StackRadar

CVE-2023-42821

High

Advisory

Published 22 Sept 2023In the index since 8 Sept 2026
Severity
High
worst across findings
CVSS
7.5
base score, highest
EPSS
0.010
62nd percentile
CISA KEV
Not listed
no confirmed exploitation
Charts affected
3
of 17,781 indexed, latest versions
Container images
4
deployed by those charts
Fix available
1 of 1
affected package

Markdown vulnerable to Out-of-bounds Read while parsing citations

Carried by container images the latest versions of 3 of 17,781 indexed charts deploy, on 4 images.

Affected packageAffected versionsFixed inImages
github.com/gomarkdown/markdowngolangv0.0.0-20191123064959-2c17d62f5098, v0.0.0-20230716120725-531d2d74bc120.0.0-20230922105210-14b16010c2ee4
OSV records
GHSA-m9xq-6h2j-65r2
Also known as
GO-2023-2074

Charts affected

3 by stars
ChartLatestAffected imagesRadar Score
agentssynapse0.1.302 of 9See more

agents synapse 0.1.30

2 of the 9 container images this version deploys carry CVE-2023-42821.

Container imageDigestPackageFixed in
ghcr.io/synapsecns/sanguine/agents:6e3887fc2a05aff0d159453cedbfbe5024b910bf81a9ebc899a4
github.com/gomarkdown/markdown@v0.0.0-20191123064959-2c17d62f5098
0.0.0-20230922105210-14b16010c2ee
ghcr.io/synapsecns/sanguine/scribe:6e3887fc2a05aff0d159453cedbfbe5024b910bf5e0a3dfa9f96
github.com/gomarkdown/markdown@v0.0.0-20191123064959-2c17d62f5098
0.0.0-20230922105210-14b16010c2ee

Open the chart page →

7,244
sinnersynapse0.1.01 of 6See more

sinner synapse 0.1.0

1 of the 6 container images this version deploys carry CVE-2023-42821.

Container imageDigestPackageFixed in
ghcr.io/synapsecns/sanguine/sinner:latest3e98a98f6074
github.com/gomarkdown/markdown@v0.0.0-20191123064959-2c17d62f5098
0.0.0-20230922105210-14b16010c2ee

Open the chart page →

1,955
oauth2xdVerified publisher1.0.01 of 1See more

oauth2 xd 1.0.0

1 of the 1 container images this version deploys carry CVE-2023-42821.

Container imageDigestPackageFixed in
lishimeng/hufu:v1.2.13d5752dac834
github.com/gomarkdown/markdown@v0.0.0-20230716120725-531d2d74bc12
0.0.0-20230922105210-14b16010c2ee

Open the chart page →

2,007

Container images carrying it

4 by charts deploying them

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

Container imageDigestPackageFixed inUsed by
lishimeng/hufu:v1.2.13d5752dac834
github.com/gomarkdown/markdown@v0.0.0-20230716120725-531d2d74bc12
0.0.0-20230922105210-14b16010c2ee
1
ghcr.io/synapsecns/sanguine/agents:6e3887fc2a05aff0d159453cedbfbe5024b910bf81a9ebc899a4
github.com/gomarkdown/markdown@v0.0.0-20191123064959-2c17d62f5098
0.0.0-20230922105210-14b16010c2ee
1
ghcr.io/synapsecns/sanguine/scribe:6e3887fc2a05aff0d159453cedbfbe5024b910bf5e0a3dfa9f96
github.com/gomarkdown/markdown@v0.0.0-20191123064959-2c17d62f5098
0.0.0-20230922105210-14b16010c2ee
1
ghcr.io/synapsecns/sanguine/sinner:latest3e98a98f6074
github.com/gomarkdown/markdown@v0.0.0-20191123064959-2c17d62f5098
0.0.0-20230922105210-14b16010c2ee
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.