Medium severity · published Jun 17, 2026
CVE-2026-32682
NGINX Gateway Fabric vulnerability
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
When NGINX Gateway Fabric is configured using GRPCRoutes, an authenticated, remote attacker with permission to create or modify GRPCRoute resources can cause the NGINX Gateway Fabric control plane to terminate by sending undisclosed GRPCRoute configurations containing backendRef filters.
Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NG
NGINX Gateway Fabric · F5
1.3.0 before 2.6.4 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-32682
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-32682
Vendor Advisory
https://my.f5.com/manage/s/article/K000161786
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