Home > News > 🚨 Apple Zero-Day NSO Group Spyware: 2 Critical Bugs! 😱

🚨 Apple Zero-Day NSO Group Spyware: 2 Critical Bugs! 😱

apple zero-day nso group spyware

Unveiling the Dark Side of the Digital Apple

The cybersecurity landscape is continuously evolving, but the recent revelation involving Apple's software vulnerabilities takes the matter to a whole new level. The giant tech firm recently disclosed two zero-day vulnerabilities that have been exploited to deliver Pegasus, the notorious spyware developed by NSO Group. Citizen Lab at the University of Toronto raised the alarm, prompting Apple to release urgent software updates.

Citizen Lab's Discovery: An Overview

While conducting a security assessment for a Washington, D.C.-based civil society organization with a global presence, Citizen Lab researchers stumbled upon an active zero-click vulnerability. This security flaw was being utilized to install Pegasus, NSO Group's infamous mercenary spyware. Astonishingly, the compromised iPhones were running on the latest version of iOS (16.6), requiring zero interaction from the targeted user. The vulnerabilities were designated CVE-2023-41064 and CVE-2023-41061 by the cybersecurity community.

The Nitty-Gritty of The Vulnerabilities

The first bug, CVE-2023-41064, made a wide range of Apple devices β€” from iPhones and iPads to Macs and Apple Watches β€” susceptible to attacks. This occurred when these devices processed a “maliciously crafted image,” impacting Apple's Image I/O framework.

The second vulnerability, CVE-2023-41061, revolved around Apple's Wallet function. A device became compromised when sent a “maliciously crafted attachment.” In both scenarios, Apple conceded awareness of these vulnerabilities being “actively exploited” but refrained from providing further commentary.

Apple’s Response

Upon learning about the vulnerabilities from Citizen Lab, Apple promptly released software updates to plug these security holes. The updates are applicable for macOS Ventura, iOS, iPadOS, and watchOS. Despite the gravity of the situation, these updates were not labeled as a “Rapid Security Response,” a term usually reserved for immediate bug fixes between full Operating System updates. In total, 13 zero-days have been patched by Apple in the year 2023 alone.

Pegasus: A Global Malaise

Developed by NSO Group, Pegasus has been a tool of choice for various governments to conduct illicit surveillance on citizens and other targets since its inception in 2011. The spyware has an extensive portfolio of victims, including assassinated Saudi journalist Jamal Khashoggi, human rights investigators in Mexico, and members of the Catalan independence movement.

nso group and pegasus spyware
nso group and pegasus spyware

Regulatory Efforts

In the wake of Pegasus's rampant misuse, regulators are stepping up. The European Parliament, for instance, has implored EU member states to outlaw the spyware. U.S. President Joe Biden also took definitive action by signing an executive order that prohibits the use of commercial spyware by the U.S. government.

Precedence of Zero-Day Exploits

It’s not the first occasion Apple has had to disclose zero-day vulnerabilities. Earlier in the year, Apple remedied two bugs that were purportedly exploited in a spyware campaign. The Russian government pointed the finger at the U.S. for these particular exploits. In a separate instance, Apple had to reissue a patch after an initial version resulted in website display issues.


Apple's most recent vulnerabilities highlight the growing concerns surrounding zero-day exploits and commercial spyware like NSO Group's Pegasus. With hackers becoming increasingly sophisticated, it is imperative that cybersecurity measures evolve at the same pace. While Apple has addressed the latest vulnerabilities, it raises questions about the overall security of even the most advanced operating systems.

Stay up-to-date with Apple's security updates by visiting their official website.


What is a zero-day vulnerability?

A zero-day vulnerability is a software flaw unknown to the vendor, providing a window of opportunity for hackers to exploit it before a patch is available.

What is Pegasus?

Pegasus is a powerful spyware developed by the NSO Group, frequently used by governments for surveillance activities.

How do I update my Apple devices?

Navigate to ‘Settings,' then to ‘General,' and finally to ‘Software Update' to check for available updates for your iOS devices. For Mac, go to ‘System Preferences' and click on ‘Software Update'.

What action has been taken against NSO Group?

Regulatory bodies, like the European Parliament, have called for a ban on the spyware. Additionally, the U.S. has blocked its use by the government.

Is this the first time Apple has faced such issues?

No, Apple has dealt with zero-day vulnerabilities in the past and has released patches accordingly.


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