October 2026 CVE archive
Records published 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.
Total records
17,457
Critical
1,337
High
5,864
Medium
6,249
Low
648
Severity not reported
3,359
In CISA KEV
20
Most affected vendors (by CPE data where available): microsoft (1307), google (756), oracle (156), ibm (140), adobe (138), broadcom (61), langflow (57), apache (45), freerdp (42), linuxfoundation (41)
| CVE | Severity | CVSS | KEV | Vendor / product | Published | Modified |
|---|---|---|---|---|---|---|
| CVE-2026-88116 Untrusted pointer dereference in DNS Server allows an unauthorized attacker to e... |
high | 8.8 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88101 Weak authentication in Microsoft Input Method Editor (IME) allows an authorized... |
high | 7.8 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-17 |
| CVE-2026-88103 Use after free in Windows Broadcast DVR User Service allows an authorized attack... |
high | 7.0 | — | Microsoft / windows 10 1809 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88105 Use after free in Windows Broadcast DVR User Service allows an authorized attack... |
high | 7.8 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88106 Use after free in Windows Cloud Files Mini Filter Driver allows an authorized at... |
high | 7.0 | — | Microsoft / windows 10 1809 | 2026-10-13 | 2026-10-28 |
| CVE-2026-88107 Use after free in Windows Cloud Files Mini Filter Driver allows an authorized at... |
high | 7.0 | — | Microsoft / windows 10 1809 | 2026-10-13 | 2026-10-28 |
| CVE-2026-88109 Use after free in Microsoft Office Click-To-Run allows an authorized attacker to... |
high | 7.8 | — | Microsoft / 365 apps | 2026-10-13 | 2026-10-15 |
| CVE-2026-88093 Heap-based buffer overflow in Desktop Window Manager allows an authorized attack... |
high | 7.8 | — | Microsoft / windows 10 1809 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88094 Improper neutralization of special elements in output used by a downstream compo... |
high | 8.1 | — | — | 2026-10-13 | 2026-10-29 |
| CVE-2026-88096 Concurrent execution using shared resource with improper synchronization ('race... |
high | 7.0 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88098 Untrusted pointer dereference in Windows Security Support Provider Interface all... |
high | 7.0 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88100 Use after free in Windows Storage Spaces Controller allows an authorized attacke... |
high | 7.8 | — | Microsoft / windows 11 24h2 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88073 Use after free in Windows Graphics Kernel allows an authorized attacker to eleva... |
high | 7.8 | — | Microsoft / windows 10 21h2 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88074 Integer overflow or wraparound in Windows Virtualization-Based Security (VBS) En... |
high | 7.8 | — | Microsoft / windows 11 23h2 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88075 Improper neutralization of special elements used in an sql command ('sql injecti... |
high | 8.8 | — | Microsoft / configuration manager 2503 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88076 Null pointer dereference in Windows Installer allows an authorized attacker to e... |
high | 7.0 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88079 Null pointer dereference in Windows MIDI Service Module allows an authorized att... |
high | 7.0 | — | Microsoft / windows 11 24h2 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88080 Use after free in Windows Installer allows an authorized attacker to elevate pri... |
high | 7.8 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88091 Deserialization of untrusted data in Windows Management Instrumentation allows a... |
high | 7.8 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-16 |
| CVE-2026-87715 Use after free in Windows Installer allows an authorized attacker to elevate pri... |
high | 7.0 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-16 |
| CVE-2026-87716 Heap-based buffer overflow in Windows Storage Spaces Controller allows an unauth... |
high | 7.5 | — | Microsoft / windows 10 1809 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88070 Out-of-bounds read in Windows BitLocker allows an authorized attacker to elevate... |
high | 7.8 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88071 Double free in Windows Hyper-V allows an authorized attacker to elevate privileg... |
high | 7.8 | — | Microsoft / windows 11 23h2 | 2026-10-13 | 2026-10-16 |
| CVE-2026-88072 Improper access control in Windows Host Guardian Service allows an authorized at... |
high | 7.8 | — | Microsoft / windows 10 1809 | 2026-10-13 | 2026-10-16 |
| CVE-2026-87710 Improper access control in Microsoft Local Security Authority Server (lsasrv) al... |
high | 7.0 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-16 |
| CVE-2026-87711 Stack-based buffer overflow in Windows Installer allows an authorized attacker t... |
high | 7.8 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-16 |
| CVE-2026-87712 Use after free in Windows Quality of Service (QoS) Packet Scheduler allows an au... |
high | 7.8 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-16 |
| CVE-2026-87713 Use after free in Windows Bluetooth Port Driver allows an unauthorized attacker... |
high | 7.5 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-16 |
| CVE-2026-87702 Integer overflow or wraparound in Windows Resource Management (MRM) allows an au... |
high | 7.8 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-28 |
| CVE-2026-87704 Use after free in Windows Installer allows an authorized attacker to elevate pri... |
high | 7.0 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-28 |
| CVE-2026-87705 Improper verification of source of a communication channel in Windows Hyper-V al... |
high | 7.4 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-28 |
| CVE-2026-87706 Heap-based buffer overflow in Windows Storage Spaces Controller allows an author... |
high | 7.8 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-28 |
| CVE-2026-87707 Heap-based buffer overflow in Windows Fax and Scan Service allows an authorized... |
high | 7.8 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-28 |
| CVE-2026-87708 Use after free in Windows Installer allows an authorized attacker to elevate pri... |
high | 7.0 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-28 |
| CVE-2026-87695 Inclusion of functionality from untrusted control sphere in Microsoft Exchange S... |
high | 7.8 | — | Microsoft / exchange server | 2026-10-13 | 2026-10-27 |
| CVE-2026-87696 Improper verification of cryptographic signature in Microsoft Exchange Server al... |
high | 7.5 | — | Microsoft / exchange server | 2026-10-13 | 2026-10-27 |
| CVE-2026-87697 Deserialization of untrusted data in .NET allows an unauthorized attacker to exe... |
high | 8.8 | — | — | 2026-10-13 | 2026-10-22 |
| CVE-2026-87699 Heap-based buffer overflow in Winlogon allows an authorized attacker to elevate... |
high | 7.8 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-27 |
| CVE-2026-87700 Use after free in Windows Installer allows an authorized attacker to elevate pri... |
high | 7.8 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-28 |
| CVE-2026-85943 Time-of-check time-of-use (toctou) race condition in Reliable Multicast Transpor... |
high | 7.0 | — | Microsoft / windows 10 1607 | 2026-10-13 | 2026-10-29 |
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.