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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
11,186
Critical
1,210
High
4,308
Medium
4,071
Low
456
Severity not reported
1,141
In CISA KEV
59

Most affected vendors (by CPE data where available): microsoft (945), google (605), oracle (274), apple (244), adobe (197), dell (137), ibm (104), arubanetworks (101), mongodb (64), apache (53)

CVESeverityCVSSKEVVendor / productPublishedModified
CVE-2026-69895
Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to dis...
medium 4.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69853
Use of uninitialized resource in Windows Win32K allows an authorized attacker to...
medium 4.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69839
Uncaught exception in Windows iSCSI Target Service allows an authorized attacker...
medium 6.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69832
Exposure of sensitive system information to an unauthorized control sphere in Wi...
medium 4.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69808
Out-of-bounds read in Windows Win32K allows an authorized attacker to disclose i...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69770
Use of uninitialized resource in Windows Spaceport.sys allows an authorized atta...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69723
Exposure of sensitive system information to an unauthorized control sphere in Wi...
medium 5.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69713
Dependency on vulnerable third-party component in Windows Secure Boot allows an...
medium 4.4 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69684
Generation of error message containing sensitive information in Windows Error Re...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69679
Out-of-bounds read in Windows DHCP Server allows an authorized attacker to deny...
medium 5.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69672
Use of uninitialized resource in Windows DNS allows an authorized attacker to di...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69637
Out-of-bounds read in Windows DHCP Server allows an authorized attacker to deny...
medium 5.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69624
Incomplete list of disallowed inputs in Active Directory Certificate Services (A...
medium 6.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69627
Out-of-bounds read in Windows Remote Desktop Licensing Service allows an authori...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69618
Out-of-bounds read in Windows SMB Client allows an authorized attacker to disclo...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69616
Out-of-bounds read in Windows Remote Desktop Services allows an authorized attac...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69568
Out-of-bounds read in Windows Storage Spaces Controller allows an authorized att...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69569
Untrusted pointer dereference in Windows Print Spooler Components allows an auth...
medium 5.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69572
Out-of-bounds read in Windows SMB Client allows an authorized attacker to disclo...
medium 5.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69566
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to ex...
medium 6.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69552
Generation of error message containing sensitive information in Windows Print Sp...
medium 5.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69554
Missing authentication for critical function in Microsoft Windows Search Compone...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69548
Heap-based buffer overflow in Windows RNDIS allows an unauthorized attacker to d...
medium 4.6 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69527
Out-of-bounds read in Windows USB Mass Storage Class Driver allows an authorized...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69504
Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose inf...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69497
Missing release of memory after effective lifetime in Windows DHCP Server allows...
medium 6.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69483
Out-of-bounds read in Windows Image Acquisition allows an authorized attacker to...
medium 4.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69490
Out-of-bounds read in Windows USB Mass Storage Class Driver allows an unauthoriz...
medium 6.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69474
Use after free in Windows Overlay Filter allows an authorized attacker to disclo...
medium 4.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69457
Out-of-bounds read in Windows USB Driver allows an authorized attacker to disclo...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69415
Missing authentication for critical function in Windows DHCP Server allows an au...
medium 6.8 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69416
Buffer over-read in Windows DHCP Server allows an authorized attacker to deny se...
medium 5.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69406
Exposure of sensitive system information to an unauthorized control sphere in Wi...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69405
Missing release of memory after effective lifetime in Windows DHCP Server allows...
medium 5.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69381
Out-of-bounds read in Windows Storage Port Driver allows an unauthorized attacke...
medium 4.6 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69372
Out-of-bounds read in Windows Network File System allows an authorized attacker...
medium 5.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69373
Integer overflow or wraparound in Windows Overlay Filter allows an authorized at...
medium 6.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69369
Out-of-bounds read in Windows DNS allows an authorized attacker to disclose info...
medium 5.5 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69349
Use of uninitialized resource in Windows Management Instrumentation allows an au...
medium 5.7 —Microsoft / windows 10 1607 2026-09-082026-09-24
CVE-2026-69350
Heap-based buffer overflow in Windows Overlay Filter allows an authorized attack...
medium 6.7 —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.