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
24,180
Critical
3,256
High
7,786
Medium
7,443
Low
727
Severity not reported
4,968
In CISA KEV
190
Most affected vendors (by CPE data where available): microsoft (1401), google (814), linux (719), ibm (323), oracle (193), mozilla (182), adobe (155), apache (116), broadcom (113), fabian (98)
| CVE | Severity | CVSS | KEV | Vendor / product | Published | Modified |
|---|---|---|---|---|---|---|
| CVE-2026-89708 In the Linux kernel, the following vulnerability has been resolved:
nfsd: RCU-p... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89697 In the Linux kernel, the following vulnerability has been resolved:
nfsd: add f... |
critical | 9.1 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89703 In the Linux kernel, the following vulnerability has been resolved:
nfsd: set S... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89688 In the Linux kernel, the following vulnerability has been resolved:
nfsd: drop... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89689 In the Linux kernel, the following vulnerability has been resolved:
nfsd: don't... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89677 In the Linux kernel, the following vulnerability has been resolved:
nfsd: fix p... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89681 In the Linux kernel, the following vulnerability has been resolved:
nfsd: fix l... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89674 In the Linux kernel, the following vulnerability has been resolved:
nfsd: fix X... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89675 In the Linux kernel, the following vulnerability has been resolved:
nfsd: fix U... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89662 In the Linux kernel, the following vulnerability has been resolved:
NFSD: Preve... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89669 In the Linux kernel, the following vulnerability has been resolved:
nfsd: initi... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89655 In the Linux kernel, the following vulnerability has been resolved:
ceph: fix U... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89656 In the Linux kernel, the following vulnerability has been resolved:
libceph: re... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89658 In the Linux kernel, the following vulnerability has been resolved:
NFSD: Preve... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89660 In the Linux kernel, the following vulnerability has been resolved:
NFSD: Preve... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89649 In the Linux kernel, the following vulnerability has been resolved:
ceph: bound... |
critical | 9.1 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89651 In the Linux kernel, the following vulnerability has been resolved:
ceph: bound... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89653 In the Linux kernel, the following vulnerability has been resolved:
ceph: rejec... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89643 In the Linux kernel, the following vulnerability has been resolved:
audit: avoi... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89634 In the Linux kernel, the following vulnerability has been resolved:
smb: client... |
critical | 9.1 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89635 In the Linux kernel, the following vulnerability has been resolved:
ksmbd: only... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89636 In the Linux kernel, the following vulnerability has been resolved:
smb: client... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89637 In the Linux kernel, the following vulnerability has been resolved:
smb: client... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89630 In the Linux kernel, the following vulnerability has been resolved:
smb: client... |
critical | 9.1 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89614 In the Linux kernel, the following vulnerability has been resolved:
ntfs: bound... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89610 In the Linux kernel, the following vulnerability has been resolved:
ntfs: verif... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89611 In the Linux kernel, the following vulnerability has been resolved:
ntfs: valid... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89612 In the Linux kernel, the following vulnerability has been resolved:
ntfs: rejec... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89613 In the Linux kernel, the following vulnerability has been resolved:
ntfs: rejec... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89558 In the Linux kernel, the following vulnerability has been resolved:
md/raid10:... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89551 In the Linux kernel, the following vulnerability has been resolved:
SUNRPC: xdr... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89555 In the Linux kernel, the following vulnerability has been resolved:
mpls: reloa... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89542 In the Linux kernel, the following vulnerability has been resolved:
SUNRPC: har... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89546 In the Linux kernel, the following vulnerability has been resolved:
SUNRPC: clo... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89536 In the Linux kernel, the following vulnerability has been resolved:
SUNRPC: wai... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89538 In the Linux kernel, the following vulnerability has been resolved:
SUNRPC: Rej... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89541 In the Linux kernel, the following vulnerability has been resolved:
SUNRPC: har... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89532 In the Linux kernel, the following vulnerability has been resolved:
svcrdma: Fi... |
critical | 9.1 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89533 In the Linux kernel, the following vulnerability has been resolved:
svcrdma: Fi... |
critical | 9.8 | — | — | 2026-09-11 | 2026-10-19 |
| CVE-2026-89494 In the Linux kernel, the following vulnerability has been resolved:
ocfs2: vali... |
critical | 9.8 | — | — | 2026-09-11 | 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.