Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
Weakness type CWE-821 — authoritative definition at MITRE. A cumulative reference aggregating every published CVE mapped to this weakness class; not a page of record.
| CVEs all-time | CVEs YTD | KEV all-time |
|---|---|---|
| 2 | 2 | 0 |
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2026-05 1 · 2026-06 1 · 2026-07 0 · 2026-08 0
| CVE | CVSS | EPSS %ile | KEV | Title |
|---|---|---|---|---|
| CVE-2026-43198 | 9.8 | 22.5 | — | tcp: fix potential race in tcp_v6_syn_recv_sock() |
| CVE-2026-56132 | 6.9 | 1.3 | — | — |
| Vendor | CVEs |
|---|---|
| libexpat project | 1 |
| linux | 1 |