Vulnerability · Published Mar 25, 2026 · Assigned by apple
CVE-2026-28879
Medium 6.5
In plain English
A medium-severity use-after-free in iOS and iPadOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.5%top 60.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. Processing maliciously crafted web content may lead to an unexpected process crash.
Affected products (as reported)
Weakness: CWE-416 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
References
- https://support.apple.com/en-us/126792
- https://support.apple.com/en-us/126793
- https://support.apple.com/en-us/126794
- https://support.apple.com/en-us/126795
- https://support.apple.com/en-us/126796
- https://support.apple.com/en-us/126797
- https://support.apple.com/en-us/126798
- https://support.apple.com/en-us/126799