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CVE-2021-21309

High

Advisory

Published 26 Feb 2021In the index since 6 Sept 2026

Severity: High; worst across findings
CVSS: 8.8; base score, highest
EPSS: 0.047; 91st percentile
CISA KEV: Not listed; no confirmed exploitation
Charts affected: 3; of 17,781 indexed, latest versions
Container images: 3; deployed by those charts
Fix available: 1 of 1; affected package

The matching OSV records carry no description.

Carried by container images the latest versions of 3 of 17,781 indexed charts deploy, on 3 images.

Affected package	Affected versions	Fixed in	Images
redisapk	5.0.7-r0, 5.0.9-r0	5.0.11-r0	3

OSV records: ALPINE-CVE-2021-21309

Charts affected

3 by stars

Chart

Latest

Affected images

Radar Score

netris-controllernetrisai

1 of 14 See more

netris-controller netrisai 2.8.2

1 of the 14 container images this version deploys carry CVE-2021-21309.

Container image	Digest	Package	Fixed in
graphiteapp/graphite-statsd :1.1.7-6	04a0037cc2ae	redis@5.0.9-r0	5.0.11-r0

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30,326

redis-pod-labelerhmdmph

1 of 1 See more

redis-pod-labeler hmdmph 1.0.2

1 of the 1 container images this version deploys carry CVE-2021-21309.

Container image	Digest	Package	Fixed in
hmdmph/redis-pod-labeler :1.0.0-alpine	7f1381fe0f3b	redis@5.0.9-r0	5.0.11-r0

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2,985

apica-ascentlogiqai

1 of 19 See more

apica-ascent logiqai 2.0.4

1 of the 19 container images this version deploys carry CVE-2021-21309.

Container image	Digest	Package	Fixed in
logiqai/toolbox :2.0.1	55a574ec5b64	redis@5.0.7-r0	5.0.11-r0

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23,613

Container images carrying it

3 by charts deploying them

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

Container image	Digest	Package	Fixed in	Used by
graphiteapp/graphite-statsd :1.1.7-6	04a0037cc2ae	redis@5.0.9-r0	5.0.11-r0	1
hmdmph/redis-pod-labeler :1.0.0-alpine	7f1381fe0f3b	redis@5.0.9-r0	5.0.11-r0	1
logiqai/toolbox :2.0.1	55a574ec5b64	redis@5.0.7-r0	5.0.11-r0	1