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6099 articles · 220065 vulns · 37/41 feeds (7d)
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9.8
CVE-2026-84520PATCHED
apple · macos

CVE-2026-84520: A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Golden Gate 27. A local atta

Description

A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Golden Gate 27. A local attacker may be able to cause unexpected system termination or corrupt kernel memory.

Affected Products

VendorProductVersions
applemacos0

Also Affects

Downstream vendors/products affected by this vulnerability

VendorProductSourceConfidence
appleipadoscert_advisory90%
applesafaricert_advisory90%
applemacoscert_advisory90%
appleioscert_advisory90%

References

  • https://support.apple.com/en-us/149035

Related News (4 articles)

Tier B
CERT-FR18h ago
Bulletin d'actualité CERTFR-2026-ACT-040 (21 septembre 2026)
→ No new info (linked only)
Tier B
BSI Advisories6d ago
[NEU] [hoch] Apple iOS, iPadOS, macOS Tahoe, macOS Golden Gate, macOS Sequoia und Safari: Mehrere Schwachstellen
→ No new info (linked only)
Tier B
CERT-FR6d ago
Multiples vulnérabilités dans les produits Apple (15 septembre 2026)
→ No new info (linked only)
Tier C
VulDB6d ago
CVE-2026-84520 | Apple macOS up to 26 buffer overflow
→ No new info (linked only)

Discussion (0)

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CVSS 3.19.8 CRITICAL
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA KEV❌ No
Actively exploited❌ No
Patch available
27
PublishedSep 14, 2026
Trending Score57
Source articles4
Independent3
Info Completeness0/14
Missing: cve_id, title, description, vendor, product, versions, cvss, epss, cwe, kev, exploit, patch, iocs, mitre_attack

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Related CVEs (5)

CRITICALCVE-2026-65400EXPKEV
CVE-2026-65400: An authentication issue was addressed with improved state management. This issue is fixed in macOS Golden Gate 27, macOS
Trending: 155
CRITICALCVE-2026-86881
CVE-2026-86881: A certificate validation issue was addressed with improved certificate validation. This issue is fixed in iOS 26.7 and i
Trending: 57
CRITICALCVE-2026-84561
CVE-2026-84561: A double free issue was addressed with improved memory management. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS
Trending: 57
CRITICALCVE-2026-84609
CVE-2026-84609: A permissions issue was addressed with improved path validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Gold
Trending: 57
CRITICALCVE-2026-65414
CVE-2026-65414: An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.
Trending: 57

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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Sep 14, 2026
Discovered by ZDM
Sep 14, 2026
Patch Available
Sep 16, 2026