Cyber Resilience

CVE-2022-26700

High

Published: 23 September 2022

Published
23 September 2022
Modified
22 May 2025
KEV Added
—
Patch
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CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0031 54.3th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-26700 is a high-severity Out-of-bounds Write (CWE-787) vulnerability in Apple Safari. Its CVSS base score is 8.8 (High).

Operationally, ranked in the top 45.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A memory corruption issue was addressed with improved state management. This issue is fixed in tvOS 15.5, watchOS 8.6, iOS 15.5 and iPadOS 15.5, macOS Monterey 12.4, Safari 15.5. Processing maliciously crafted web content may lead to code execution.

CWE(s)
CWE-787

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

apple
safari
≤ 15.5
apple
ipados
≤ 15.5
apple
iphone os
≤ 15.5
apple
macos
12.0 — 12.4
apple
tvos
≤ 15.5
apple
watchos
≤ 8.6

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-16 Memory Protection
addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References