CVE-2026-45409
MediumAdvisory
Published 19 May 2026In the index since 5 Sept 2026
- Severity
- Medium
- worst across findings
- CVSS
- 5.3
- base score, highest
- EPSS
- 0.004
- 34th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 914
- of 17,781 indexed, latest versions
- Container images
- 972
- deployed by those charts
- Fix available
- 4 of 5
- affected packages
Internationalized Domain Names in Applications (IDNA): Specially crafted inputs to idna.encode() can bypass CVE-2024-3651 fix
Carried by container images the latest versions of 914 of 17,781 indexed charts deploy, on 972 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| idnapypi | 2.4, 2.5, 2.6, 2.7+15 more | 3.15 | 936 |
| python-pipdeb | 1.5.4-1ubuntu4, 8.1.1-2ubuntu0.4, 9.0.1-2.3~ubuntu1, 9.0.1-2.3~ubuntu1.18.04.1+22 more | no fix listed | 107 |
| python-idnadeb | 2.6-1, 2.8-1, 2.8-1ubuntu0.1, 3.3-1+3 more | 3.3-1ubuntu0.2, 3.6-2ubuntu0.2 | 69 |
| python-idnarpm | 2.5-5.el8, 2.5-7.el8_10, 2.10-7.el9, 2.10-7.el9_4.1+1 more | 0:2.5-8.el8_10, 0:2.10-8.el9_8, 0:3.7-6.el10_2 | 64 |
| py3-pipapk | 25.0.1-r0, 25.2-r0, 26.0.1-r1 | 26.1.2-r1 | 3 |
- OSV records
- CGA-9qj9-xwv6-6g35CGA-jxvh-c6v2-m7x3DEBIAN-CVE-2026-45409GHSA-65pc-fj4g-8rjxRHSA-2026:54290RHSA-2026:54481RHSA-2026:54484RLSA-2026:54481UBUNTU-CVE-2026-45409
- Also known as
- CGA-gpf6-q7mq-4ppj, CGA-qfx6-f9w7-v6f4, PYSEC-2026-215, USN-8549-1
Charts affected
914 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| streamsheetshelm-chartsVerified publisher | 0.2.3 | 5 of 8See more | 89,959 |
| kube-downscalerhelm-charts-nr | 0.7.6 | 1 of 1See more | 4,293 |
| locusthelm-charts-nr | 0.32.4 | 1 of 1See more | 2,800 |
| mlflowhelm-charts-nr | 1.0.10 | 1 of 1See more | 4,422 |
| supersethelm-charts-nr | 1.1.3 | 1 of 1See more | 2,305 |
| weblatehelm-charts-nr | 0.3.2 | 1 of 3See more | 7,984 |
| appwritehelmforgeVerified publisher | 1.3.4 | 1 of 5See more | 6,952 |
| chiefonboardinghelmforgeVerified publisher | 1.1.14 | 1 of 3See more | 10,849 |
| ckanhelmforgeVerified publisher | 1.3.8 | 1 of 6See more | 9,920 |
| countlyhelmforgeVerified publisher | 1.2.6 | 1 of 3See more | 18,813 |
| fastmcp-serverhelmforgeVerified publisher | 1.7.4 | 1 of 1See more | 3,281 |
| immichhelmforgeVerified publisher | 1.2.8 | 1 of 5See more | 11,042 |
| jupyterhubhelmforgeVerified publisher | 1.0.6 | 1 of 3See more | 5,341 |
| mcp-serverhelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 3,430 |
| supersethelmforgeVerified publisher | 1.3.6 | 1 of 5See more | 5,714 |
| uptime-kumahelmforgeVerified publisher | 1.5.12 | 1 of 1See more | 30,099 |
| openbashelm-openbasVerified publisher | 1.8.14 | 1 of 7See more | 25,017 |
