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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-2026-69509
Heap-based buffer overflow in Windows Fax Service allows an authorized attacker...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69510
Stack-based buffer overflow in Windows DHCP Server allows an unauthorized attack...
high 8.1 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69511
Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unaut...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69512
Heap-based buffer overflow in Windows Spaceport.sys allows an authorized attacke...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-23
CVE-2026-69513
Heap-based buffer overflow in Windows Error Reporting allows an authorized attac...
high 7.8 —Microsoft / windows 10 1809 2026-09-082026-09-18
CVE-2026-69514
Heap-based buffer overflow in Windows Remote Desktop Services allows an authoriz...
high 7.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69501
Untrusted pointer dereference in Windows Secure Kernel Mode allows an authorized...
high 7.0 —Microsoft / windows 10 21h2 2026-09-082026-09-14
CVE-2026-69503
Stack-based buffer overflow in Windows USB Driver allows an authorized attacker...
high 8.0 —Microsoft / windows 10 1809 2026-09-082026-09-16
CVE-2026-69505
Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate priv...
high 8.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69508
Stack-based buffer overflow in Windows MIDI Service Module allows an authorized...
high 7.8 —Microsoft / windows 11 24h2 2026-09-082026-09-23
CVE-2026-69495
Heap-based buffer overflow in Windows Event Logging Service allows an unauthoriz...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-28
CVE-2026-69498
Use after free in Windows Win32K allows an authorized attacker to elevate privil...
high 7.0 —Microsoft / windows 10 1809 2026-09-082026-09-28
CVE-2026-69499
Integer overflow or wraparound in Windows Imaging Component allows an unauthoriz...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-28
CVE-2026-69500
Use after free in Windows Image Acquisition allows an authorized attacker to ele...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69489
Heap-based buffer overflow in Windows Biometric Service allows an authorized att...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-11
CVE-2026-69492
Heap-based buffer overflow in Windows Partition Management Driver allows an auth...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-28
CVE-2026-69494
Out-of-bounds read in Windows Event Logging Service allows an unauthorized attac...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-28
CVE-2026-69481
Heap-based buffer overflow in Windows Enterprise App Management allows an author...
high 8.0 —Microsoft / windows 10 1607 2026-09-082026-09-28
CVE-2026-69482
Creation of temporary file in directory with insecure permissions in Windows Err...
high 7.1 —Microsoft / windows 10 1607 2026-09-082026-09-28
CVE-2026-69485
Use of uninitialized resource in Remote Desktop Client allows an authorized atta...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-29
CVE-2026-69488
Use after free in Windows Device Association Service allows an authorized attack...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-28
CVE-2026-69475
Untrusted pointer dereference in Windows Remote Desktop Services allows an autho...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69476
Heap-based buffer overflow in Windows Biometric Service allows an authorized att...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-11
CVE-2026-69477
Heap-based buffer overflow in Microsoft Office Access allows an authorized attac...
high 7.3 —Microsoft / 365 apps 2026-09-082026-09-10
CVE-2026-69478
Heap-based buffer overflow in Windows Device Association Service allows an autho...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-28
CVE-2026-69479
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to ex...
high 8.4 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69480
Heap-based buffer overflow in Windows Partition Management Driver allows an auth...
high 7.8 —Microsoft / windows 10 21h2 2026-09-082026-09-28
CVE-2026-69468
Heap-based buffer overflow in Windows Volume Manager Extension Driver allows an...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-28
CVE-2026-69470
Use after free in Windows Connected User Experiences and Telemetry allows an aut...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-28
CVE-2026-69472
Use after free in Windows Devices Human Interface allows an authorized attacker...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-28
CVE-2026-69473
Use after free in Windows Kernel allows an authorized attacker to elevate privil...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69461
Stack-based buffer overflow in Windows NTFS allows an unauthorized attacker to e...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69462
Heap-based buffer overflow in Windows Error Reporting allows an authorized attac...
high 8.0 —Microsoft / windows 10 1607 2026-09-082026-09-28
CVE-2026-69464
Execution with unnecessary privileges in Microsoft Office SharePoint allows an a...
high 8.8 —Microsoft / sharepoint server 2026-09-082026-09-09
CVE-2026-69465
Missing authorization in Microsoft Office SharePoint allows an authorized attack...
high 8.8 —Microsoft / sharepoint server 2026-09-082026-09-09
CVE-2026-69466
Time-of-check time-of-use (toctou) race condition in Windows Kernel allows an au...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69467
Stack-based buffer overflow in Microsoft Graphics Component allows an authorized...
high 7.8 —Microsoft / windows 10 21h2 2026-09-082026-09-10
CVE-2026-69455
Heap-based buffer overflow in Windows Remote Access Connection Manager allows an...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-25
CVE-2026-69456
Heap-based buffer overflow in Microsoft Windows Speech allows an authorized atta...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-25
CVE-2026-69458
Out-of-bounds read in Windows BitLocker allows an authorized attacker to elevate...
high 8.0 —Microsoft / windows 10 1607 2026-09-082026-09-25

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.