StackRadar

CVE-2026-56742

Medium

Advisory

Published 24 Sept 2026In the index since 25 Sept 2026
Severity
Medium
worst across findings
CVSS
5.9
base score, highest
EPSS
0.002
6th percentile
CISA KEV
Not listed
no confirmed exploitation
Charts affected
14
of 17,911 indexed, latest versions
Container images
20
deployed by those charts
Fix available
1 of 1
affected package

Cilium: Namespaced HTTPRoutes can redirect traffic to other namespaces

Carried by container images the latest versions of 14 of 17,911 indexed charts deploy, on 20 images.

Affected packageAffected versionsFixed inImages
github.com/cilium/ciliumgolangv1.9.16, v1.13.7, v1.14.1, v1.15.1+7 more1.17.17, 1.19.520
OSV records
GHSA-w7c2-w76w-5hmj
Also known as
BIT-cilium-2026-56742, BIT-cilium-operator-2026-56742, BIT-hubble-relay-2026-56742

Charts affected

14 by stars
ChartLatestAffected imagesRadar Score
kubescape-operatorkubescape1.40.45 of 6See more

kubescape-operator kubescape 1.40.4

5 of the 6 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
quay.io/kubescape/kubescape:v4.0.1358651dce3376
github.com/cilium/cilium@v1.19.4
1.19.5
quay.io/kubescape/kubevuln:v0.3.4309bed2f723ea0
github.com/cilium/cilium@v1.17.16
1.17.17
quay.io/kubescape/node-agent:v0.3.2192044ed750f5e
github.com/cilium/cilium@v1.17.16
1.17.17
quay.io/kubescape/operator:v0.2.16901b2694425e9
github.com/cilium/cilium@v1.17.16
1.17.17
quay.io/kubescape/storage:v0.0.33101f2b053ace1
github.com/cilium/cilium@v1.17.16
1.17.17

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1,005
popeyeself-hosters-by-nightVerified publisher0.6.11 of 1See more

popeye self-hosters-by-night 0.6.1

1 of the 1 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
derailed/popeye:v0.22.18e68e22c7663
github.com/cilium/cilium@v1.16.6
1.17.17

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1,371
popeyechristianhuthVerified publisher2.4.31 of 1See more

popeye christianhuth 2.4.3

1 of the 1 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
derailed/popeye:v0.22.18e68e22c7663
github.com/cilium/cilium@v1.16.6
1.17.17

Open the chart page →

1,371
kubearmorkubearmor1.7.41 of 4See more

kubearmor kubearmor 1.7.4

1 of the 4 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
kubearmor/kubearmor:stablea08141311045
github.com/cilium/cilium@v1.19.4
1.19.5

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1,475
popeyeadnoctemVerified publisher0.3.01 of 1See more

popeye adnoctem 0.3.0

1 of the 1 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
derailed/popeye:v0.22.18e68e22c7663
github.com/cilium/cilium@v1.16.6
1.17.17

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1,371
kubermatic-operatorbuttahtoastVerified publisher2.24.51 of 1See more

kubermatic-operator buttahtoast 2.24.5

1 of the 1 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
quay.io/kubermatic/kubermatic:v2.24.5ebba936046ab
github.com/cilium/cilium@v1.13.7
1.17.17

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2,797
castai-tetragoncastaiVerified publisher0.6.12 of 4See more

castai-tetragon castai 0.6.1

2 of the 4 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
quay.io/cilium/tetragon-ci:b6f3056a3f6cf05e366a3e07348f7c0b6265a60f5efd991d218b
github.com/cilium/cilium@v1.9.16
1.17.17
quay.io/cilium/tetragon-operator:v0.8.34ab8e6604204
github.com/cilium/cilium@v1.9.16
1.17.17

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4,161
popeyefmjstudios0.1.21 of 1See more

popeye fmjstudios 0.1.2

1 of the 1 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
derailed/popeye:v0.21.363b2d2a8f674
github.com/cilium/cilium@v1.15.1
1.17.17

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1,202
janus-shieldjanus-shield1.0.01 of 2See more

janus-shield janus-shield 1.0.0

1 of the 2 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
quay.io/cilium/tetragon:v1.1.096fac2482898
github.com/cilium/cilium@v1.15.4
1.17.17

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2,532
kagentkagent0.10.21 of 6See more

kagent kagent 0.10.2

1 of the 6 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
ghcr.io/kagent-dev/kagent/tools:0.2.150b431281d3e
github.com/cilium/cilium@v1.19.0
1.19.5

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3,423
ciliumkubeblocksVerified publisher1.15.12 of 2See more

cilium kubeblocks 1.15.1

2 of the 2 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
quay.io/cilium/cilium:v1.15.1351d6685dc6f
github.com/cilium/cilium@v1.15.1
1.17.17
quay.io/cilium/operator-generic:v1.15.1819c7281f5a4
github.com/cilium/cilium@v1.15.1
1.17.17

