CVE-2026-107299
1 advisory.
npm/msgpack5 CVE-2026-107299: medium 5.9, EPSS 0.39%
msgpack5: Reserved byte can cause unbounded stream buffering
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-26wq-p25c-j6fv
- https://github.com/mcollina/msgpack5/security/advisories/GHSA-26wq-p25c-j6fv
- https://github.com/mcollina/msgpack5/commit/85da345bf1acc18ca441741e5cf4aa0ed0d69314
- https://github.com/mcollina/msgpack5
- https://github.com/mcollina/msgpack5/releases/tag/v6.1.0
CVE-2026-107299 · published · modified · JSON