Apple, iOS 18.6 released the update. Update, A critical vulnerability targeting the Chrome browser It closes and concerns all Apple devices.
Open, defined as CV-2025-6558, can cause the browser to collapse when harmful web content is processed on the safari. However, the problem is not only in Apple’s own software, but also in browsers working on the same open source code. Especially Google Chrome This is influenced.
Although it is not explicitly specified in the update notes by Apple, then the technical reports published later To run malicious code in Chrome’s GPU processing process shows that it provides opportunities. When such an attack is successful, access to deeper layers of the system becomes possible. Therefore, it goes beyond being only a browser problem.
It also endangers these open Apple systems targeting Google Chrome
Although the security vulnerability coded CV-2025-6558 seems to be associated with the safari, on its basis Open source components commonly used is located. Apple, the update is not only for iOS, but MacOS, iPados, TVOS, Watchos and Visionos announced that it is also valid for other platforms such as.
There is no direct information that this security weakness is actively used on Apple devices. But Bleeping Computer Open according to the details transferred by, on Chrome users actively used. For this reason, it is considered that users in the Apple ecosystem may remain at risk.
The United States Cyber Security and Infrastructure Safety Agency (CISA) included this gap in the list of “known abused security deficits” list. CISA instructed federal institutions to updates all relevant software up to 12 August 2025. This demonstrates how serious the deficit can lead to.
The iOS 18.6 update does not offer a new feature in terms of exterior and function. Once the phones have installed the update, they continue to work with the same user interface as iOS 18.5. But Safety improvements in the backgroundthis update makes it very important technically.
In total in the update notes published by Apple More than 20 security vulnerabilities have been closed information. However, in these explanations, it was not directly stated which deficits were in zero -day status. After the developments, CV-2025-6558 was included in this scope.
The update needs to be manually controlled and installed on all user devices. iPhone users can start the update by following “Settings> General> Software Update” steps. Chrome users should use the “Help> about Google Chrome” menu to update the browser.
In addition to Apple devicesMicrosoft Edge, Opera and similar Chromium -based browsers It can be affected by the same vulnerability. For this reason, not only Apple, but also on other platforms that use this infrastructure needed.
Update made by Apple, A security approach between inclusive and platforms part. Although there is no data in Apple products that this deficit is used actively, the update made prevention as important.