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CVE-2026-53493

Updated on 25 Sep 2026

Severity

6.9 Medium severity

Details

CVSS score
6.9
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE ID
Links
NISTCIRCLRHELUbuntu

Overview

About vulnerability

Containerd has image-pull DoS via crafted OCI index graph amplification in github.com/containerd/containerd

Details

Affected product:
ClickHouse/clickhouse-go , Grafana , Loki , census-ecosystem/opencensus-go-exporter-stackdriver/stackdriver , containerd/containerd , cortexproject/cortex , drone-runners/drone-runner-docker , golang-migrate/migrate , google/go-containerregistry , grafana/e2e , grafana/tempo , harness/drone-cli , influxdata/telegraf , jaegertracing/jaeger , microsoft/hcsshim , open-policy-agent/opa , open-telemetry/opentelemetry-collector , open-telemetry/opentelemetry-collector-contrib/connector/spanmetricsconnector , open-telemetry/opentelemetry-collector-contrib/exporter/kafkaexporter , open-telemetry/opentelemetry-collector-contrib/exporter/zipkinexporter , open-telemetry/opentelemetry-collector-contrib/internal/coreinternal , open-telemetry/opentelemetry-collector-contrib/internal/filter , open-telemetry/opentelemetry-collector-contrib/pkg/ottl , open-telemetry/opentelemetry-collector-contrib/pkg/translator/jaeger , open-telemetry/opentelemetry-collector-contrib/pkg/translator/opencensus , open-telemetry/opentelemetry-collector-contrib/pkg/translator/zipkin , open-telemetry/opentelemetry-collector-contrib/processor/filterprocessor , open-telemetry/opentelemetry-collector-contrib/receiver/jaegerreceiver , open-telemetry/opentelemetry-collector-contrib/receiver/kafkareceiver , open-telemetry/opentelemetry-collector-contrib/receiver/opencensusreceiver , open-telemetry/opentelemetry-collector-contrib/receiver/zipkinreceiver , openfga/openfga , oras-project/oras-go , ory/fosite , ory/x , pressly/goose , prometheus/prometheus , testcontainers/testcontainers-go , testcontainers/testcontainers-go/modules/mysql , testcontainers/testcontainers-go/modules/postgres , thanos-io/objstore , thanos-io/thanos
Affected packages:
github.com/containerd/containerd @ 1.4.1 (+100 more)