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September 2026 CVE archive

Records last modified 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. The modified view only includes records that were CRITICAL or CISA-KEV-listed when imported — it is not a complete list of every modification.

Published in September 2026Materially updated (Critical / KEV)
Total records
11,291
Critical
1,223
High
4,345
Medium
4,103
Low
460
Severity not reported
1,160
In CISA KEV
59

Most affected vendors (by CPE data where available): microsoft (945), google (608), oracle (274), apple (244), adobe (197), dell (138), ibm (104), arubanetworks (101), mongodb (64), apache (56)

CVESeverityCVSSKEVVendor / productPublishedModified
CVE-2026-69707
Integer overflow or wraparound in Windows USB Audio Class driver (usbaudio.sys)...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69685
Heap-based buffer overflow in Windows Kerberos allows an authorized attacker to...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69687
Integer underflow (wrap or wraparound) in Windows USB Audio Class driver (usbaud...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69688
Heap-based buffer overflow in Windows Encrypting File System (EFS) allows an aut...
high 7.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69676
Authentication bypass by capture-replay in Windows Kerberos allows an authorized...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69680
Origin validation error in Windows DNS allows an unauthorized attacker to perfor...
high 8.1 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69681
Heap-based buffer overflow in Virtual Hard Disk (VHD) Miniport Driver allows an...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69645
Use after free in Windows Message Queuing allows an authorized attacker to eleva...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69669
Heap-based buffer overflow in Windows Kernel allows an unauthorized attacker to...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69631
Integer overflow or wraparound in Windows DNS allows an unauthorized attacker to...
high 7.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69638
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-2026-69643
Heap-based buffer overflow in Windows Spaceport.sys allows an authorized attacke...
high 8.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69628
Heap-based buffer overflow in Windows iSCSI allows an authorized attacker to exe...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69630
Out-of-bounds read in Windows Win32K allows an authorized attacker to elevate pr...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69619
Out-of-bounds read in Windows exFAT File System allows an authorized attacker to...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69620
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-2026-69621
Heap-based buffer overflow in Windows Fax Service allows an authorized attacker...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69623
Heap-based buffer overflow in Windows HTTP Print Provider allows an authorized a...
high 8.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69612
Absolute path traversal in Windows Error Reporting allows an authorized attacker...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69613
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-2026-69607
Use after free in Windows Deployment Services allows an unauthorized attacker to...
high 7.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69608
Integer overflow or wraparound in Microsoft Windows Search Component allows an a...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69600
Use after free in Microsoft Windows Search Component allows an authorized attack...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69601
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-2026-69603
Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to e...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69604
Heap-based buffer overflow in Windows Audio Service allows an authorized attacke...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69592
Heap-based buffer overflow in Windows Universal Disk Format File System Driver (...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69598
Incorrect calculation of buffer size in Windows iSCSI allows an unauthorized att...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69582
Buffer over-read in Windows Volume Manager Extension Driver allows an authorized...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69584
Integer overflow or wraparound in Windows USB Video Driver allows an authorized...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69585
Incorrect type conversion or cast in Microsoft Windows Search Component allows a...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69578
Numeric truncation error in Windows Kernel allows an authorized attacker to elev...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69581
Use after free in Windows Device Association Service allows an authorized attack...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69571
Heap-based buffer overflow in Windows USB Audio Class driver (usbaudio.sys) allo...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69573
Use after free in Windows Universal Disk Format File System Driver (UDFS) allows...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69561
Out-of-bounds read in Windows CD-ROM Driver allows an authorized attacker to ele...
high 7.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69564
Heap-based buffer overflow in Windows Online Certificate Status Protocol (OCSP)...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69567
Use after free in Windows NTFS allows an authorized attacker to elevate privileg...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69551
Use after free in Windows DNS allows an authorized attacker to execute code over...
high 8.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69560
Use after free in Windows Work Folder Service allows an authorized attacker to e...
high 7.0 —Microsoft / windows 10 1607 2026-09-082026-09-24

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.