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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
24,591
Critical
3,297
High
7,976
Medium
7,646
Low
740
Severity not reported
4,932
In CISA KEV
191

Most affected vendors (by CPE data where available): microsoft (1424), google (825), linux (722), ibm (323), oracle (193), mozilla (182), adobe (165), broadcom (118), apache (116), fabian (98)

CVESeverityCVSSKEVVendor / productPublishedModified
CVE-2026-113140
Use after free in ANGLE in Google Chrome prior to 156.0.8078.47 allowed a remote...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113123
Use after free in GPU in Google Chrome prior to 156.0.8078.47 allowed a remote a...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113120
Improper input validation in Media in Google Chrome prior to 156.0.8078.47 allow...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113115
Use after free in Transactions Platform in Google Chrome prior to 156.0.8078.47...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113114
Use after free in SignIn in Google Chrome prior to 156.0.8078.47 allowed a remot...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-83867
Heap-based buffer overflow in Windows Push Notifications allows an authorized at...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-21
CVE-2026-112997
Memory corruption in CSS in Google Chrome prior to 156.0.8078.47 allowed a remot...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-112998
Memory corruption in Views in Google Chrome prior to 156.0.8078.47 allowed a rem...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-112999
Use after free in API in Google Chrome prior to 156.0.8078.47 allowed a remote a...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113000
Memory corruption in Paint in Google Chrome prior to 156.0.8078.47 allowed a rem...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113001
Use after free in Workers in Google Chrome prior to 156.0.8078.47 allowed a remo...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113003
Memory corruption in HID in Google Chrome prior to 156.0.8078.47 allowed a remot...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113004
Memory corruption in Sync in Google Chrome prior to 156.0.8078.47 allowed a remo...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113005
Memory corruption in Bluetooth in Google Chrome prior to 156.0.8078.47 allowed a...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113006
Out of bounds read in Navigation in Google Chrome prior to 156.0.8078.47 allowed...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113061
Memory corruption in Chromoting in Google Chrome prior to 156.0.8078.47 allowed...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113062
Improper input validation in API in Google Chrome prior to 156.0.8078.47 allowed...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-83871
Heap-based buffer overflow in OpenSSH for Windows allows an authorized attacker...
high 7.0 —Microsoft / windows 10 1809 2026-10-132026-10-21
CVE-2026-113063
Improper input validation in Chromoting in Google Chrome prior to 156.0.8078.47...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113064
Memory corruption in OptimizationGuide in Google Chrome prior to 156.0.8078.47 a...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113065
Use after free in Media in Google Chrome prior to 156.0.8078.47 allowed a remote...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113067
Use after free in Chromoting in Google Chrome prior to 156.0.8078.47 allowed a r...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113068
Use after free in Input in Google Chrome prior to 156.0.8078.47 allowed a remote...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113069
Memory corruption in Compositing in Google Chrome prior to 156.0.8078.47 allowed...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113258
Memory corruption in Chromoting in Google Chrome prior to 156.0.8078.47 allowed...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113259
Use after free in Frames in Google Chrome prior to 156.0.8078.47 allowed a remot...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-83872
Incorrect conversion between numeric types in Windows TCP/IP allows an authorize...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-21
CVE-2026-113260
Memory corruption in Core in Google Chrome prior to 156.0.8078.47 allowed a remo...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113262
Use after free in Extensions in Google Chrome prior to 156.0.8078.47 allowed a r...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113265
Memory corruption in BFCache in Google Chrome prior to 156.0.8078.47 allowed a r...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113267
Memory corruption in Video in Google Chrome prior to 156.0.8078.47 allowed a rem...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113269
Memory corruption in BrowserTag in Google Chrome prior to 156.0.8078.47 allowed...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113271
Use after free in Accessibility in Google Chrome prior to 156.0.8078.47 allowed...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113272
Memory corruption in Extensions in Google Chrome prior to 156.0.8078.47 allowed...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-83873
Relative path traversal in Windows Shell allows an authorized attacker to elevat...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-21
CVE-2026-113273
Memory corruption in ANGLE in Google Chrome prior to 156.0.8078.47 allowed a rem...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113274
Use after free in ReadingMode in Google Chrome prior to 156.0.8078.47 allowed a...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113275
Use after free in API in Google Chrome prior to 156.0.8078.47 allowed a remote a...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113278
Use after free in Extensions in Google Chrome prior to 156.0.8078.47 allowed a r...
high 8.8 —Google / chrome 2026-10-202026-10-21
CVE-2026-113279
Memory corruption in Accessibility in Google Chrome prior to 156.0.8078.47 allow...
high 8.8 —Google / chrome 2026-10-202026-10-21

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.