Unrated severityCISA KEVNVD Advisory· Published Apr 2, 2021· Updated Oct 21, 2025
CVE-2021-1879
CVE-2021-1879
Description
This issue was addressed by improved management of object lifetimes. This issue is fixed in iOS 12.5.2, iOS 14.4.2 and iPadOS 14.4.2, watchOS 7.3.3. Processing maliciously crafted web content may lead to universal cross site scripting. Apple is aware of a report that this issue may have been actively exploited..
Affected products
3- Range: unspecified
- Apple/iOSv5Range: unspecified
- Apple/iOS and iPadOSv5Range: unspecified
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- support.apple.com/en-us/HT212256mitrex_refsource_MISC
- support.apple.com/en-us/HT212257mitrex_refsource_MISC
- support.apple.com/en-us/HT212258mitrex_refsource_MISC
News mentions
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