CVE-2021-30952CISA KEVEPSS p93.8%

CVE-2021-30952Apple Multiple Products Integer Overflow or Wraparound Vulnerability

Apple / Multiple Products

Description

Apple tvOS, macOS, Safari, iPadOS and watchOS contain an integer overflow or wraparound vulnerability due to the processing of maliciously crafted web content that may lead to arbitrary code execution.

Scoring

EPSS7.62% probability of exploitation · percentile 93.8% · 2026-06-18T12:00:27Z

CISA KEV entry

Added to KEV: 2026-03-05

(incoming)1

TypeTargetConfidenceTier
KEVEntryApple Multiple Products Integer Overflow or Wraparound Vulnerabilitykev-cve-2021-309520%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
Apple Multiple Products WebKit Integer Overflow Vulnerability
CVE
Apple Multiple Products Buffer Overflow Vulnerability
CVE
Apple Multiple Products Integer Overflow Vulnerability
CVE
Apple Multiple Products Classic Buffer Overflow Vulnerability
CVE
Apple Multiple Products Memory Corruption Vulnerability
CVE
Apple Multiple Products WebKit Memory Corruption Vulnerability
Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.