StackRadar

CVE-2026-91990

High

Advisory

Published 1 Sept 2026In the index since 16 Sept 2026
Severity
High
worst across findings
CVSS
8.7
base score, highest
EPSS
—
probability of exploitation
CISA KEV
Not listed
no confirmed exploitation
Charts affected
115
of 17,790 indexed, latest versions
Container images
119
deployed by those charts
Fix available
1 of 2
affected packages

tornado: multipart split() creates huge temp list before max_parts check -> memory amplification DoS (httputil.py:34)

Carried by container images the latest versions of 115 of 17,790 indexed charts deploy, on 119 images.

Affected packageAffected versionsFixed inImages
python-tornadodeb6.2.0-3+deb12u1no fix listed1
tornadopypi2.4.1, 4.5.3, 5.1.1, 6.0.2+14 more6.5.8119
OSV records
DEBIAN-CVE-2026-91990GHSA-8423-8fgw-73vq

Charts affected

115 by stars
ChartLatestAffected imagesRadar Score
safe-transaction-servicesafe-global0.1.01 of 6See more

safe-transaction-service safe-global 0.1.0

1 of the 6 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
safeglobal/safe-transaction-service:latest80db836cc5d5
tornado@6.5.7
6.5.8

Open the chart page →

16,739
airflowsb-helm-charts0.3.01 of 1See more

airflow sb-helm-charts 0.3.0

1 of the 1 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
apache/airflow:2.8.1e5560ad0b86e
tornado@6.4
6.5.8

Open the chart page →

10,237
seldon-deployseldon1.4.01 of 2See more

seldon-deploy seldon 1.4.0

1 of the 2 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
seldonio/seldon-request-logger:1.11.24e985d2006a8
tornado@6.1
6.5.8

Open the chart page →

22,349
showroom-docs-mcpshowroom-docs-mcpVerified publisher2.1.01 of 4See more

showroom-docs-mcp showroom-docs-mcp 2.1.0

1 of the 4 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
litellm/litellm-non_root:v1.82.3-stable09b217802ded
tornado@6.5.5
6.5.8

Open the chart page →

5,242
backendsignalen4.24.01 of 4See more

backend signalen 4.24.0

1 of the 4 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
signalen/backend:2.50.14760256000738
tornado@6.5.7
6.5.8

Open the chart page →

11,711
srebotsrebot0.14.01 of 2See more

srebot srebot 0.14.0

1 of the 2 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
ghcr.io/shadrus/srebot:0.14.09b4415e937b2
tornado@6.5.4
6.5.8

Open the chart page →

1,565
restful-distributed-lock-managerstakaterVerified publisher1.0.41 of 1See more

restful-distributed-lock-manager stakater 1.0.4

1 of the 1 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
stakater/restful-distributed-lock-manager:0.5.34f8e409f30c2
tornado@2.4.1
6.5.8

Open the chart page →

3,117
netforge-besvtechVerified publisher0.0.21 of 3See more

netforge-be svtech 0.0.2

1 of the 3 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
mher/flower:2.051c3c3db5be3
tornado@6.3.3
6.5.8

Open the chart page →

4,701
icinga2-reportsvtech-public-helm-charts1.0.01 of 1See more

icinga2-report svtech-public-helm-charts 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
trungkien210493/icinga2-report:v1.7.12cc8c3763c4c
tornado@5.1.1
6.5.8

Open the chart page →

1,779
tezos-nodetezos-nodeVerified publisher1.0.01 of 4See more

tezos-node tezos-node 1.0.0

1 of the 4 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
oxheadalpha/tezos-k8s-utils:5.3.4d9faed45bf1c
tornado@6.1
6.5.8

Open the chart page →

5,322
synapsetranhailongVerified publisher0.1.01 of 2See more

synapse tranhailong 0.1.0

1 of the 2 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
matrixdotorg/synapse:v1.78.0def97fd537d8
tornado@6.1
6.5.8

Open the chart page →

3,165
jupyterhubuninettsigma21.6.01 of 5See more

jupyterhub uninettsigma2 1.6.0

1 of the 5 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
quay.io/nird-toolkit/jupyterhub-server:20221215-e6aa80ecae8c0622533
tornado@6.2
6.5.8

Open the chart page →

8,642
unmanicvhdirkVerified publisher0.1.41 of 1See more

unmanic vhdirk 0.1.4

1 of the 1 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
josh5/unmanic:0.2.64d49c4816260
tornado@6.0.2
6.5.8

Open the chart page →

9,424
calibre-webvista0.1.31 of 1See more

calibre-web vista 0.1.3

1 of the 1 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
linuxserver/calibre-web:0.6.24241009026e6f
tornado@6.4.2
6.5.8

Open the chart page →

7,679
webapp-chartwebappchart1.0.01 of 1See more

webapp-chart webappchart 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-91990.