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5,305
spiderpoolkubeblocksVerified publisher1.2.02 of 4See more

spiderpool kubeblocks 1.2.0

2 of the 4 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
ghcr.io/spidernet-io/spiderpool/spiderpool-agent:v1.2.08bb9411e47e0
github.com/cilium/cilium@v1.14.1
1.17.17
ghcr.io/spidernet-io/spiderpool/spiderpool-controller:v1.2.042304e3ed36e
github.com/cilium/cilium@v1.14.1
1.17.17

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8,813
ciliumnicklasfrahm-ciliumVerified publisher0.7.41 of 6See more

cilium nicklasfrahm-cilium 0.7.4

1 of the 6 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
quay.io/cilium/hubble-ui-backend:v0.13.3db1454e45dc3
github.com/cilium/cilium@v1.17.6
1.17.17

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7,588
ciliumvks-helm-chartsVerified publisher1.17.142 of 3See more

cilium vks-helm-charts 1.17.14

2 of the 3 container images this version deploys carry CVE-2026-56742.

Container imageDigestPackageFixed in
quay.io/cilium/cilium:v1.17.14cdcfab5b4466
github.com/cilium/cilium@v1.17.14
1.17.17
quay.io/cilium/operator-generic:v1.17.14773886ec9337
github.com/cilium/cilium@v1.17.14
1.17.17

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4,461

Container images carrying it

20 by charts deploying them

A fixed version is listed for 1 of the 1 affected package.

Container imageDigestPackageFixed inUsed by
derailed/popeye:v0.22.18e68e22c7663
github.com/cilium/cilium@v1.16.6
1.17.17
3
derailed/popeye:v0.21.363b2d2a8f674
github.com/cilium/cilium@v1.15.1
1.17.17
1
kubearmor/kubearmor:stablea08141311045
github.com/cilium/cilium@v1.19.4
1.19.5
1
ghcr.io/kagent-dev/kagent/tools:0.2.150b431281d3e
github.com/cilium/cilium@v1.19.0
1.19.5
1
ghcr.io/spidernet-io/spiderpool/spiderpool-agent:v1.2.08bb9411e47e0
github.com/cilium/cilium@v1.14.1
1.17.17
1
ghcr.io/spidernet-io/spiderpool/spiderpool-controller:v1.2.042304e3ed36e
github.com/cilium/cilium@v1.14.1
1.17.17
1
quay.io/cilium/cilium:v1.15.1351d6685dc6f
github.com/cilium/cilium@v1.15.1
1.17.17
1
quay.io/cilium/cilium:v1.17.14cdcfab5b4466
github.com/cilium/cilium@v1.17.14
1.17.17
1
quay.io/cilium/hubble-ui-backend:v0.13.3db1454e45dc3
github.com/cilium/cilium@v1.17.6
1.17.17
1
quay.io/cilium/operator-generic:v1.17.14773886ec9337
github.com/cilium/cilium@v1.17.14
1.17.17
1
quay.io/cilium/operator-generic:v1.15.1819c7281f5a4
github.com/cilium/cilium@v1.15.1
1.17.17
1
quay.io/cilium/tetragon:v1.1.096fac2482898
github.com/cilium/cilium@v1.15.4
1.17.17
1
quay.io/cilium/tetragon-ci:b6f3056a3f6cf05e366a3e07348f7c0b6265a60f5efd991d218b
github.com/cilium/cilium@v1.9.16
1.17.17
1
quay.io/cilium/tetragon-operator:v0.8.34ab8e6604204
github.com/cilium/cilium@v1.9.16
1.17.17
1
quay.io/kubermatic/kubermatic:v2.24.5ebba936046ab
github.com/cilium/cilium@v1.13.7
1.17.17
1
quay.io/kubescape/kubescape:v4.0.1358651dce3376
github.com/cilium/cilium@v1.19.4
1.19.5
1
quay.io/kubescape/kubevuln:v0.3.4309bed2f723ea0
github.com/cilium/cilium@v1.17.16
1.17.17
1
quay.io/kubescape/node-agent:v0.3.2192044ed750f5e
github.com/cilium/cilium@v1.17.16
1.17.17
1
quay.io/kubescape/operator:v0.2.16901b2694425e9
github.com/cilium/cilium@v1.17.16
1.17.17
1
quay.io/kubescape/storage:v0.0.33101f2b053ace1
github.com/cilium/cilium@v1.17.16
1.17.17
1

syft 1.42.1 · advisories as of 27 Sept 2026

Corrections: contact@stackradar.io

Catalogue: Artifact Hub · Advisories: OSV · Exploitation: FIRST EPSS, CISA KEV.