StackRadar

CVE-2021-40839

High

Advisory

Published 10 Sept 2021In the index since 6 Sept 2026
Severity
High
worst across findings
CVSS
7.5
base score, highest
EPSS
0.056
92nd percentile
CISA KEV
Not listed
no confirmed exploitation
Charts affected
5
of 17,781 indexed, latest versions
Container images
5
deployed by those charts
Fix available
None
affected packages

Infinite Loop in rencode

Carried by container images the latest versions of 5 of 17,781 indexed charts deploy, on 5 images.

Affected packageAffected versionsFixed inImages
rencodepypi1.0.5, 1.0.6no fix listed5
python-rencodedeb1.0.5-1build2no fix listed2
OSV records
GHSA-gh8j-2pgf-x458UBUNTU-CVE-2021-40839
Also known as
PYSEC-2021-345

Charts affected

5 by stars
ChartLatestAffected imagesRadar Score
delugerubxkubeVerified publisher1.2.11 of 1See more

deluge rubxkube 1.2.1

1 of the 1 container images this version deploys carry CVE-2021-40839.

Container imageDigestPackageFixed in
linuxserver/deluge:18.04.10ac871624394
python-rencode@1.0.5-1build2
rencode@1.0.5
no fix listed
no fix listed

Open the chart page →

13,541
delugegeek-cookbookVerified publisher5.4.21 of 1See more

deluge geek-cookbook 5.4.2

1 of the 1 container images this version deploys carry CVE-2021-40839.

Container imageDigestPackageFixed in
linuxserver/deluge:version-2.0.3-2201906121747ubuntu18.04.12ce561a95e7b
python-rencode@1.0.5-1build2
rencode@1.0.5
no fix listed
no fix listed

Open the chart page →

13,551
delugelib42Verified publisher1.3.01 of 1See more

deluge lib42 1.3.0

1 of the 1 container images this version deploys carry CVE-2021-40839.

Container imageDigestPackageFixed in
lib42/deluge:20c4d1d326f95
rencode@1.0.6
no fix listed

Open the chart page →

898
delugelinkding0.2.31 of 1See more

deluge linkding 0.2.3

1 of the 1 container images this version deploys carry CVE-2021-40839.

Container imageDigestPackageFixed in
linuxserver/deluge:libtorrentv1-2.2.0-ls40052eac68ccc0
rencode@1.0.6
no fix listed

Open the chart page →

1,433
delugeretsamedocVerified publisher26.9.01 of 1See more

deluge retsamedoc 26.9.0

1 of the 1 container images this version deploys carry CVE-2021-40839.

Container imageDigestPackageFixed in
linuxserver/deluge:2.2.09505c64720af
rencode@1.0.6
no fix listed

Open the chart page →

781

Container images carrying it

5 by charts deploying them

A fixed version is listed for 0 of the 2 affected packages.

Container imageDigestPackageFixed inUsed by
lib42/deluge:20c4d1d326f95
rencode@1.0.6
no fix listed
1
linuxserver/deluge:libtorrentv1-2.2.0-ls40052eac68ccc0
rencode@1.0.6
no fix listed
1
linuxserver/deluge:18.04.10ac871624394
python-rencode@1.0.5-1build2
rencode@1.0.5
no fix listed
no fix listed
1
linuxserver/deluge:version-2.0.3-2201906121747ubuntu18.04.12ce561a95e7b
python-rencode@1.0.5-1build2
rencode@1.0.5
no fix listed
no fix listed
1
linuxserver/deluge:2.2.09505c64720af
rencode@1.0.6
no fix listed
1

syft 1.42.1 · advisories as of 14 Sept 2026

Corrections: contact@stackradar.io

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