CVE-2026-40460
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Summary
When NGINX Plus or NGINX Open Source are configured to use the HTTP/3 QUIC module, an attacker may be able to spoof their source IP address allowing for bypass of authorization or bypass of rate limiting. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| F5 | NGINX Plus | R37 < * | unaffected |
| F5 | NGINX Plus | R36 < R36 P4 | affected |
| F5 | NGINX Plus | R32 < R32 P6 | affected |
| F5 | NGINX Open Source | 1.31.0 < * | unaffected |
| F5 | NGINX Open Source | 1.26.0 < 1.30.1 | affected |
Weaknesses
- CWE-290: CWE-290 Authentication Bypass by Spoofing
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
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