websockets ws
4 published vulnerabilities name this product.
As the CNAs write it in their CVE records (vendor and product); the versions are theirs.
| CVE | Vulnerable versions | Title | Severity | Published | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| CVE-2026-48779 | >= 1.1.0, < 5.2.5 ; >= 6.0.0, < 6.2.4 ; >= 7.0.0, < 7.5.11 ; … | ws: Memory exhaustion DoS from tiny fragments and data chunks | HIGH 7.5 | 1.4 % | ||
| CVE-2026-45736 | >= 8.0.0, < 8.20.1 | ws: Uninitialized memory disclosure | HIGH 7.5 | 0.7 % | ||
| CVE-2024-37890 | >= 2.1.0, < 5.2.4 ; >= 6.0.0, < 6.2.3 ; >= 7.0.0, < 7.5.10 ; … | Denial of service when handling a request with many HTTP headers in ws | HIGH 7.5 | 1.4 % | ||
| CVE-2021-32640 | >= 5.0.0 <= 7.4.5 | ReDoS in Sec-Websocket-Protocol header | MEDIUM 5.3 | 2.8 % |