StackRadar

CVE-2026-56866

High

Advisory

Published 8 Oct 2026In the index since 9 Oct 2026
Severity
High
worst across findings
CVSS
7.5
base score, highest
EPSS
0.003
22nd percentile
CISA KEV
Not listed
no confirmed exploitation
Charts affected
5,201
of 18,131 indexed, latest versions
Container images
6,043
deployed by those charts
Fix available
1 of 2
affected packages

HTTP/1 client connection desynchronization after CONNECT rejection in net/http

Carried by container images the latest versions of 5,201 of 18,131 indexed charts deploy, on 6,043 images.

Affected packageAffected versionsFixed inImages
stdlibgolanggo1.13, go1.13.1, go1.13.3, go1.13.4+209 more1.26.96,043
golang-1.19deb1.19.8-2no fix listed1
OSV records
DEBIAN-CVE-2026-56866GO-2026-6605
Trending
Rank 10 in indexed charts, since 9 Oct 2026. See the ranking →

Charts affected

5,201 by stars
ChartLatestAffected imagesRadar Score
packetrusherpacketrusherVerified publisher0.0.31 of 1See more

packetrusher packetrusher 0.0.3

1 of the 1 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
gradiant/packetrusher:2b26573e9b46dc76af4
stdlib@go1.21.3
1.26.9

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7,047
pacmanpacman-mhVerified publisher0.1.281 of 2See more

pacman pacman-mh 0.1.28

1 of the 2 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mongo:7.0.28-jammy88785f6f665a
stdlib@go1.24.0
1.26.9

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4,299
pact-brokerpact-broker-chart0.2.11 of 2See more

pact-broker pact-broker-chart 0.2.1

1 of the 2 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
pactfoundation/pact-broker:2.100.0.163801b40a4e9
stdlib@go1.14.4
1.26.9

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4,046
pagespages1.0.01 of 3See more

pages pages 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

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21,421
pagespages101.0.01 of 3See more

pages pages10 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

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21,421
pagespages1111.0.01 of 3See more

pages pages111 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

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21,421
pagespages21.0.01 of 3See more

pages pages2 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

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21,421
pagespages-alexchmielu1.0.01 of 3See more

pages pages-alexchmielu 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-alps1.0.01 of 3See more

pages pages-alps 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

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21,421
pagespages-alstom1.0.01 of 3See more

pages pages-alstom 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

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21,421
pagespages-ambala1.0.01 of 3See more

pages pages-ambala 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-andromeda1.0.01 of 3See more

pages pages-andromeda 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

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21,421
pagespagesbadami1.0.01 of 3See more

pages pagesbadami 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-blackburn1.0.01 of 3See more

pages pages-blackburn 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

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21,421
pagespages-botes1.0.01 of 3See more

pages pages-botes 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

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21,421
pagespages-brian1.0.01 of 3See more

pages pages-brian 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

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21,421
pagespages-buckll1.0.01 of 3See more

pages pages-buckll 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-camden1.0.01 of 3See more

pages pages-camden 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-camden7711.0.01 of 3See more

pages pages-camden771 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-diarmuidkeane1.0.01 of 3See more

pages pages-diarmuidkeane 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

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21,421
pagespages-draco1.0.01 of 3See more

pages pages-draco 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

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21,421
pagespages-ellora1.0.01 of 3See more

pages pages-ellora 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-finchley1.0.01 of 3See more

pages pages-finchley 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-fornax1.0.01 of 3See more

pages pages-fornax 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-harsh1.0.01 of 3See more

pages pages-harsh 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespagesk1.0.01 of 3See more

pages pagesk 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-microservice-ashim1.0.01 of 3See more

pages pages-microservice-ashim 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-mihai1.0.01 of 3See more

pages pages-mihai 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-nivesh1.0.01 of 3See more

pages pages-nivesh 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespagessandeepgudu1.0.01 of 3See more

pages pagessandeepgudu 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

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21,421
pagespages-shubhanker1.0.01 of 3See more

pages pages-shubhanker 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-ssharma09091.0.01 of 3See more

pages pages-ssharma0909 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-sucharitha1.0.01 of 3See more

pages pages-sucharitha 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-sudhir1.0.01 of 3See more

pages pages-sudhir 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-sushi1.0.01 of 3See more

pages pages-sushi 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-vasanth58141.0.01 of 3See more

pages pages-vasanth5814 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
pagespages-vjp1.0.01 of 3See more

pages pages-vjp 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.26.9

Open the chart page →

21,421
paguropaguroVerified publisher0.1.21 of 3See more

paguro paguro 0.1.2

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
ghcr.io/dpicillo/paguro/paguro-node-installer:v0.1.2526c1324e1dc
stdlib@go1.26.6
1.26.9

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229
alistpanghuli0.1.51 of 2See more

alist panghuli 0.1.5

1 of the 2 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
xhofe/alist:v3.24.033f15a31be6c
stdlib@go1.20.5
1.26.9

