VDB
CVE-2026-27889
CVE-2026-27889
PUBLISHED
CVSS 7.5 HIGH
NATS: Pre-auth remote server crash via WebSocket frame length overflow in wsRead
EPSS 0.84% · 56.5th percentile
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.84%
56.5th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Bitnami | nats | 2.12.0, 2.2.0 |
Timeline
- Mar 9, 2026 CVE Published
- Mar 25, 2026 Coalition ESS Score
- Mar 25, 2026 PoC Published
- Mar 25, 2026 PoC Published
- Mar 25, 2026 PoC Published
- Mar 26, 2026 PoC Published
- Mar 29, 2026 Security Advisory
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 23, 2026 EPSS Score