NGINX Plus MQTT vulnerability
Priority MEDIUM 45CWE-825Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
When the NGINX Plus is configured to use the MQTT pre-read module, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00628 50th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- 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 |
|---|---|---|---|---|---|
| F5 | NGINX Plus | R30 and later | — | No fix listed | CNA |
- NGINX Plus VendorF5 Affected R30 and later Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:f5:nginx_plus:r30:-:*:*:*:*:*:* | r30 | Vulnerable | F5 |
| cpe:2.3:a:f5:nginx_plus:r30:p1:*:*:*:*:*:* | r30 p1 | Vulnerable | F5 |
| cpe:2.3:a:f5:nginx_plus:r30:p2:*:*:*:*:*:* | r30 p2 | Vulnerable | F5 |
| cpe:2.3:a:f5:nginx_plus:r31:-:*:*:*:*:*:* | r31 | Vulnerable | F5 |
| cpe:2.3:a:f5:nginx_plus:r31:p1:*:*:*:*:*:* | r31 p1 | Vulnerable | F5 |
| cpe:2.3:a:f5:nginx_plus:r32:-:*:*:*:*:*:* | r32 | Vulnerable | F5 |
- cpe:2.3:a:f5:nginx_plus:r30:-:*:*:*:*:*:* Versions r30 Vulnerable ·F5
- cpe:2.3:a:f5:nginx_plus:r30:p1:*:*:*:*:*:* Versions r30 p1 Vulnerable ·F5
- cpe:2.3:a:f5:nginx_plus:r30:p2:*:*:*:*:*:* Versions r30 p2 Vulnerable ·F5
- cpe:2.3:a:f5:nginx_plus:r31:-:*:*:*:*:*:* Versions r31 Vulnerable ·F5
- cpe:2.3:a:f5:nginx_plus:r31:p1:*:*:*:*:*:* Versions r31 p1 Vulnerable ·F5
- cpe:2.3:a:f5:nginx_plus:r32:-:*:*:*:*:*:* Versions r32 Vulnerable ·F5
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-39792
- 2026-10-03 Alias added: GHSA-j72m-4pgw-w3qv
- 2026-10-29 EPSS moved to the 50th–90th percentile
References
More F5 Nginx Plus vulnerabilities
- TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
- TI-2026-31136 NGINX ngx_http_rewrite_module vulnerability CVSS 4.0CRITICAL 9.2
- TI-2026-30813 NGINX Map directive and Regex matching vulnerability CVSS 4.0CRITICAL 9.2
- TI-2026-22036 NGINX ngx_http_dav_module vulnerability CVSS 4.0HIGH 8.8
- TI-2026-08132 NGINX ngx_http_rewrite_module vulnerability CVSS 4.0CRITICAL 9.2
- TI-2026-30432 NGINX ngx_http_proxy_v2_module and ngx_http_grpc_module vulnerability CVSS 4.0CRITICAL 9.2
Sources
- CVE-2024-39792 · CVE Program
- CVE-2024-39792 · NVD
- FIRST EPSS
- GHSA-j72m-4pgw-w3qv · GitHub Advisory Database · CC BY 4.0
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