Open the chart page →

2,744
cloudrevepanghuli0.1.01 of 1See more

cloudreve panghuli 0.1.0

1 of the 1 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
cloudreve/cloudreve:3.8.009093aec5a20
stdlib@go1.20
1.26.9

Open the chart page →

3,247
radarr-testpanzer1119Verified publisher0.1.21 of 2See more

radarr-test panzer1119 0.1.2

1 of the 2 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
bitnami/kubectl:latestf7f9e4f64d9e
stdlib@go1.26.8
1.26.9

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1,592
paperclippaperclip-helmVerified publisher0.4.21 of 3See more

paperclip paperclip-helm 0.4.2

1 of the 3 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
library/postgres:17-alpineb0f9560a2de0
stdlib@go1.24.6
1.26.9

Open the chart page →

703
paperclip-operatorpaperclip-operatorVerified publisher0.19.11 of 1See more

paperclip-operator paperclip-operator 0.19.1

1 of the 1 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
ghcr.io/paperclipinc/paperclip-operator:v0.19.10984b890eb38
stdlib@go1.25.0
1.26.9

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805
Parpar0.1.01 of 1See more

Par par 0.1.0

1 of the 1 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
ghcr.io/jmcgrath207/par:v0.1.09977511cb142
stdlib@go1.19.10
1.26.9

Open the chart page →

1,597
parcaparca4.19.02 of 2See more

parca parca 4.19.0

2 of the 2 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
ghcr.io/parca-dev/parca:v0.20.00d1df8f436f7
stdlib@go1.21.1
1.26.9
ghcr.io/parca-dev/parca-agent:v0.28.06d6794f45f3e
stdlib@go1.21.4
1.26.9

Open the chart page →

4,799
parcaparca-chart0.1.01 of 1See more

parca parca-chart 0.1.0

1 of the 1 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
ghcr.io/parca-dev/parca:v0.20.00d1df8f436f7
stdlib@go1.21.1
1.26.9

Open the chart page →

2,719
parcaparca-rr0.1.02 of 2See more

parca parca-rr 0.1.0

2 of the 2 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
ghcr.io/parca-dev/parca:v0.24.23776500fde82
stdlib@go1.25.1
1.26.9
ghcr.io/parca-dev/parca-agent:v0.42.0adc0eeb4dd05
stdlib@go1.24.7
1.26.9

Open the chart page →

3,497
parcial-1parcial-1-chart1.0.02 of 5See more

parcial-1 parcial-1-chart 1.0.0

2 of the 5 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
registry.k8s.io/ingress-nginx/controller:v1.13.137e489b22ac7
stdlib@go1.24.6
1.26.9
registry.k8s.io/ingress-nginx/kube-webhook-certgen:v1.6.1e63459ec5965
stdlib@go1.24.6
1.26.9

Open the chart page →

5,058
istio-cniparticuleio1.1.01 of 1See more

istio-cni particuleio 1.1.0

1 of the 1 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
gcr.io/istio-testing/install-cni:latestec6f9ea5757b
stdlib@go1.27.0
1.26.9

Open the chart page →

1,281
istio-operatorparticuleio1.7.01 of 1See more

istio-operator particuleio 1.7.0

1 of the 1 container images this version deploys carry CVE-2026-56866.

Container imageDigestPackageFixed in
gcr.io/istio-testing/operator:latest8d4576f7b98f
stdlib@go1.22.5
1.26.9

Open the chart page →

5,000

Container images carrying it

6,043 by charts deploying them

A fixed version is listed for 1 of the 2 affected packages.

