Apple Releases macOS Big Sur 11.2.3 With WebKit Security Fix

Apple today released macOS Big Sur 11.2.3, the fifth update to the macOS Big Sur operating system that launched in November. macOS Big Sur 11.2.3 comes two weeks after the release of macOS 11.2.2, a bug fix update.

macOS Big Sur Feature Orange
The new ‌‌‌‌‌macOS Big Sur‌‌‌‌ 11.2.3 update can be downloaded for free on all eligible Macs using the Software Update section of System Preferences.

Apple says that macOS Big Sur 11.2.3 introduces important security updates and should be installed by all users, with an additional support document clarifying that the software addresses WebKit vulnerability that could allow maliciously crafted web content to execute code.

Apple has also released a new version of Safari (14.0.3) for macOS Catalina and macOS Mojave users.

Related Forum: macOS Big Sur

Popular Stories

iPhone SE 4 Vertical Camera Feature

iPhone SE 4 Rumored to Use Same Rear Chassis as iPhone 16

Friday July 19, 2024 7:16 am PDT by
Apple will adopt the same rear chassis manufacturing process for the iPhone SE 4 that it is using for the upcoming standard iPhone 16, claims a new rumor coming out of China. According to the Weibo-based leaker "Fixed Focus Digital," the backplate manufacturing process for the iPhone SE 4 is "exactly the same" as the standard model in Apple's upcoming iPhone 16 lineup, which is expected to...
iPhone 16 Pro Sizes Feature

iPhone 16 Series Is Just Two Months Away: Everything We Know

Monday July 15, 2024 4:44 am PDT by
Apple typically releases its new iPhone series around mid-September, which means we are about two months out from the launch of the iPhone 16. Like the iPhone 15 series, this year's lineup is expected to stick with four models – iPhone 16, iPhone 16 Plus, iPhone 16 Pro, and iPhone 16 Pro Max – although there are plenty of design differences and new features to take into account. To bring ...
iphone 14 lineup

Cellebrite Unable to Unlock iPhones on iOS 17.4 or Later, Leak Reveals

Thursday July 18, 2024 4:18 am PDT by
Israel-based mobile forensics company Cellebrite is unable to unlock iPhones running iOS 17.4 or later, according to leaked documents verified by 404 Media. The documents provide a rare glimpse into the capabilities of the company's mobile forensics tools and highlight the ongoing security improvements in Apple's latest devices. The leaked "Cellebrite iOS Support Matrix" obtained by 404 Media...
tinypod apple watch

TinyPod Turns Your Apple Watch Into an iPod

Wednesday July 17, 2024 3:18 pm PDT by
If you have an old Apple Watch and you're not sure what to do with it, a new product called TinyPod might be the answer. Priced at $79, the TinyPod is a silicone case with a built-in scroll wheel that houses the Apple Watch chassis. When an Apple Watch is placed inside the TinyPod, the click wheel on the case is able to be used to scroll through the Apple Watch interface. The feature works...
bsod

Crowdstrike Says Global IT Outage Impacting Windows PCs, But Mac and Linux Hosts Not Affected

Friday July 19, 2024 3:12 am PDT by
A widespread system failure is currently affecting numerous Windows devices globally, causing critical boot failures across various industries, including banks, rail networks, airlines, retailers, broadcasters, healthcare, and many more sectors. The issue, manifesting as a Blue Screen of Death (BSOD), is preventing computers from starting up properly and forcing them into continuous recovery...
New MacBook Pros Launching Tomorrow With These 4 New Features 2

M5 MacBook Models to Use New Compact Camera Module in 2025

Wednesday July 17, 2024 2:58 am PDT by
Apple in 2025 will take on a new compact camera module (CCM) supplier for future MacBook models powered by its next-generation M5 chip, according to Apple analyst Ming-Chi Kuo. Writing in his latest investor note on unny-opticals-2025-business-momentum-to-benefit-509819818c2a">Medium, Kuo said Apple will turn to Sunny Optical for the CCM in its M5 MacBooks. The Chinese optical lens company...

Top Rated Comments

ArPe Avatar
44 months ago
If you don’t see the update:

1 Open Music app ?

2 Play Easy Listening for 1 hour ?

3 Open Software Update

You should see the update now.
Score: 37 Votes (Like | Disagree)
masterleep Avatar
44 months ago
Why are macOS bug fix updates so giant to download compared to their iOS counterparts?
Score: 15 Votes (Like | Disagree)
JBinATL Avatar
44 months ago
All of these point updates are making it a real joy in the enterprise.
Score: 12 Votes (Like | Disagree)
SkyRom Avatar
44 months ago
I used to not care about this much, but Big Sur has been so awful and buggy for my business that I'm pushing every upgrade ASAP. Maybe they'll finally finish this operating system by the time the new MacBook Pros launch. ?
Score: 12 Votes (Like | Disagree)
swrobel Avatar
44 months ago
It’s absurd to me that patching the browser requires an OS update. I mean, come on Apple, you created the App Store, a seemingly perfect tool for update single applications like this without requiring a reboot ?
Score: 11 Votes (Like | Disagree)
tywebb13 Avatar
44 months ago
macos 11.2.3 link

http://swcdn.apple.com/content/downloads/12/32/071-14766-A_Q2H6ELXGVG/zx8saim8tei7fezrmvu4vuab80m0e8a5ll/InstallAssistant.pkg

safari 14.0.3 for catalina link

http://swcdn.apple.com/content/downloads/15/11/071-10831-A_F9U2DK6CTY/iiqyne50g2xt78rc08bnt49yykpo4n3cg7/Safari14.0.3CatalinaAuto.pkg

safari 14.0.3 for mojave link

http://swcdn.apple.com/content/downloads/44/11/071-10830-A_HVHGD91GPY/cr9a8oy39eao60prj4iwtho4s7w7l5cmm7/Safari14.0.3MojaveAuto.pkg

Actually the macos 11.2.2 and 11.2.1 full installers are still available too in case you need to downgrade:

11.2.2 link:

http://swcdn.apple.com/content/downloads/37/23/071-08935-A_VI70PU5ZSV/dxl5i8eyczg8zje0wiks3r03r91euyi9sa/InstallAssistant.pkg

11.2.1 link:

http://swcdn.apple.com/content/downloads/00/60/071-05432-A_QOY2QE0UMR/puuz6c0epc7o0ozyovvi6tjxhzpf6uf04s/InstallAssistant.pkg
Score: 10 Votes (Like | Disagree)