CVE-2026-107296
1 advisory.
npm/msgpack5 CVE-2026-107296: low 3.7, EPSS 0.28%
msgpack5: Decoding negative int64 values mutates the input buffer
Action: Upgrade msgpack5 to 6.1.0 or later.
npm i msgpack5@6.1.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 6.1.0 | - |
Fixed versions
| 6.1.0 |
Sources
- osv: GHSA-qw35-55vc-rhgj
- https://github.com/mcollina/msgpack5/security/advisories/GHSA-qw35-55vc-rhgj
- https://github.com/mcollina/msgpack5/commit/82b70393a824e1088a45a377548d1d9ab82faf91
- https://github.com/mcollina/msgpack5
- https://github.com/mcollina/msgpack5/releases/tag/v6.1.0
CVE-2026-107296 · published · modified · JSON