CVE-2025-31277 — Apple Multiple Products: Apple Multiple Products Buffer Overflow Vulnerability

CVE-2025-31277 — Apple Multiple Products: Apple Multiple Products Buffer Overflow Vulnerability

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CVE-2025-31277 — Apple Safari, iOS, watchOS, visionOS, iPadOS, macOS, and tvOS contain a buffer overflow vulnerability that could allow the processing of maliciously crafted web content which may lead to memory corruption.

What This Means For You

  • CISA has confirmed active exploitation — immediate patching required.
  • Added to CISA KEV catalog — federal agencies must remediate by 2026-04-03.

Indicators of Compromise

IDTypeIndicator
CVE-2025-31277 Buffer Overflow Apple Safari, iOS, watchOS, visionOS, iPadOS, macOS, and tvOS: Processing of maliciously crafted web content leading to memory corruption.
CVE-2025-31277 Memory Corruption Apple Safari, iOS, watchOS, visionOS, iPadOS, macOS, and tvOS: Buffer overflow vulnerability allowing processing of maliciously crafted web content.
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Source & Attribution
Source PlatformCISA
ChannelCISA KEV
PublishedMarch 20, 2026 at 14:00 UTC

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