October 2026 CVE archive
Records last modified in NIST NVD between Oct 1 and Oct 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.
Total records
23,080
Critical
3,182
High
7,360
Medium
6,922
Low
714
Severity not reported
4,902
In CISA KEV
190
Most affected vendors (by CPE data where available): microsoft (1394), google (802), ibm (323), mozilla (182), oracle (157), adobe (147), linux (129), apache (116), broadcom (113), fabian (98)
| CVE | Severity | CVSS | KEV | Vendor / product | Published | Modified |
|---|---|---|---|---|---|---|
| CVE-2026-80863 In the Linux kernel, the following vulnerability has been resolved:
RDMA/rxe: F... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80846 In the Linux kernel, the following vulnerability has been resolved:
xfrm: drop... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80848 In the Linux kernel, the following vulnerability has been resolved:
xfrm: espin... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80849 In the Linux kernel, the following vulnerability has been resolved:
net/tcp-ao:... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80850 In the Linux kernel, the following vulnerability has been resolved:
tcp: fix AO... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80851 In the Linux kernel, the following vulnerability has been resolved:
gtp: serial... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80852 In the Linux kernel, the following vulnerability has been resolved:
tls: device... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80853 In the Linux kernel, the following vulnerability has been resolved:
KVM: SEV: A... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80838 In the Linux kernel, the following vulnerability has been resolved:
vxlan: keep... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80839 In the Linux kernel, the following vulnerability has been resolved:
batman-adv:... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80840 In the Linux kernel, the following vulnerability has been resolved:
ipv6: seg6:... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80841 In the Linux kernel, the following vulnerability has been resolved:
net/packet:... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80842 In the Linux kernel, the following vulnerability has been resolved:
net: bridge... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80843 In the Linux kernel, the following vulnerability has been resolved:
xfrm: fix x... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80844 In the Linux kernel, the following vulnerability has been resolved:
xfrm: ah6:... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80845 In the Linux kernel, the following vulnerability has been resolved:
xfrm: avoid... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80830 In the Linux kernel, the following vulnerability has been resolved:
usb: core:... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80831 In the Linux kernel, the following vulnerability has been resolved:
crypto: mxs... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80832 In the Linux kernel, the following vulnerability has been resolved:
crypto: qce... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80833 In the Linux kernel, the following vulnerability has been resolved:
crypto: sun... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80834 In the Linux kernel, the following vulnerability has been resolved:
crypto: sun... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80835 In the Linux kernel, the following vulnerability has been resolved:
crypto: qco... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80836 In the Linux kernel, the following vulnerability has been resolved:
crypto: vir... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80837 In the Linux kernel, the following vulnerability has been resolved:
netfilter:... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80822 In the Linux kernel, the following vulnerability has been resolved:
mailbox: mc... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80823 In the Linux kernel, the following vulnerability has been resolved:
nfc: st21nf... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80824 In the Linux kernel, the following vulnerability has been resolved:
usb: usbfs:... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80825 In the Linux kernel, the following vulnerability has been resolved:
wifi: mt76:... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80826 In the Linux kernel, the following vulnerability has been resolved:
USB: c67x00... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80827 In the Linux kernel, the following vulnerability has been resolved:
USB: serial... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80828 In the Linux kernel, the following vulnerability has been resolved:
ALSA: usb-a... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80829 In the Linux kernel, the following vulnerability has been resolved:
ALSA: usb-a... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80812 In the Linux kernel, the following vulnerability has been resolved:
ALSA: dummy... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80813 In the Linux kernel, the following vulnerability has been resolved:
nvmet: fix... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80814 In the Linux kernel, the following vulnerability has been resolved:
rndis_host:... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80815 In the Linux kernel, the following vulnerability has been resolved:
ALSA: scarl... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80816 In the Linux kernel, the following vulnerability has been resolved:
ALSA: FCP:... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80817 In the Linux kernel, the following vulnerability has been resolved:
iommu/iommu... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80818 In the Linux kernel, the following vulnerability has been resolved:
iommu/tegra... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
| CVE-2026-80819 In the Linux kernel, the following vulnerability has been resolved:
Bluetooth:... |
not reported | — | — | — | 2026-09-04 | 2026-10-19 |
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.