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
- 910
- of 17,787 indexed, latest versions
- Container images
- 969
- 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 910 of 17,787 indexed charts deploy, on 969 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| idnapypi | 2.4, 2.5, 2.6, 2.7+15 more | 3.15 | 934 |
| 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 | 106 |
| 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
910 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| 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 |
| jx-app-anchorejenkins-x | 0.0.4 | 1 of 2See more | 9,854 |
| jx-app-datadogjenkins-x | 0.0.10 | 1 of 2See more | 3,999 |
| homebridgejespernohrVerified publisher | 0.2.0 | 1 of 1See more | 2,149 |
| shynetjuniorjpdj | 0.1.30 | 1 of 1See more | 2,581 |
Container images carrying it
969 by charts deploying them
A fixed version is listed for 4 of the 5 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| phntom/ | d8e2a9f2f085 | idna | 3.15 | 1 |
| phntom/ | 3adadbac8443 | idna | 3.15 | 1 |
| phntom/ | d2b844700b57 | idna | 3.15 | 1 |
| phsmith/ | 0265a7616ae8 | idna | 3.15 | 1 |
| pnnlmiscscripts/ | 155131891741 | idna | 3.15 | 1 |
| pnnlmiscscripts/ | 8af4b7551d40 | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| prefecthq/ | 1df4b5b6238a | idna | 3.15 | 1 |
| prompve/ | e3d501a82df5 | idna | 3.15 | 1 |
| prompve/ | fcf041f0c24d | idna | 3.15 | 1 |
| prompve/ | ff6749eb03b0 | idna | 3.15 | 1 |
| pryorda/ | 79925e63e59f | idna | 3.15 | 1 |
| pryorda/ | e0f5ba8b7856 | idna | 3.15 | 1 |
| psono/ | 3b974b43ea03 | idna | 3.15 | 1 |
| rdavidoff/ | 7ae4c5135771 | idna | 3.15 | 1 |
| redash/ | 00d813437db5 | idna | 3.15 | 1 |
| redash/ | 9392753c0376 | idna | 3.15 | 1 |
| redash/ | c5c9148f5c38 | idna | 3.15 | 1 |
| redislabs/ | 33561794c5c8 | idna | 3.15 | 1 |
| redislabs/ | b03ab1426d0d | idna | 3.15 | 1 |
| reportportal/ | 95ada4a216ce | idna | 3.15 | 1 |
| reportportal/ | 2a0e6dc11161 | idna | 3.15 | 1 |
| rezachalak/ | 34f694325191 | idna python-pip | 3.15 no fix listed | 1 |
| rhasspy/ | e532f0dbc6b2 | idna | 3.15 | 1 |
| roadiehq/ | ef355bf5b639 | idna | 3.15 | 1 |
| robmarkcole/ | 410275726459 | idna | 3.15 | 1 |
| robotshop/ | 774b52c6180d | idna | 3.15 | 1 |
| robustadev/ | b8d782e568c7 | idna | 3.15 | 1 |
| rommapp/ | 3512f2ca4557 | idna | 3.15 | 1 |
| rommapp/ | b909e95d1aab | idna | 3.15 | 1 |
| rook/ | 2f970c425617 | idna | 3.15 | 1 |
| rook/ | 944a1dd70496 | idna | 3.15 | 1 |
| rtuszik/ | 21549c60f9e6 | idna | 3.15 | 1 |
| runx1/ | 0ca3867d3200 | idna | 3.15 | 1 |
| saidsef/ | f17f7c435891 | idna | 3.15 | 1 |
| salehmir/ | 1afa95f979e9 | idna | 3.15 | 1 |
| saltstack/ | e9c7906b7a5c | idna | 3.15 | 1 |
| santisbon/ | c4e994ca4540 | idna | 3.15 | 1 |
| scrapinghub/ | a5f89bc84606 | idna python-pip | 3.15 no fix listed | 1 |
| seafileltd/ | 6693911bcc40 | idna python-idna python-pip | 3.15 no fix listed no fix listed | 1 |
| seafileltd/ | 70628f29c663 | idna python-idna python-pip | 3.15 no fix listed no fix listed | 1 |
| seafileltd/ | 7ac833196f60 | idna python-idna python-pip | 3.15 no fix listed no fix listed | 1 |
| seafileltd/ | d0c66e4621bd | idna python-pip | 3.15 no fix listed | 1 |
| seafileltd/ | ed0fcda5e6a9 | idna python-idna python-pip | 3.15 no fix listed no fix listed | 1 |
| searx/ | 3dbb3a6d9419 | idna | 3.15 | 1 |
| seldonio/ | 1d0da98a2d76 | idna python-pip | 3.15 no fix listed | 1 |
| seldonio/ | 4e985d2006a8 | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| semaphoreui/ | 5b50bc11833f | idna | 3.15 | 1 |
| semaphoreui/ | e9260bfa8255 | idna | 3.15 | 1 |
| shadowrhyder/ | 4aae9270356a | idna | 3.15 | 1 |
| shaowenchen/ | 26da43bb5b66 | python-pip | no fix listed | 1 |