StackRadar

CVE-2026-4539

Medium

Advisory

Published 22 Mar 2026In the index since 5 Sept 2026
Severity
Medium
worst across findings
CVSS
4.8
base score, highest
EPSS
0.002
5th percentile
CISA KEV
Not listed
no confirmed exploitation
Charts affected
180
of 17,781 indexed, latest versions
Container images
185
deployed by those charts
Fix available
1 of 2
affected packages

Pygments has Regular Expression Denial of Service (ReDoS) due to Inefficient Regex for GUID Matching

Carried by container images the latest versions of 180 of 17,781 indexed charts deploy, on 185 images.

Affected packageAffected versionsFixed inImages
pygmentsdeb2.2.0+dfsg-1, 2.3.1+dfsg-1ubuntu2.2, 2.11.2+dfsg-2, 2.11.2+dfsg-2ubuntu0.1+2 moreno fix listed16
pygmentspypi2.2.0, 2.3.1, 2.4.2, 2.7.1+16 more2.20.0185
OSV records
DEBIAN-CVE-2026-4539GHSA-5239-wwwm-4pmqUBUNTU-CVE-2026-4539
Also known as
PYSEC-2026-2987

Charts affected

180 by stars
ChartLatestAffected imagesRadar Score
reviewboardrock8sVerified publisher0.0.11 of 3See more

reviewboard rock8s 0.0.1

1 of the 3 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
beanbag/reviewboard:latest6b840f546e1c
pygments@2.19.2
2.20.0

Open the chart page →

6,084
ai-agentromholdings0.0.11 of 1See more

ai-agent romholdings 0.0.1

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
quay.io/devtron/ai-agent:0.0.16545dac92173
pygments@2.18.0
2.20.0

Open the chart page →

9,607
rommromm-helm-chartVerified publisher1.5.51 of 3See more

romm romm-helm-chart 1.5.5

1 of the 3 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
rommapp/romm:5.2.03512f2ca4557
pygments@2.19.2
2.20.0

Open the chart page →

3,370
imgtagrotationalVerified publisher0.2.01 of 1See more

imgtag rotational 0.2.0

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
gcr.io/rotationalio-habanero/imgtag:89ec287a534a3170d03
pygments@2.19.1
2.20.0

Open the chart page →

3,312
paperless-ngxrtomik-helm-chartsVerified publisher0.0.51 of 1See more

paperless-ngx rtomik-helm-charts 0.0.5

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
ghcr.io/paperless-ngx/paperless-ngx:2.20.357ad9565bff3
pygments@2.19.2
2.20.0

Open the chart page →

10,605
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-2026-4539.

Container imageDigestPackageFixed in
apache/airflow:2.8.1e5560ad0b86e
pygments@2.17.2
2.20.0

Open the chart page →

10,209
pgadminsb-helm-charts0.3.01 of 1See more

pgadmin sb-helm-charts 0.3.0

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
dpage/pgadmin4:8.13561c1f8f99f2
pygments@2.18.0
2.20.0

Open the chart page →

1,713
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-2026-4539.

Container imageDigestPackageFixed in
litellm/litellm-non_root:v1.82.3-stable09b217802ded
pygments@2.19.2
2.20.0

Open the chart page →

5,201
testing-multitoolsomeblackmagic0.1.21 of 1See more

testing-multitool someblackmagic 0.1.2

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
someblackmagic/k8s-testing-multitool:v0.1.06eca64b6b440
pygments@2.3.1+dfsg-1ubuntu2.2
pygments@2.3.1
no fix listed
2.20.0

Open the chart page →

30,687
studygovernorstudy-governorVerified publisher0.1.381 of 3See more

studygovernor study-governor 0.1.38

1 of the 3 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
registry.gitlab.com/radiology/infrastructure/study-governor:8.0.04e7faf6f8d5f
pygments@2.13.0
2.20.0

Open the chart page →

1,447
rundecksvtech-public-helm-charts1.0.01 of 2See more

rundeck svtech-public-helm-charts 1.0.0

1 of the 2 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
svtechnmaa/svtech_rundeck:v1.2.26e368ace0977
pygments@2.12.0
2.20.0

Open the chart page →

18,756
asrtest-opea1.0.01 of 1See more

asr test-opea 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
opea/asr:1.025dd26d9cd09
pygments@2.18.0
2.20.0

Open the chart page →

4,393
chatqnatest-opea1.0.05 of 11See more

chatqna test-opea 1.0.0

5 of the 11 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
opea/chatqna:1.038c51b791efa
pygments@2.18.0
2.20.0
opea/embedding-tei:1.05c9639de61c1
pygments@2.18.0
2.20.0
opea/llm-tgi:1.00c25aab3f106
pygments@2.18.0
2.20.0
opea/reranking-tei:1.0e48613afb191
pygments@2.18.0
2.20.0
opea/retriever-redis:1.0eb746b263705
pygments@2.18.0
2.20.0

