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October 2026 CVE archive

Records last modified in NIST NVD between Oct 1 and Oct 31, 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 October 2026Materially updated (Critical / KEV)
Total records
21,797
Critical
3,115
High
7,036
Medium
6,844
Low
605
Severity not reported
4,197
In CISA KEV
186

Most affected vendors (by CPE data where available): microsoft (1423), linux (722), google (413), ibm (321), oracle (193), mozilla (182), adobe (165), broadcom (118), apache (113), fabian (98)

CVESeverityCVSSKEVVendor / productPublishedModified
CVE-2026-12542
A flaw was found in Foreman.
high 7.8 —Redhat / satellite 2026-10-012026-10-16
CVE-2026-108798
A vulnerability was found in ZKTeco BioTime 9.5.6 Build 20260130.3206.
high 7.3 —— 2026-10-122026-10-16
CVE-2026-85475
A flaw was found in the Ansible Automation Platform automation controller.
high 7.2 —— 2026-09-232026-10-16
CVE-2026-76648
CopyAPIView (awx/awx/api/generics.py:873) sets permission_classes = (IsAuthentic...
high 8.5 —— 2026-09-232026-10-16
CVE-2026-83635
Out-of-bounds read in DNS Server allows an unauthorized attacker to deny service...
high 7.5 —Microsoft / windows server 2012 2026-10-132026-10-16
CVE-2026-70167
Access of resource using incompatible type ('type confusion') in DNS Server allo...
high 8.8 —Microsoft / windows server 2022 2026-10-132026-10-16
CVE-2026-96945
Uncaught exception in Windows Failover Cluster allows an unauthorized attacker t...
high 7.5 —Microsoft / windows server 2019 2026-10-132026-10-16
CVE-2026-97787
Concurrent execution using shared resource with improper synchronization ('race...
high 7.0 —Microsoft / windows 11 23h2 2026-10-132026-10-16
CVE-2026-97792
Improper access control in Windows Container Isolation FS Filter Driver (unionfs...
high 7.8 —Microsoft / windows 11 23h2 2026-10-132026-10-16
CVE-2026-97794
Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unio...
high 7.8 —Microsoft / windows 11 23h2 2026-10-132026-10-16
CVE-2026-97799
Improper verification of cryptographic signature in Windows Audio Service allows...
high 7.8 —Microsoft / windows 11 24h2 2026-10-132026-10-16
CVE-2026-97800
Incorrect permission assignment for critical resource in Windows Mobile Broadban...
high 7.8 —Microsoft / windows 11 24h2 2026-10-132026-10-16
CVE-2026-97803
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to el...
high 7.8 —Microsoft / windows 11 26h1 2026-10-132026-10-16
CVE-2026-97810
Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unio...
high 7.0 —Microsoft / windows 11 24h2 2026-10-132026-10-16
CVE-2026-97312
Photoshop Desktop is affected by an out-of-bounds write vulnerability that could...
high 7.8 —Adobe / photoshop 2026-10-132026-10-16
CVE-2026-104348
Photoshop Desktop is affected by a Heap-based Buffer Overflow vulnerability that...
high 7.8 —Adobe / photoshop 2026-10-132026-10-16
CVE-2026-104347
Photoshop Desktop is affected by an out-of-bounds write vulnerability that could...
high 7.8 —Adobe / photoshop 2026-10-132026-10-16
CVE-2026-104346
Photoshop Desktop is affected by an out-of-bounds write vulnerability that could...
high 7.8 —Adobe / photoshop 2026-10-132026-10-16
CVE-2026-100112
Photoshop Desktop is affected by an out-of-bounds write vulnerability that could...
high 7.8 —Adobe / photoshop 2026-10-132026-10-16
CVE-2026-100111
Photoshop Desktop is affected by an out-of-bounds write vulnerability that could...
high 7.8 —Adobe / photoshop 2026-10-132026-10-16
CVE-2026-96522
Photoshop Desktop is affected by an out-of-bounds write vulnerability that could...
high 7.8 —Adobe / photoshop 2026-10-132026-10-16
CVE-2026-96523
Photoshop Desktop is affected by an out-of-bounds write vulnerability that could...
high 7.8 —Adobe / photoshop 2026-10-132026-10-16
CVE-2026-101311
The framebuffer device model's maximum resolution constants were duplicated betw...
high 7.0 —— 2026-10-152026-10-16
CVE-2026-101310
The HDA audio device model did not check for zero-length Buffer Descriptor List...
high 7.0 —— 2026-10-152026-10-16
CVE-2026-101309
The xHCI (USB 3) device model did not validate or save the event ring size provi...
high 7.0 —— 2026-10-152026-10-16
CVE-2026-94449
A flaw was found in the SmallRye Fault Tolerance library, which is used by Quark...
high 7.5 —— 2026-09-212026-10-16
CVE-2026-97777
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized atta...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15
CVE-2026-97778
Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15
CVE-2026-97780
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized atta...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15
CVE-2026-97769
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized atta...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15
CVE-2026-97770
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized att...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15
CVE-2026-97771
Use after free in Microsoft Office Excel allows an unauthorized attacker to exec...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15
CVE-2026-97772
Double free in Microsoft Office Excel allows an unauthorized attacker to execute...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15
CVE-2026-97773
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized atta...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15
CVE-2026-97775
Use after free in Microsoft Office Excel allows an unauthorized attacker to exec...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15
CVE-2026-97776
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized atta...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15
CVE-2026-97759
Use after free in Microsoft Office Excel allows an unauthorized attacker to exec...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15
CVE-2026-97761
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized att...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15
CVE-2026-97762
Out-of-bounds write in Microsoft Office Excel allows an unauthorized attacker to...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15
CVE-2026-97763
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized atta...
high 8.8 —Microsoft / 365 apps 2026-10-132026-10-15

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.