CVE-2026-37236ModerateNetworkRevised 10 Oct
grpc-gateway v2.28.0 is vulnerable to Incorrect Access Control. The application processes the X-HTTP-Method-Override header in ServeMux.ServeHTTP without restricting allowed methods. When a POST request with Content-Type application/x-www-form-urlencoded includes this header, the request method is…
Assessment
- Severity
- Moderate
- CVSS base score
- 5.3CVSS:3.1/
AV:N/ AC:L/ PR:N/ UI:N/ S:U/ C:N/ I:L/ A:N/ E:U - Impact
- Not stated
- EPSS, next 30 days
- Not scored yet
- Public exploit code
- No Nuclei template lists it
- Exploitability
- Not assessed
- Publicly disclosed
- No
- Customer action
- Required: apply the update
- Component
- Mariner
- Weakness
- —
- Issued by
- mitre
- Published
- 2 Sep 2026 · August 2026
- Last revised
- 10 Oct 2026Information published.
CVSS 3.1 base metricsRed raises the risk · green lowers it
- Attack vector
- NetworkAV:N
- Attack complexity
- LowAC:L
- Privileges required
- NonePR:N
- User interaction
- NoneUI:N
- Scope
- UnchangedS:U
- Confidentiality
- NoneC:N
- Integrity
- LowI:L
- Availability
- NoneA:N
Updates that fix it
0 KBsNo KB listed
MSRC lists no downloadable update, which usually means a service-side fix or a release-notes update. Check the MSRC advisory.
Affected products
36 affected products
- azl3 cert-manager 1.12.15-11 on Azure Linux 3.0
- azl3 cert-manager 1.12.15-12 on Azure Linux 3.0
- azl3 cf-cli 8.7.11-8 on Azure Linux 3.0
- azl3 cf-cli 8.7.11-9 on Azure Linux 3.0
- azl3 cloud-provider-kubevirt 0.5.1-6 on Azure Linux 3.0
- azl3 cloud-provider-kubevirt 0.5.1-7 on Azure Linux 3.0
- azl3 containerd2 2.2.4-6 on Azure Linux 3.0
- azl3 containerd2 2.2.4-8 on Azure Linux 3.0
- azl3 containerd2 2.3.4-1 on Azure Linux 3.0
- azl3 cri-tools 1.32.0-7 on Azure Linux 3.0
- azl3 cri-tools 1.32.0-8 on Azure Linux 3.0
- azl3 docker-buildx 0.14.0-16 on Azure Linux 3.0
- azl3 docker-buildx 0.14.0-17 on Azure Linux 3.0
- azl3 docker-compose 2.27.0-13 on Azure Linux 3.0
- azl3 docker-compose 2.27.0-14 on Azure Linux 3.0
- azl3 etcd 3.5.33-1 on Azure Linux 3.0
- azl3 flannel 0.24.2-29 on Azure Linux 3.0
- azl3 flannel 0.24.2-31 on Azure Linux 3.0
- azl3 flannel 0.24.2-32 on Azure Linux 3.0
- azl3 keda 2.14.1-16 on Azure Linux 3.0
- azl3 keda 2.14.1-18 on Azure Linux 3.0
- azl3 keda 2.14.1-19 on Azure Linux 3.0
- azl3 kube-vip-cloud-provider 0.0.10-7 on Azure Linux 3.0
- azl3 kube-vip-cloud-provider 0.0.10-8 on Azure Linux 3.0
- azl3 kubernetes 1.30.10-27 on Azure Linux 3.0
- azl3 kubernetes 1.30.10-29 on Azure Linux 3.0
- azl3 kubernetes 1.30.10-30 on Azure Linux 3.0
- azl3 moby-containerd-cc 1.7.7-16 on Azure Linux 3.0
- azl3 moby-containerd-cc 1.7.7-17 on Azure Linux 3.0
- azl3 moby-engine 25.0.3-19 on Azure Linux 3.0
- azl3 moby-engine 25.0.3-20 on Azure Linux 3.0
- azl3 prometheus-adapter 0.12.0-10 on Azure Linux 3.0
- azl3 prometheus-adapter 0.12.0-7 on Azure Linux 3.0
- azl3 prometheus-adapter 0.12.0-9 on Azure Linux 3.0
- azl3 telegraf 1.31.0-28 on Azure Linux 3.0
- azl3 telegraf 1.31.0-31 on Azure Linux 3.0
What changed
First observed 14 Oct 2026- 14 Oct 2026 Source coverage: msrc-cvrfIncomplete → Current
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