CVE-2026-48515
1 advisory.
NuGet/MessagePack CVE-2026-48515: medium, EPSS 0.40%
MessagePack-CSharp: Multi-dimensional array formatters allocate from unchecked dimensions
Action: Upgrade MessagePack to 2.5.301 (2.x) or 3.1.7 (3.x) or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2.5.301 | - |
| 3.0 | 3.1.7 | - |
Fixed versions
| 2.5.301 | 3.1.7 |
Sources
- osv: GHSA-cxmj-83gh-fp49
- https://github.com/MessagePack-CSharp/MessagePack-CSharp/security/advisories/GHSA-cxmj-83gh-fp49
- https://nvd.nist.gov/vuln/detail/CVE-2026-48515
- https://github.com/MessagePack-CSharp/MessagePack-CSharp
CVE-2026-48515 · published · modified · JSON