NATS.io NATS Server before 2.8.2 and Streaming Server before 0.24.6 could allow a remote…
Priority LOW 29CWE-863Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- Partial Red Hat: 2 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-863.
Summary
NATS.io NATS Server before 2.8.2 and Streaming Server before 0.24.6 could allow a remote attacker to bypass security restrictions, caused by the failure to enforce negative user permissions in one scenario. By using a queue subscription on the wildcard, an attacker could exploit this vulnerability to allow denied subjects.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00478 41st percentileScored 2026-11-07
Fix Partial github.com/nats-io/nats-server/v2 (Go): 2.8.2github.com/nats-io/nats-streaming-server (Go): 0.24.6Red Hat: 2 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | github.com/nats-io/nats-server/v2 (Go) | before 2.8.2 | 2.8.2 | Patch available | GHSA-2h2x-8hh2-mfq8 |
| — | github.com/nats-io/nats-streaming-server (Go) | before 0.24.6 | 0.24.6 | Patch available | GHSA-2h2x-8hh2-mfq8 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- github.com/nats-io/nats-server/v2 (Go) Vendor— Affected before 2.8.2 Fixed in 2.8.2 Patch available GHSA-2h2x-8hh2-mfq8
- github.com/nats-io/nats-streaming-server (Go) Vendor— Affected before 0.24.6 Fixed in 0.24.6 Patch available GHSA-2h2x-8hh2-mfq8
Remediation
- Fix · GHSA-2h2x-8hh2-mfq8 github.com/nats-io/nats-server/v2 (Go) Fixed in 2.8.2 Advisory →
- Fix · GHSA-2h2x-8hh2-mfq8 github.com/nats-io/nats-streaming-server (Go) Fixed in 0.24.6 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat OpenShift AI (RHOAI) | Affected | No fix yet |
| Red Hat Openshift Container Storage 4 | Affected | No fix planned: Out of support scope |
Not affected: 2 products
- Red Hat OpenShift Container Platform 4
- Red Hat Trusted Profile Analyzer
Timeline
- 2026-10-02 Threatist record created from CVE-2022-29946
- 2026-10-03 Alias added: GHSA-2h2x-8hh2-mfq8
References
Sources
- CVE-2022-29946 · CVE Program
- CVE-2022-29946 · NVD
- FIRST EPSS
- GHSA-2h2x-8hh2-mfq8 · GitHub Advisory Database · CC BY 4.0
- CVE-2022-29946 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences