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
- 921
- of 17,787 indexed, latest versions
- Container images
- 979
- 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 921 of 17,787 indexed charts deploy, on 979 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| idnapypi | 2.4, 2.5, 2.6, 2.7+15 more | 3.15 | 942 |
| 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+23 more | no fix listed | 108 |
| 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
921 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| iofoghelm-chartsVerified publisher | 0.1.1 | 1 of 3See more | 24,174 |
| streamsheetshelm-chartsVerified publisher | 0.2.3 | 5 of 8See more | 89,949 |
| kube-downscalerhelm-charts-nr | 0.7.6 | 1 of 1See more | 3,700 |
| locusthelm-charts-nr | 0.32.4 | 1 of 1See more | 2,660 |
| mlflowhelm-charts-nr | 1.0.10 | 1 of 1See more | 4,422 |
| supersethelm-charts-nr | 1.1.3 | 1 of 1See more | 2,214 |
| weblatehelm-charts-nr | 0.3.2 | 1 of 3See more | 7,987 |
| appwritehelmforgeVerified publisher | 1.3.4 | 1 of 5See more | 7,010 |
| chiefonboardinghelmforgeVerified publisher | 1.1.14 | 1 of 3See more | 10,898 |
| ckanhelmforgeVerified publisher | 1.3.8 | 1 of 6See more | 9,991 |
| countlyhelmforgeVerified publisher | 1.2.6 | 1 of 3See more | 18,923 |
| fastmcp-serverhelmforgeVerified publisher | 1.7.4 | 1 of 1See more | 3,294 |
| immichhelmforgeVerified publisher | 1.2.8 | 1 of 5See more | 11,080 |
| jupyterhubhelmforgeVerified publisher | 1.0.6 | 1 of 3See more | 5,350 |
| mcp-serverhelmforgeVerified publisher | 1.0.0 | 1 of 1See more | 3,442 |
| supersethelmforgeVerified publisher | 1.3.6 | 1 of 5See more | 5,649 |
| uptime-kumahelmforgeVerified publisher | 1.5.12 | 1 of 1See more | 30,106 |
| openbashelm-openbasVerified publisher | 1.8.14 | 1 of 7See more | 25,099 |
| hetzner-s3-operatorhetzner-s3-operatorVerified publisher | 0.1.3 | 1 of 1See more | 629 |
| nominatimheywood8-helm-chartsVerified publisher | 3.10.8 | 1 of 3See more | 14,350 |
| home-ha-mockhome-ha-mockVerified publisher | 2.0.5 | 1 of 1See more | 3,054 |
| paperlesshomelabcihelmchartstestVerified publisher | 9.1.9 | 1 of 1See more | 14,629 |
| home-security-demohome-security-demoVerified publisher | 2.0.12 | 1 of 3See more | 3,137 |
| httpbin2022httpbin2022Verified publisher | 0.1.1 | 1 of 1See more | 8,732 |
| activation-servicei4trustVerified publisher | 2.3.1 | 1 of 1See more | 2,057 |
| browserlessicoretechVerified publisher | 0.16.6 | 1 of 1See more | 2,002 |
| monitoring-stackict-platformVerified publisher | 0.4.0 | 1 of 13See more | 9,597 |
| iframelyiframelyVerified publisher | 2.3.5 | 1 of 1See more | 3,181 |
| bluesky-pdsijmacd | 1.0.0 | 1 of 2See more | 9,032 |
| ikigaiikigai-chartVerified publisher | 0.0.9 | 1 of 58See more | 37,844 |
| ilum-streamlitilumVerified publisher | 0.1.0 | 1 of 1See more | 2,748 |
| plausible-analyticsimioVerified publisher | 0.4.2 | 1 of 5See more | 10,152 |
| erpnextimprowisedVerified publisher | 3.3.0 | 1 of 3See more | 6,502 |
| 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 | 5,069 |
| 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 | 7,697 |
| itm-servicesintelVerified publisher | 2.0.0 | 1 of 8See more | 18,137 |
| map5gintelVerified publisher | 1.0.0 | 1 of 1See more | 7,697 |
| intelowlintelowl-helm | 6.6.1-01-06-2026 | 1 of 5See more | 16,558 |
| backstageirembo-backstage-helmVerified publisher | 1.0.5 | 1 of 3See more | 7,233 |
| istio-bookinfoistio-bookinfo | 1.2.2 | 1 of 6See more | 18,998 |
| wjh-rechnerit-at-mOfficialVerified publisher | 1.0.4 | 1 of 1See more | 3,487 |
| 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 | 10,816 |
| 13ftjeffrescVerified publisher | 0.2.0 | 1 of 1See more | 887 |
Container images carrying it
979 by charts deploying them
A fixed version is listed for 4 of the 5 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| greenbirdit/ | e99d53bdc944 | idna | 3.15 | 1 |
| gristlabs/ | 6e71b1914a7e | idna | 3.15 | 1 |
| grpl/ | c00aafee6629 | python-pip | no fix listed | 1 |
| guillh/ | 4fb99dbc32b2 | idna | 3.15 | 1 |
| gurolakman/ | ed8fd2062548 | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| gurolakman/ | 9abb3882bcbd | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| gurolakman/ | 6537e8ed8de8 | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| gurolakman/ | ce23b20a8a17 | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| gurolakman/ | b22e746edd5d | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| gurolakman/ | bf18525c5ad9 | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| gurolakman/ | 8739565c3ea2 | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| halkeye/ | 77b05e95fdb5 | idna | 3.15 | 1 |
| hamidyousefi93/ | c34f071f6ed0 | idna | 3.15 | 1 |
| hamzaarshad10/ | 2c1c3b86a8e7 | idna | 3.15 | 1 |
| hamzaarshad10/ | 154f38e8668e | idna | 3.15 | 1 |
| hansehe/ | bc8e45262bc4 | idna | 3.15 | 1 |
| haveagitgat/ | 1256348872ce | idna python-idna | 3.15 no fix listed | 1 |
| haveagitgat/ | 1e3f9328327d | idna python-idna | 3.15 no fix listed | 1 |
| haveagitgat/ | 3ff0913202dd | idna python-idna | 3.15 no fix listed | 1 |
| hayk96/ | 86377705e9e3 | idna | 3.15 | 1 |
| hcguersoy/ | 63b76fdcfbe1 | idna | 3.15 | 1 |
| healthchecks/ | e82bb0836e30 | idna | 3.15 | 1 |
| heartexlabs/ | aa461572e8f9 | idna | 3.15 | 1 |
| helicone/ | 4c69b971a7e4 | idna python-pip | 3.15 no fix listed | 1 |
| helmforge/ | 61f759a1421f | idna | 3.15 | 1 |
| helmforge/ | fcb7017327d6 | idna | 3.15 | 1 |
| hhyo/ | 1aa41843419e | idna | 3.15 | 1 |
| hiboxsystems/ | 7235809b43b3 | idna | 3.15 | 1 |
| hiboxsystems/ | a96c10b61a59 | idna | 3.15 | 1 |
| hiboxsystems/ | b59f01bc0418 | idna | 3.15 | 1 |
| hiboxsystems/ | dcffb926e563 | idna | 3.15 | 1 |
| hjacobs/ | 5d328c003efe | idna | 3.15 | 1 |
| hjacobs/ | fbb303ed463c | idna | 3.15 | 1 |
| hjacobs/ | a4fae38f93d7 | idna | 3.15 | 1 |
| hjacobs/ | 45f93491c434 | idna | 3.15 | 1 |
| hjacobs/ | c173cd02f5af | idna | 3.15 | 1 |
| hjacobs/ | 431f1bf013d0 | idna | 3.15 | 1 |
| hjacobs/ | b44a9cf81a2f | idna | 3.15 | 1 |
| hkotel/ | a7e6b6abe087 | idna | 3.15 | 1 |
| hmdmph/ | 79e4a170f3dc | idna | 3.15 | 1 |
| hmdmph/ | 7f1381fe0f3b | idna | 3.15 | 1 |
| homeassistant/ | 021e2afc6e57 | idna | 3.15 | 1 |
| homeassistant/ | 8d000332b09b | idna | 3.15 | 1 |
| i4trust/ | 9f3719176893 | idna | 3.15 | 1 |
| ibmcom/ | d28bf361327a | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| ihatemoney/ | 457fda1feb32 | idna | 3.15 | 1 |
| ilum/ | ce5dcdeb22ba | idna | 3.15 | 1 |
| improwised/ | 97280b55cbd4 | idna | 3.15 | 1 |
| intel/ | aa8f5483a2ef | idna python-idna python-pip | 3.15 no fix listed no fix listed | 1 |
| intelowlproject/ | 0b22e547ea6b | idna | 3.15 | 1 |