Container imageDigestPackageFixed in
amagdi888/my-repo:hello-appd8a10fc8faf6
tornado@5.1.1
6.5.8

Open the chart page →

1,202

Container images carrying it

119 by charts deploying them

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

Container imageDigestPackageFixed inUsed by
jupyterhub/k8s-singleuser-sample:3.0.1-0.dev.git.6287.hbfb05cd68e4778efec8e
tornado@6.3.2
6.5.8
1
jupyterhub/k8s-singleuser-sample:0.11.1e3e6f3051df8
tornado@6.0.4
6.5.8
1
jupyterjsc/jupyterhub-outpost:2.3.1aea53b13f235
tornado@6.5.5
6.5.8
1
kubesphere/examples-bookinfo-productpage-v1:1.13.0378f49ec9c44
tornado@4.5.3
6.5.8
1
kyso/kyso-nbdime:latest4aa9d38ee81d
tornado@6.2
6.5.8
1
linuxserver/calibre-web:0.6.24241009026e6f
tornado@6.4.2
6.5.8
1
linuxserver/calibre-web:version-0.6.12938810eca3d3
tornado@6.1
6.5.8
1
linuxserver/medusa:v1.0.26-ls2884477fb1ce3ca
tornado@6.5.2
6.5.8
1
linuxserver/sickchill:v2020.08.07-1-ls40e48b479c1891
tornado@5.1.1
6.5.8
1
litellm/litellm-non_root:v1.82.3-stable09b217802ded
tornado@6.5.5
6.5.8
1
lsstsqre/nublado2:2.0.1b75bf8aaafa4
tornado@6.1
6.5.8
1
lsstsqre/prepuller:latest19c2dfc4e4ff
tornado@6.1
6.5.8
1
lsstsqre/sciplat-hub:latest5e0ade6bed1c
tornado@6.1
6.5.8
1
lsstsqre/wfdispatcher:lateste9feb99f524d
tornado@6.1
6.5.8
1
matrixdotorg/synapse:v1.160.078de1d10bef0
tornado@6.5.7
6.5.8
1
matrixdotorg/synapse:v1.127.1c3c4a9de2a0b
tornado@6.4.2
6.5.8
1
matrixdotorg/synapse:v1.53.0cb89c0f17ba1
tornado@6.1
6.5.8
1
matrixdotorg/synapse:v1.78.0def97fd537d8
tornado@6.1
6.5.8
1
mher/flower:2.051c3c3db5be3
tornado@6.3.3
6.5.8
1
mnaggar3396/python-app:latest371d8ed84b15
tornado@6.2
6.5.8
1
mohameddev006/web-app:v50fbc7360ecf4
tornado@5.1.1
6.5.8
1
nousresearch/hermes-agent:v2026.8.27e0df6adebddf
tornado@6.5.7
6.5.8
1
octoprint/octoprint:1.4.0106c26efcd8a
tornado@4.5.3
6.5.8
1
octoprint/octoprint:1.6.1ea3bffae2470
tornado@5.1.1
6.5.8
1
onyxdotapp/onyx-backend:latest473fdffe4e67
tornado@6.5.7
6.5.8
1
opencsghq/agenticflow:ee-v0.6-52f03fead54db
tornado@6.5.1
6.5.8
1
opendatacube/explorer:latest120457ffcd69
tornado@6.5.2
6.5.8
1
opendatacube/wps:latest80df355a660b
tornado@6.4.2
6.5.8
1
openzaak/open-notificaties:1.3.02e65313b9b10
tornado@6.1
6.5.8
1
oxheadalpha/tezos-k8s-utils:5.3.4d9faed45bf1c
tornado@6.1
6.5.8
1
pangeo/base-notebook:2024.01.155fbe688a4f80
tornado@6.3.3
6.5.8
1
roadiehq/community-backstage-image:latestef355bf5b639
tornado@5.1.1
6.5.8
1
robmarkcole/deepstack-ui:latest410275726459
tornado@6.1
6.5.8
1
seldonio/seldon-request-logger:1.11.24e985d2006a8
tornado@6.1
6.5.8
1
signalen/backend:2.50.14760256000738
tornado@6.5.7
6.5.8
1
sruthitanneru/pi-sample:ui-lateste565ea454ffd
tornado@6.4.2
6.5.8
1
stakater/restful-distributed-lock-manager:0.5.34f8e409f30c2
tornado@2.4.1
6.5.8
1
tensorflow/tensorflow:1.6.0-devel1e3172090703
tornado@4.5.3
6.5.8
1
thijsvanloef/palworld-server-docker:v2.7.1401d3eb5c053
tornado@6.5.5
6.5.8
1
thijsvanloef/palworld-server-docker:v2.5.0b4ac9ee22483
tornado@6.5.5
6.5.8
1
timothyclarke/wptagent:2018-01-2322c41e5ca7e2
tornado@4.5.3
6.5.8
1
treskon/portrait-web-setup:DEV-latesta475d80e4ecf
tornado@6.4.2
6.5.8
1
trungkien210493/icinga2-report:v1.7.12cc8c3763c4c
tornado@5.1.1
6.5.8
1
wger/server:2.6997ead43aabd
tornado@6.5.7
6.5.8
1
ghcr.io/berriai/litellm:main-stablec8756e7b9a61
tornado@6.5.7
6.5.8
1
ghcr.io/cosmo-tech/cosmotech-copilot-api:latesta2be95de450c
tornado@6.4
6.5.8
1
ghcr.io/dask/dask:2024.1.0080150de7d86
tornado@6.3.3
6.5.8
1
ghcr.io/dask/dask-kubernetes-operator:2026.3.03225d2bc6b3c
tornado@6.5.4
6.5.8
1
ghcr.io/dask/dask-notebook:2024.1.0f53bde3acd4f
tornado@6.3.3
6.5.8
1
ghcr.io/element-hq/synapse:v1.111.022ae556e0de4
tornado@6.4.1
6.5.8
1

syft 1.42.1 · advisories as of 16 Sept 2026

Corrections: contact@stackradar.io

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