Cyber Resilience

CVE-2026-28941

High

Published: 11 May 2026

Published
11 May 2026
Modified
13 May 2026
KEV Added
Patch
CVSS Score v3.1 7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
EPSS Score 0.0004 11.3th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-28941 is a high-severity Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119) vulnerability in Apple Macos. Its CVSS base score is 7.1 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Malicious File (T1204.002); ranked at the 11.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

The issue was addressed with improved checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Tahoe 26.5. Processing a maliciously crafted file may lead to a denial-of-service or potentially disclose memory contents.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1204.002 Malicious File Execution
An adversary may rely upon a user opening a malicious file in order to gain execution.
Why these techniques?

CWE-119 buffer issue in crafted file processing directly enables user execution of malicious file (T1204.002) resulting in DoS or memory disclosure.

Confidence: MEDIUM · MITRE ATT&CK Enterprise v18.1

CVEs Like This One

CVE-2026-28944Same product: Apple Ipados
CVE-2026-28990Same product: Apple Ipados
CVE-2025-43202Same product: Apple Ipados
CVE-2024-44238Same product: Apple Ipados
CVE-2026-28905Same product: Apple Ipados
CVE-2026-28913Same product: Apple Ipados
CVE-2025-24243Same product: Apple Ipados
CVE-2026-28940Same product: Apple Ipados
CVE-2025-43264Same product: Apple Macos
CVE-2026-28855Same product: Apple Ipados

Affected Assets

apple
ipados
≤ 18.7.9
apple
iphone os
≤ 18.7.9
apple
macos
15.0 — 15.7.7 · 26.0 — 26.5

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.

addresses: CWE-119

Ongoing control assessments and code testing (static/dynamic analysis, fuzzing) surface memory buffer restriction failures, which are then remediated before release.

addresses: CWE-119

Managed runtimes used by platform-independent applications (e.g., JVM, CLR) enforce memory safety, preventing most buffer overflows that require direct memory manipulation.

addresses: CWE-119

Memory protections (e.g., W^X, ASLR) make exploitation of buffer-boundary violations far harder to turn into code execution.

addresses: CWE-119

Detects exploitation attempts that produce memory corruption, crashes, or anomalous behavior.

References