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September 2026 CVE archive

Records published in NIST NVD between Sep 1 and Sep 30, 2026 (UTC). Data imported from the NVD CVE API 2.0 and the CISA KEV catalog; each record shows its own source and verification time.

Published in September 2026Materially updated (Critical / KEV)
Total records
15,074
Critical
1,387
High
5,790
Medium
4,826
Low
527
Severity not reported
2,544
In CISA KEV
32

Most affected vendors (by CPE data where available): microsoft (995), google (652), oracle (309), apple (245), ibm (229), adobe (213), mozilla (191), dell (185), arubanetworks (100), apache (88)

CVESeverityCVSSKEVVendor / productPublishedModified
CVE-2026-43684
A use-after-free issue was addressed with improved memory management.
high 7.8 —Apple / ipados 2026-09-142026-09-16
CVE-2026-43686
A use-after-free issue was addressed with improved memory management.
high 8.8 —Apple / ipados 2026-09-142026-09-16
CVE-2026-28935
The issue was addressed with improved memory handling.
high 7.5 —Apple / ipados 2026-09-142026-09-17
CVE-2026-28938
A privacy issue was addressed by moving sensitive data.
high 7.5 —Apple / ipados 2026-09-142026-09-17
CVE-2026-28960
A denial-of-service issue was addressed with improved validation.
high 7.5 —Apple / ipados 2026-09-142026-09-15
CVE-2026-20683
An authentication issue was addressed with improved state management.
high 7.1 —Apple / ipados 2026-09-142026-09-17
CVE-2026-86902
A parsing issue in the handling of directory paths was addressed with improved p...
medium 5.5 —Apple / macos 2026-09-142026-09-18
CVE-2026-86903
An out-of-bounds read was addressed with improved input validation.
medium 5.5 —Apple / ipados 2026-09-142026-09-16
CVE-2026-86905
This issue was addressed by removing the vulnerable code.
medium 5.5 —Apple / ipados 2026-09-142026-09-16
CVE-2026-86909
A logic issue was addressed with improved state management.
medium 4.4 —Apple / macos 2026-09-142026-09-18
CVE-2026-86910
A permissions issue was addressed with improved path validation.
medium 5.5 —Apple / macos 2026-09-142026-09-18
CVE-2026-86911
This issue was addressed with improved state management.
medium 5.5 —Apple / macos 2026-09-142026-09-18
CVE-2026-86924
A memory corruption issue was addressed with improved input validation.
medium 5.5 —Apple / ipados 2026-09-142026-09-18
CVE-2026-86892
This issue was addressed with additional entitlement checks.
medium 5.5 —Apple / ipados 2026-09-142026-09-18
CVE-2026-86897
This issue was addressed with additional entitlement checks.
medium 5.5 —Apple / safari 2026-09-142026-09-18
CVE-2026-86898
A logic issue was addressed with improved state management.
medium 5.4 —Apple / safari 2026-09-142026-09-18
CVE-2026-86900
An out-of-bounds read issue was addressed with improved input validation.
medium 6.5 —Apple / macos 2026-09-142026-09-18
CVE-2026-86882
An out-of-bounds write issue was addressed with improved bounds checking.
medium 6.5 —Apple / ipados 2026-09-142026-09-16
CVE-2026-86883
A privacy issue was addressed with improved handling of files.
medium 5.5 —Apple / ipados 2026-09-142026-09-16
CVE-2026-86884
A permissions issue was addressed with additional restrictions.
medium 5.5 —Apple / ipados 2026-09-142026-09-18
CVE-2026-86885
An input validation issue was addressed with improved input validation.
medium 6.5 —Apple / ipados 2026-09-142026-09-16
CVE-2026-86886
A path traversal issue was addressed with improved input validation.
medium 5.5 —Apple / ipados 2026-09-142026-09-18
CVE-2026-86889
A certificate validation issue was addressed with improved certificate validatio...
medium 4.8 —Apple / macos 2026-09-142026-09-16
CVE-2026-86890
A logic issue was addressed with improved checks.
medium 4.6 —Apple / ipados 2026-09-142026-09-16
CVE-2026-84635
A logic issue was addressed with improved state management.
medium 6.5 —Apple / safari 2026-09-142026-09-18
CVE-2026-84636
An authorization issue was addressed with improved state management.
medium 5.5 —Apple / ipados 2026-09-142026-09-18
CVE-2026-86869
An out-of-bounds write issue was addressed with improved bounds checking.
medium 6.5 —Apple / ipados 2026-09-142026-09-18
CVE-2026-86870
A heap buffer overflow was addressed with improved bounds checking.
medium 6.5 —Apple / ipados 2026-09-142026-09-18
CVE-2026-86876
An out-of-bounds write issue was addressed with improved bounds checking.
medium 5.2 —Apple / ipados 2026-09-142026-09-15
CVE-2026-86878
A permissions issue was addressed with additional restrictions.
medium 5.5 —Apple / ipados 2026-09-142026-09-16
CVE-2026-86879
A denial-of-service issue was addressed with improved input validation.
medium 6.5 —Apple / ipados 2026-09-142026-09-15
CVE-2026-84621
An authorization issue was addressed with improved access control.
medium 5.5 —Apple / ipados 2026-09-142026-09-23
CVE-2026-84622
A memory initialization issue was addressed with improved memory handling.
medium 6.2 —Apple / ipados 2026-09-142026-09-18
CVE-2026-84624
A permissions issue was addressed with improved path validation.
medium 5.5 —Apple / ipados 2026-09-142026-09-23
CVE-2026-84628
An authorization issue was addressed with improved state management.
medium 5.5 —Apple / ipados 2026-09-142026-09-23
CVE-2026-84630
A race condition was addressed with improved state handling.
medium 4.7 —Apple / ipados 2026-09-142026-09-16
CVE-2026-84612
An authorization issue was addressed with improved access control.
medium 5.5 —Apple / ipados 2026-09-142026-09-16
CVE-2026-84615
An authorization issue was addressed with improved state management.
medium 5.5 —Apple / ipados 2026-09-142026-09-18
CVE-2026-84616
A type confusion issue was addressed with improved memory handling.
medium 5.5 —Apple / ipados 2026-09-142026-09-18
CVE-2026-84617
An authorization issue was addressed with improved state management.
medium 5.5 —Apple / ipados 2026-09-142026-09-16

Sources: NIST NVD (CVE API 2.0) and the CISA KEV catalog. Severity is as stated by the source; missing values are shown as “not reported”, never estimated.