Container imageDigestPackageFixed inUsed by
temporalio/server:1.26.21e2626efcbc1
stdlib@go1.23.2
1.26.9
1
temporalio/server:1.25.08a5798191dea
stdlib@go1.22.3
1.26.9
1
temporalio/server:1.29.1c1e3326b2ce1
stdlib@go1.25.0
1.26.9
1
temporalio/server:1.22.0ddeebf8bad8f
stdlib@go1.19.11
1.26.9
1
temporalio/temporal-proxy:v0.5.0e9dc65181b93
stdlib@go1.26.4
1.26.9
1
temporalio/ui:2.44.00b36e00aad30
stdlib@go1.24.11
1.26.9
1
temporalio/ui:2.30.25c2a3645d09c
stdlib@go1.22.1
1.26.9
1
temporalio/ui:2.33.05c586a3c8ec5
stdlib@go1.23.0
1.26.9
1
temporalio/ui:2.54.1ff0943fe532b
stdlib@go1.26.5
1.26.9
1
tensorzero/ui:2026.6.0f2563d54724e
stdlib@go1.23.12
1.26.9
1
tenureai/tenure:v1.0.285f5b222df9a5
stdlib@go1.26.2
1.26.9
1
thanosio/thanos:v0.19.088276fcd1491
stdlib@go1.15.10
1.26.9
1
thanosio/thanos:v0.15.0b12d5c31bf5a
stdlib@go1.14.2
1.26.9
1
thecampagnards/trafficlight-api:main7dca9d973837
stdlib@go1.16.4
1.26.9
1
thecodingmachine/workadventure-back:helm-chart53a30c962ce9
stdlib@go1.20.12
1.26.9
1
thecodingmachine/workadventure-back:v1.17.764001369dad5
stdlib@go1.20.7
1.26.9
1
thecodingmachine/workadventure-ejabberd:v1.17.701df99622ad3
stdlib@go1.17.13
1.26.9
1
thecodingmachine/workadventure-ejabberd:helm-charte1775ca7b145
stdlib@go1.17.13
1.26.9
1
thecodingmachine/workadventure-map-storage:helm-chart519c31c6e7ec
stdlib@go1.20.12
1.26.9
1
thecodingmachine/workadventure-map-storage:v1.17.75bdab56da2fa
stdlib@go1.19.3
1.26.9
1
thecodingmachine/workadventure-play:v1.17.7d8f66979b9b4
stdlib@go1.20.7
1.26.9
1
thecodingmachine/workadventure-play:helm-chartdf31006cc4ce
stdlib@go1.20.12
1.26.9
1
thecodingmachine/workadventure-uploader:v1.17.73ccd467543b3
stdlib@go1.20.7
1.26.9
1
thecodingmachine/workadventure-uploader:helm-chart962e98843fb2
stdlib@go1.20.12
1.26.9
1
thelande/openmeteo_exporter:v1.0.77e9072ace15f
stdlib@go1.23.11
1.26.9
1
thelisdeep/pii-shield:2.2.76a8b0c89227b
stdlib@go1.27.1
1.26.9
1
thesisrobot/lnd:v0.16.4-beta-c287129953689
stdlib@go1.21.0
1.26.9
1
thesisrobot/lnd:v0.14.1-betad94c8dbf6dac
stdlib@go1.17.1
1.26.9
1
thetorproject/snowflake-proxy:v2.11.01ddc5069d354
stdlib@go1.23.7
1.26.9
1
thev1ndu/transfergw:latesta07203713933
stdlib@go1.26.8
1.26.9
1
thijsvanloef/palworld-server-docker:v2.7.1401d3eb5c053
stdlib@go1.25.12
1.26.9
1
thijsvanloef/palworld-server-docker:v2.5.0b4ac9ee22483
stdlib@go1.26.3
1.26.9
1
thingsboard/toolbox:1.29.00f6c14031777
stdlib@go1.27.0
1.26.9
1
thomseddon/traefik-forward-auth:269a2c985d2c5
stdlib@go1.13.12
1.26.9
1
thomseddon/traefik-forward-auth:latestb364aa6a4117
stdlib@go1.13.15
1.26.9
1
tile38/tile38:1.38.05b61c6f3b32e
stdlib@go1.26.4
1.26.9
1
tile38/tile38:1.33.4afb7e82f9485
stdlib@go1.23.2
1.26.9
1
timescale/timescaledb:latest-pg12645fd9e92d76
stdlib@go1.18.7
1.26.9
1
timescale/timescaledb:latest-pg166f139d560429
stdlib@go1.26.2
1.26.9
1
timescale/timescaledb-ha:pg15-latesta8e3322e1cf9
stdlib@go1.19.1
1.26.9
1
timescale/timescaledb-ha:pg14.6-ts2.9.1-p1cdb9ae118899
stdlib@go1.19.1
1.26.9
1
timescale/timescaledb-ha:pg17.2-ts2.18.2e8d0a9cc3db5
stdlib@go1.21.13
1.26.9
1
timescale/timescaledb-ha:pg16e9f34d8dd276
stdlib@go1.27.1
1.26.9
1
timescale/timescaledb-ha:pg14-ts2.6-latested719c0cd19d
stdlib@go1.15.6
1.26.9
1
timescale/timescaledb-postgis:latest-pg127758704d4a14
stdlib@go1.14
1.26.9
1
timonwong/prometheus-webhook-dingtalk:v1.4.0a0fcc028bd8d
stdlib@go1.13.5
1.26.9
1
tinymediamanager/tinymediamanager:5.3.448c15784a127
stdlib@go1.24.4
1.26.9
1
tksky1/cubeuniverse:0.1alphaec7b889f380f
stdlib@go1.20.3
1.26.9
1
tobiasbp/db-backup:0.0.314bee6e33a26
stdlib@go1.13.10
1.26.9
1
tobiasehlert/teslamateapi:1.20.2cf09259ad0ea
stdlib@go1.24.0
1.26.9
1

syft 1.42.1 · advisories as of 14 Oct 2026

Corrections: contact@stackradar.io

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