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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
21,928
Critical
3,121
High
7,064
Medium
6,896
Low
608
Severity not reported
4,239
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 (115), fabian (98)

CVESeverityCVSSKEVVendor / productPublishedModified
CVE-2026-114109
uv before 0.11.15 contains a path traversal vulnerability that allows malicious...
high 8.8 —— 2026-10-212026-10-28
CVE-2026-112353
GFI KerioConnect (Kerio Connect) before 10.0.8 Patch 2 contains a stored cross-s...
high 8.2 —— 2026-10-272026-10-28
CVE-2026-111758
markdown-it is a Markdown parser.
high 7.5 —— 2026-10-202026-10-28
CVE-2026-111255
The affiliate-toolkit – Multi-Network Affiliate & Amazon Product Display plugin...
high 7.5 —— 2026-10-282026-10-28
CVE-2026-109999
The AI Marketing Expert — AI Email Marketing, AI Content Generator, SEO Analyzer...
high 7.2 —— 2026-10-282026-10-28
CVE-2026-109381
The Mage Eventpress plugin for WordPress is vulnerable to privilege escalation i...
high 7.2 —— 2026-10-282026-10-28
CVE-2026-106079
An Improper Neutralization of Special Elements used in an OS Command ('OS Comman...
high 8.8 —— 2026-10-282026-10-28
CVE-2026-103411
An Integer Underflow vulnerability in DhcpMessageDecoder in Juniper Networks Ses...
high 7.1 —— 2026-10-282026-10-28
CVE-2026-103408
A Stack Buffer Overflow vulnerability in the DHCP client in Juniper Networks Ses...
high 8.8 —— 2026-10-282026-10-28
CVE-2026-103407
An Improper Limitation of a Pathname to a Restricted Directory vulnerability in...
high 8.8 —— 2026-10-282026-10-28
CVE-2026-103403
An Improper Neutralization of Special Elements used in an OS Command ('OS Comman...
high 8.8 —— 2026-10-282026-10-28
CVE-2026-103401
An Improper Link Resolution Before File Access ('Link Following') vulnerability...
high 8.8 —— 2026-10-282026-10-28
CVE-2026-103402
An Insufficient Verification of Data Authenticity vulnerability in PCLI in Junip...
high 8.8 —— 2026-10-282026-10-28
CVE-2015-20125
Aspose PDF Exporter plugin for WordPress before 2.0 contains a path traversal vu...
high 7.5 —— 2026-10-202026-10-28
CVE-2012-20002
TinyMCE Thumbnail Gallery plugin for WordPress before 1.1.0 contains a path trav...
high 7.5 —— 2026-10-202026-10-28
CVE-2026-70126
Out-of-bounds read in Windows Bluetooth Port Driver allows an unauthorized attac...
high 7.1 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-70131
Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unaut...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-70274
Use after free in Windows Bind Filter Driver allows an authorized attacker to el...
high 7.8 —Microsoft / windows 11 23h2 2026-10-132026-10-28
CVE-2026-70132
Heap-based buffer overflow in Windows Portable Device File System Driver allows...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-70133
Allocation of resources without limits or throttling in Windows SMB Server allow...
high 7.5 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-70134
Use after free in Windows Event Tracing allows an authorized attacker to elevate...
high 7.0 —Microsoft / windows 10 1809 2026-10-132026-10-28
CVE-2026-70136
Use after free in Microsoft Windows Search Component allows an authorized attack...
high 7.0 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-70006
Use after free in Remote Desktop Client allows an unauthorized attacker to execu...
high 7.5 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-70138
Heap-based buffer overflow in Windows OLE allows an authorized attacker to eleva...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-70139
Heap-based buffer overflow in Windows Update Service allows an authorized attack...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-70140
Use after free in Windows Audio Service allows an authorized attacker to elevate...
high 7.0 —Microsoft / windows 10 1809 2026-10-132026-10-28
CVE-2026-70149
Exposure of sensitive information to an unauthorized actor in Windows Client Sid...
high 8.8 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-70150
Use after free in Microsoft Windows Search Component allows an authorized attack...
high 7.0 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-70151
Use after free in Windows Direct Composition allows an authorized attacker to el...
high 7.8 —Microsoft / windows 10 21h2 2026-10-132026-10-28
CVE-2026-70156
Use after free in Microsoft Windows Search Component allows an authorized attack...
high 7.0 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-70158
Remote Code Execution in Windows Routing and Remote Access Service (RRAS) allows...
high 8.8 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-70115
Use after free in Microsoft Windows Search Component allows an authorized attack...
high 7.0 —Microsoft / windows 11 24h2 2026-10-132026-10-28
CVE-2026-70118
Use after free in Windows Audio Service allows an authorized attacker to elevate...
high 7.0 —Microsoft / windows 11 24h2 2026-10-132026-10-28
CVE-2026-70210
Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to...
high 8.8 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-70212
Improper restriction of communication channel to intended endpoints in Windows S...
high 7.0 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-96866
Out-of-bounds read in Network Device Enrollment Service (NDES) allows an unautho...
high 7.5 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-96862
Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to ele...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-96861
Out-of-bounds read in Network Device Enrollment Service (NDES) allows an unautho...
high 7.5 —Microsoft / windows 10 1607 2026-10-132026-10-28
CVE-2026-88141
Use after free in Windows Kernel allows an authorized attacker to elevate privil...
high 7.0 —Microsoft / windows 11 23h2 2026-10-132026-10-28
CVE-2026-88139
Use after free in Windows Kernel allows an authorized attacker to elevate privil...
high 7.0 —Microsoft / windows 11 24h2 2026-10-132026-10-28

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.