CVE-2026-48779
1 advisory.
npm/ws CVE-2026-48779: high 7.5
ws: Memory exhaustion DoS from tiny fragments and data chunks
Action: Upgrade ws to 5.2.5 or later.
npm i ws@5.2.5npm i ws@6.2.4npm i ws@7.5.11npm i ws@8.21.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 1.1.0 | 5.2.5 | - |
| 6.0.0 | 6.2.4 | - |
| 7.0.0 | 7.5.11 | - |
| 8.0.0 | 8.21.0 | - |
Fixed versions
| 5.2.5 | 6.2.4 | 7.5.11 | 8.21.0 |
Sources
- osv: GHSA-96hv-2xvq-fx4p
- https://github.com/websockets/ws/security/advisories/GHSA-96hv-2xvq-fx4p
- https://nvd.nist.gov/vuln/detail/CVE-2026-48779
- https://github.com/websockets/ws/commit/fd36cd864fcdf62a08273a99e19a7d975401fee8
- https://github.com/websockets/ws/commit/bca91adf15677e47dbe4f959653452727be28b94
- https://github.com/websockets/ws/commit/b5372ac67bb97a773727b8e9f5035a8123556d53
- https://github.com/websockets/ws/commit/86d3e8a5fb0246ed373860c5fbb0de88824a27f7
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-48779.json
- https://github.com/websockets/ws
- https://bugzilla.redhat.com/show_bug.cgi?id=2489661
- https://access.redhat.com/security/cve/CVE-2026-48779
- https://access.redhat.com/errata/RHSA-2026:37272
- https://access.redhat.com/errata/RHSA-2026:36820
- https://access.redhat.com/errata/RHSA-2026:36754
- https://access.redhat.com/errata/RHSA-2026:34342
- https://access.redhat.com/errata/RHSA-2026:33574
- https://access.redhat.com/errata/RHSA-2026:33183
- https://access.redhat.com/errata/RHSA-2026:33173
- https://access.redhat.com/errata/RHSA-2026:33163
- https://access.redhat.com/errata/RHSA-2026:33160
- https://access.redhat.com/errata/RHSA-2026:33155
- https://access.redhat.com/errata/RHSA-2026:29197
- https://access.redhat.com/errata/RHSA-2026:27171
- https://access.redhat.com/errata/RHSA-2026:26638
CVE-2026-48779 · published · modified · JSON