Open the chart page →

39,090
codegentest-opea1.0.02 of 5See more

codegen test-opea 1.0.0

2 of the 5 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
opea/codegen:1.058f91683892d
pygments@2.18.0
2.20.0
opea/llm-tgi:1.00c25aab3f106
pygments@2.18.0
2.20.0

Open the chart page →

28,814
codetranstest-opea1.0.02 of 5See more

codetrans test-opea 1.0.0

2 of the 5 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
opea/codetrans:1.0e2436483b73d
pygments@2.18.0
2.20.0
opea/llm-tgi:1.00c25aab3f106
pygments@2.18.0
2.20.0

Open the chart page →

28,385
docsumtest-opea1.0.02 of 5See more

docsum test-opea 1.0.0

2 of the 5 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
opea/docsum:1.03eaa91849512
pygments@2.18.0
2.20.0
opea/llm-docsum-tgi:1.002f9e8fa5d71
pygments@2.18.0
2.20.0

Open the chart page →

28,858
embedding-usvctest-opea1.0.01 of 1See more

embedding-usvc test-opea 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
opea/embedding-tei:1.05c9639de61c1
pygments@2.18.0
2.20.0

Open the chart page →

5,185
guardrails-usvctest-opea1.0.01 of 1See more

guardrails-usvc test-opea 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
opea/guardrails-tgi:1.0262c6048aab8
pygments@2.18.0
2.20.0

Open the chart page →

5,221
llm-uservicetest-opea1.0.01 of 1See more

llm-uservice test-opea 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
opea/llm-tgi:1.00c25aab3f106
pygments@2.18.0
2.20.0

Open the chart page →

4,720
reranking-usvctest-opea1.0.01 of 1See more

reranking-usvc test-opea 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
opea/reranking-tei:1.0e48613afb191
pygments@2.18.0
2.20.0

Open the chart page →

4,985
retriever-usvctest-opea1.0.01 of 1See more

retriever-usvc test-opea 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
opea/retriever-redis:1.0eb746b263705
pygments@2.18.0
2.20.0

Open the chart page →

5,198
speecht5test-opea1.0.01 of 1See more

speecht5 test-opea 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
opea/speecht5:1.0249afad3d268
pygments@2.18.0
2.20.0

Open the chart page →

9,616
ttstest-opea1.0.01 of 1See more

tts test-opea 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
opea/tts:1.0257ae94709e9
pygments@2.18.0
2.20.0

Open the chart page →

4,377
web-retrievertest-opea1.0.01 of 1See more

web-retriever test-opea 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
opea/web-retriever-chroma:1.0fe08165d7770
pygments@2.18.0
2.20.0

Open the chart page →

5,350
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-2026-4539.

Container imageDigestPackageFixed in
oxheadalpha/tezos-k8s-utils:5.3.4d9faed45bf1c
pygments@2.10.0
2.20.0

Open the chart page →

5,321
simple-prima-notavcnngrVerified publisher0.5.31 of 4See more

simple-prima-nota vcnngr 0.5.3

1 of the 4 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
dpage/pgadmin4:9.252cb72a9e3da
pygments@2.19.1
2.20.0

Open the chart page →

4,768
devportalveecode-platform-nextVerified publisher0.1.211 of 1See more

devportal veecode-platform-next 0.1.21

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
veecode/devportaldigest-pinnedc443520aebf7
pygments@2.19.2
2.20.0

Open the chart page →

1,787
calibre-webvista0.1.31 of 1See more

calibre-web vista 0.1.3

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
linuxserver/calibre-web:0.6.24241009026e6f
pygments@2.19.2
2.20.0

Open the chart page →

7,628
supersetwbstack0.1.01 of 1See more

superset wbstack 0.1.0

1 of the 1 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
apache/superset:4.0.1ab9467fd712c
pygments@2.15.0
2.20.0

Open the chart page →

7,085
zahori-serverzahoriVerified publisher1.0.11 of 2See more

zahori-server zahori 1.0.1

1 of the 2 container images this version deploys carry CVE-2026-4539.

Container imageDigestPackageFixed in
flyway/flyway:9.14.1-alpine80f12c80502b
pygments@2.14.0
2.20.0

