ACTIVELY EXPLOITED

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

Facts
VendorApple
ProductMultiple Products
Actively exploitedYes
Added to CISA KEV20 Mar 2026
CISA federal deadline3 Apr 2026
Weakness (CWE)CWE-119

Required action (CISA's text)

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Description (NVD)

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.

SOURCES

Other Apple flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.