| hetzner-s3-operatorhetzner-s3-operatorVerified publisher | 0.1.3 | 1 of 1See more | 628 |
| nominatimheywood8-helm-chartsVerified publisher | 3.10.8 | 1 of 3See more | 14,290 |
| home-ha-mockhome-ha-mockVerified publisher | 2.0.5 | 1 of 1See more | 3,048 |
| paperlesshomelabcihelmchartstestVerified publisher | 9.1.9 | 1 of 1See more | 16,384 |
| home-security-demohome-security-demoVerified publisher | 2.0.12 | 1 of 3See more | 3,131 |
| httpbin2022httpbin2022Verified publisher | 0.1.1 | 1 of 1See more | 8,685 |
| activation-servicei4trustVerified publisher | 2.3.1 | 1 of 1See more | 2,058 |
| browserlessicoretechVerified publisher | 0.16.6 | 1 of 1See more | 1,948 |
| monitoring-stackict-platformVerified publisher | 0.4.0 | 1 of 13See more | 9,573 |
| iframelyiframelyVerified publisher | 2.3.5 | 1 of 1See more | 3,154 |
| bluesky-pdsijmacd | 1.0.0 | 1 of 2See more | 8,967 |
| ikigaiikigai-chartVerified publisher | 0.0.9 | 1 of 58See more | 37,671 |
| ilum-streamlitilumVerified publisher | 0.1.0 | 1 of 1See more | 2,736 |
| plausible-analyticsimioVerified publisher | 0.4.2 | 1 of 5See more | 10,418 |
| erpnextimprowisedVerified publisher | 3.3.0 | 1 of 3See more | 6,501 |
| freeipaimprowisedVerified publisher | 0.4.1 | 1 of 1See more | 1,218 |
| frigateimprowisedVerified publisher | 1.1.0 | 1 of 1See more | 2,159 |
| healthchecksimprowisedVerified publisher | 1.1.1 | 1 of 2See more | 2,628 |
| guardrails-usvcinfracloud-chartsVerified publisher | 1.0.1 | 1 of 1See more | 5,062 |
| label-studioinseefrlab | 2.3.1 | 1 of 3See more | 3,157 |
| redashinseefrlab | 2.1.0 | 1 of 3See more | 3,314 |
| gmaintelVerified publisher | 0.1.0 | 1 of 1See more | 7,650 |
| itm-servicesintelVerified publisher | 2.0.0 | 1 of 8See more | 18,066 |
| map5gintelVerified publisher | 1.0.0 | 1 of 1See more | 7,650 |
| intelowlintelowl-helm | 6.6.1-01-06-2026 | 1 of 5See more | 17,852 |
| backstageirembo-backstage-helmVerified publisher | 1.0.5 | 1 of 3See more | 7,232 |
| istio-bookinfoistio-bookinfo | 1.2.2 | 1 of 6See more | 18,980 |
| wjh-rechnerit-at-mOfficialVerified publisher | 1.0.4 | 1 of 1See more | 3,460 |
| twitch-channel-points-minerjacobcolvinVerified publisher | 0.1.0 | 1 of 1See more | 1,088 |
| kweather-chartjamoos | 0.1.0 | 1 of 1See more | 607 |
| deconzjanip81-helm-chartsVerified publisher | 0.1.1 | 1 of 1See more | 10,780 |
| 13ftjeffrescVerified publisher | 0.2.0 | 1 of 1See more | 888 |
| esphomejeffrescVerified publisher | 0.2.2 | 1 of 1See more | 5,040 |
Container images carrying it
972 by charts deploying them
A fixed version is listed for 4 of the 5 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| apache/ | e5560ad0b86e | idna | 3.15 | 1 |