Open the chart page →

5,846

Container images carrying it

185 by charts deploying them

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

Container imageDigestPackageFixed inUsed by
opea/llm-tgi:1.00c25aab3f106
pygments@2.18.0
2.20.0
4
apache/superset:6.1.0:latest16b50bbef664
pygments@2.19.1
2.20.0
3
quay.io/devtron/ai-agent:0.0.16545dac92173
pygments@2.18.0
2.20.0
3
cs3org/wopiserver:v9.4.202a9e78757b4
pygments@2.14.0
2.20.0
2
opea/embedding-tei:1.05c9639de61c1
pygments@2.18.0
2.20.0
2
opea/reranking-tei:1.0e48613afb191
pygments@2.18.0
2.20.0
2
opea/retriever-redis:1.0eb746b263705
pygments@2.18.0
2.20.0
2
taigaio/taiga-back:latest4beed8f62c9f
pygments@2.19.2
2.20.0
2
ghcr.io/smarter-project/home-ha-mock:main95ee018cf558
pygments@2.19.1
2.20.0
2
acockburn/appdaemon:4.0.83a93281d7e94
pygments@2.8.1
2.20.0
1
airbyte/manifest-server:7.23.73b3a670af168
pygments@2.19.1
2.20.0
1
apache/airflow:2.8.4-python3.964e58748b6b9
pygments@2.17.2
2.20.0
1
apache/airflow:2.10.2-python3.9ce90bdc3d2af
pygments@2.18.0
2.20.0
1
apache/airflow:2.8.1e5560ad0b86e
pygments@2.17.2
2.20.0
1
apachepulsar/pulsar:2.10.03b262ab7a7d9
pygments@2.3.1+dfsg-1ubuntu2.2
pygments@2.3.1
no fix listed
2.20.0
1
apachepulsar/pulsar:2.6.14db6ff0b4045
pygments@2.3.1
2.20.0
1
apachepulsar/pulsar:2.9.0d056c89b7131
pygments@2.3.1+dfsg-1ubuntu2.2
pygments@2.3.1
no fix listed
2.20.0
1
apachepulsar/pulsar:2.8.2d538416d5afe
pygments@2.3.1+dfsg-1ubuntu2.2
pygments@2.3.1
no fix listed
2.20.0
1
apache/superset:4.0.1ab9467fd712c
pygments@2.15.0
2.20.0
1
apecloud/aperag:v0.0.0-nightly8ac9947a2c84
pygments@2.19.1
2.20.0
1
aristidetm/basic-notebook:3.6.5469dbc951224
pygments@2.18.0
2.20.0
1
arunvelsriram/utils:latest655ad18fd8d6
pygments@2.17.2+dfsg-1
pygments@2.17.2
no fix listed
2.20.0
1
baserow/backend:1.31.1e0b3c8130b91
pygments@2.18.0
2.20.0
1
baserow/baserow:1.30.1df0c42eb67e8
pygments@2.18.0
2.20.0
1
beanbag/reviewboard:latest6b840f546e1c
pygments@2.19.2
2.20.0
1
berkeleyskypilot/skypilot-nightly:latest8da2f3cda472
pygments@2.19.2
2.20.0
1
blacktop/httpie:latestfc5e68e2f5ab
pygments@2.2.0
2.20.0
1
bmeares/meerschaum:2.8.48e9c5bacaa82
pygments@2.19.1
2.20.0
1
cdignam/kodiak:v0.54.05a6a55b39cee
pygments@2.10.0
2.20.0
1
cheyang/distributed-tf:1.6.046cc34755493
pygments@2.2.0
2.20.0
1
chiefonboarding/chiefonboarding:v2.4.159bc7aa60fe7
pygments@2.19.2
2.20.0
1
clsen2024/gwangju_2-3:service-b-10ba9eff852c5
pygments@2.18.0
2.20.0
1
clsen2024/gwangju_2-3:service-a-151b1d45961cd
pygments@2.18.0
2.20.0
1
clsen2024/gwangju_2-3:service-c-1efb1586c8299
pygments@2.18.0
2.20.0
1
daskdev/dask-notebook:1.1.0052630f5ca04
pygments@2.3.1
2.20.0
1
ddosify/selfhosted_alaz_backend:1.0.6a43c5155fa1c
pygments@2.17.2
2.20.0
1
ddosify/selfhosted_alaz_backend:2.3.11e5be48b37348
pygments@2.18.0
2.20.0
1
ddosify/selfhosted_backend:3.2.93c11e3182652
pygments@2.18.0
2.20.0
1
ddosify/selfhosted_backend:2.6.11ac323d52bfb4
pygments@2.17.2
2.20.0
1
ddosify/selfhosted_hammermanager:1.2.471b8768f49bc
pygments@2.17.2
2.20.0
1
ddosify/selfhosted_hammermanager:2.0.2b796b8c73011
pygments@2.18.0
2.20.0
1
deconzcommunity/deconz:2.29.2062de2362641
pygments@2.14.0+dfsg-1
pygments@2.14.0
no fix listed
2.20.0
1
deconzcommunity/deconz:2.12.066541bbb78952
pygments@2.3.1
2.20.0
1
devopstales/kubedash:3.1.08bb837da5aec
pygments@2.19.1
2.20.0
1
dpage/pgadmin4:8.418cd5711fc9a
pygments@2.17.2
2.20.0
1
dpage/pgadmin4:9.11.050700ac17936
pygments@2.19.2
2.20.0
1
dpage/pgadmin4:9.252cb72a9e3da
pygments@2.19.1
2.20.0
1
dpage/pgadmin4:8.13561c1f8f99f2
pygments@2.18.0
2.20.0
1
errbotio/errbot:6.1.900ee4e0953ab
pygments@2.11.2
2.20.0
1
evk02/mlflow:2.2.1ef6ff257ef35
pygments@2.14.0
2.20.0
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.