6.1

CVE-2026-65400 let an attacker on the network authenticate to Screen Sharing without valid credentials. Apple's note names macOS Tahoe only, so treat wider backport claims as unconfirmed.

Publishers:support.apple.com

Reality

Evidence76
Adoption28
Hype gap−4
Incentives58
Confidence68