| apachepulsar/ | 16f9fdab3fa6 | python-pip | no fix listed | 1 |
| apachepulsar/ | 3b262ab7a7d9 | idna python-pip | 3.15 no fix listed | 1 |
| apachepulsar/ | 4db6ff0b4045 | idna | 3.15 | 1 |
| apachepulsar/ | 9c9947de139d | python-pip | no fix listed | 1 |
| apachepulsar/ | d056c89b7131 | idna | 3.15 | 1 |
| apachepulsar/ | d538416d5afe | idna | 3.15 | 1 |
| apache/ | 76c176e8a0e4 | idna python-pip | 3.15 no fix listed | 1 |
| apache/ | 975ab033580d | idna | 3.15 | 1 |
| apache/ | ab9467fd712c | idna | 3.15 | 1 |
| apecloud/ | 8ac9947a2c84 | idna | 3.15 | 1 |
| apecloud/ | 98abc64aa985 | idna python-idna | 3.15 0:2.10-8.el9_8 | 1 |
| apecloud/ | ff2858eab9cc | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| appwrite/ | 1aaa70127114 | idna | 3.15 | 1 |
| appwrite/ | adc7d0e7ec23 | idna | 3.15 | 1 |
| aquasec/ | 0bf607ce9308 | idna | 3.15 | 1 |
| archish27/ | 6610071a2101 | idna | 3.15 | 1 |
| aristidetm/ | 469dbc951224 | idna | 3.15 | 1 |
| aristidetm/ | ccb516cb8474 | idna | 3.15 | 1 |
| arthurjguerra18/ | f540af20b307 | idna | 3.15 | 1 |
| arunvelsriram/ | 655ad18fd8d6 | idna python-idna python-pip | 3.15 3.6-2ubuntu0.2 no fix listed | 1 |
| assistiot/ | 0aacefac9677 | idna | 3.15 | 1 |
| assistiot/ | 0518b63a2e69 | idna | 3.15 | 1 |
| assistiot/ | 0fce3ea719a5 | idna | 3.15 | 1 |
| assistiot/ | 792715dd3084 | idna | 3.15 | 1 |
| assistiot/ | 30812ba93555 | idna python-pip | 3.15 no fix listed | 1 |
| assistiot/ | 44a37b00d4f8 | idna | 3.15 | 1 |
| assistiot/ | a942dc14030a | idna | 3.15 | 1 |
| assistiot/ | 8b5d118bdf0e | idna | 3.15 | 1 |
| assistiot/ | 7d6a0d534c7f | idna | 3.15 | 1 |
| assistiot/ | 38b003e55ff3 | idna | 3.15 | 1 |
| assistiot/ | b1dbe4d62a03 | idna | 3.15 | 1 |
| assistiot/ | e32b87786142 | idna | 3.15 | 1 |
| assistiot/ | e5ae539ce2cb | idna python-idna python-pip | 3.15 no fix listed no fix listed | 1 |
| balihb/ | ee48e79f5d76 | idna | 3.15 | 1 |
| baserow/ | e0b3c8130b91 | idna | 3.15 | 1 |
| baserow/ | df0c42eb67e8 | idna | 3.15 | 1 |
| bbvalabs/ | 3ea299ae63c0 | idna | 3.15 | 1 |
| benbusby/ | f77f7e6e4ad2 | idna | 3.15 | 1 |
| berkeleyskypilot/ | 8da2f3cda472 | idna | 3.15 | 1 |
| bicarus/ | b1dab0721e1c | python-pip | no fix listed | 1 |
| billimek/ | 801bba1228ac | idna | 3.15 | 1 |
| billimek/ | f14ccd7aad0e | idna | 3.15 | 1 |
| billimek/ | bf8158556035 | idna | 3.15 | 1 |
| blacktop/ | fc5e68e2f5ab | idna | 3.15 | 1 |
| blakeblackshear/ | ae269270ad9e | python-pip | no fix listed | 1 |
| bmeares/ | 8e9c5bacaa82 | idna | 3.15 | 1 |
| bnjbvr/ | 37e216b182c8 | idna | 3.15 | 1 |
| boky/ | aafc77238423 | idna | 3.15 | 1 |
| bootc/ | f1383295e7be | idna | 3.15 | 1 |