CVE-2021-1771

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. A user that is removed from an iMessage group could rejoin the group...

CVE-2020-20095

iMessage Messages app iOS 12.4 and prior user interface does not properly represent URI messages to the user, which results in URI spoofing via specially crafted messages...

CVE-2020-9885

An issue existed in the handling of iMessage tapbacks. The issue was resolved with additional verification. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8. A user that is removed from an iMessage group could rejoin the group...

CVE-2020-9823

This issue was addressed with improved checks. This issue is fixed in iOS 13.5 and iPadOS 13.5. Users removed from an iMessage conversation may still be able to alter state...

CVE-2019-8659

This issue was addressed with improved checks. This issue is fixed in watchOS 5.3. Users removed from an iMessage conversation may still be able to alter state...

CVE-2019-8631

A logic issue was addressed with improved state management. This issue is fixed in macOS Mojave 10.14.5, Security Update 2019-003 High Sierra, Security Update 2019-003 Sierra, iOS 12.3, tvOS 12.3. Users removed from an iMessage conversation may still be able to alter state...

iOS 18.3 Beta / 18.2.1 Audio File Buffer Overflow

A critical vulnerability exists in AudioConverterService on iOS 18.3 Beta and also affects iOS 18.2.1 that allows a remote attacker to exploit a buffer overflow vulnerability via a malicious audio file sent through iMessage or SMS...

Exploit for Out-of-bounds Write in Apple Macos

CVE-2025-31200 & CVE-2025-31201 | iMessage Zero‑Click RCE Chai...

Exploit for Out-of-bounds Write in Apple Macos

CVE-2025-31200 & CVE-2025-31201 | iMessage Zero-Click RCE Chai...

Lucid PhaaS Hits 169 Targets in 88 Countries Using iMessage and RCS Smishing

A new sophisticated phishing-as-a-service PhaaS platform called Lucid has targeted 169 entities in 88 countries using smishing messages propagated via Apple iMessage and Rich Communication Services RCS for Android. Lucid's unique selling point lies in its weaponizing of legitimate communication...

Blasting Past Webp

An analysis of the NSO BLASTPASS iMessage exploit Posted by Ian Beer, Google Project Zero On September 7, 2023 Apple issued an out-of-band security update for iOS: Around the same time on September 7th 2023, Citizen Lab published a blog post linking the two CVEs fixed in iOS 16.6.1 to an "NSO Gro...

How Phished Data Turns into Apple & Google Wallets

Carding -- the underground business of stealing, selling and swiping stolen payment card data -- has long been the dominion of Russia-based hackers. Happily, the broad deployment of more secure chip-based payment cards in the United States has weakened the carding market. But a flurry of innovati...

A week in security (January 13 – January 19)

Last week on Malwarebytes Labs: iMessage text gets recipient to disable phishing protection so they can be phished The new rules for AI and encrypted messaging, with Mallory Knodel Lock and Code S06E01 Insurance company accused of using secret software to illegally collect and sell location data ...

iMessage text gets recipient to disable phishing protection so they can be phished

A smishing SMS phishing campaign is targeting iMessage users, attempting to socially engineer them into bypassing Apple's built in phishing protection. For months, iMessage users have been posting examples online of how phishers are trying to get around this protection. And, now, the campign is...

New iMessage Phishing Campaign Targets Postal Service Users Globally

By Waqas Some of the known targets of this iMessage phishing campaign are USPS the United States Postal Service, DHL, Evri, Australia Post, Bulgarian Posts, and Singapore Post. This is a post from HackRead.com Read the original post: New iMessage Phishing Campaign Targets Postal Service Users...

Darcula Phishing Network Leveraging RCS and iMessage to Evade Detection

A sophisticated phishing-as-a-service PhaaS platform called Darcula has set its sights on organizations in over 100 countries by leveraging a massive network of more than 20,000 counterfeit domains to help cyber criminals launch attacks at scale. "Using iMessage and RCS rather than SMS to send te...

U.S. Justice Department Sues Apple Over Monopoly and Messaging Security

The U.S. Department of Justice DoJ, along with 16 other state and district attorneys general, on Thursday accused Apple of illegally maintaining a monopoly over smartphones, thereby undermining, among other things, the security and privacy of users when messaging non-iPhone users. "Apple wraps...

The DOJ Puts Apple's iMessage Encryption in the Antitrust Crosshairs

Privacy and security are an Apple selling point. But the DOJ’s new antitrust lawsuit argues that Apple selectively embraces privacy and security features in ways that hurt competition—and users...

Apple Announces Post-Quantum Encryption Algorithms for iMessage

Apple announced PQ3, its post-quantum encryption standard based on the Kyber secure key-encapsulation protocol, one of the post-quantum algorithms selected by NIST in 2022. Theres a lot of detail in the Apple blog post, and more in Douglas Stabilas security analysis. I am of two minds about this...

Apple Unveils PQ3 Protocol - Post-Quantum Encryption for iMessage

Apple has announced a new post-quantum cryptographic protocol called PQ3 that it said will be integrated into iMessage to secure the messaging platform against future attacks arising from the threat of a practical quantum computer. "With compromise-resilient encryption and extensive defenses...