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
- 913
- of 17,787 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 913 of 17,787 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 | 937 |
| 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
913 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
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 |
|---|---|---|---|---|
| stratospire/ | a4c34cb01117 | idna | 3.15 | 1 |
| streamnative/ | 11bceacec8fb | python-pip | no fix listed | 1 |
| streamnative/ | 91e54375e154 | idna | 3.15 | 1 |
| substratusai/ | 61695be635eb | idna | 3.15 | 1 |
| svtechnmaa/ | 67be2aba9436 | idna | 3.15 | 1 |
| svtechnmaa/ | 6e368ace0977 | idna python-idna | 3.15 no fix listed | 1 |
| svtechnmaa/ | 674fad30a51f | idna | 3.15 | 1 |
| swisscomcloud/ | b6639d1a922e | idna | 3.15 | 1 |
| sysnet4admin/ | 74ded2d92f07 | idna | 3.15 | 1 |
| t3nde/ | d2939e9a719b | idna | 3.15 | 1 |
| tachyongroup/ | 7e79b9000856 | idna | 3.15 | 1 |
| tachyongroup/ | f4f7fabe1037 | idna | 3.15 | 1 |
| taigaio/ | 9f97323cc150 | idna | 3.15 | 1 |
| teknas09/ | 12a1fa85c4aa | idna | 3.15 | 1 |
| tenableofficial/ | c88e43fe1a8c | idna | 3.15 | 1 |
| th0th/ | d06fa39f7406 | idna | 3.15 | 1 |
| thelande/ | a1fdb8baa152 | idna | 3.15 | 1 |
| thongngo3301/ | a341af5976e3 | idna | 3.15 | 1 |
| timescale/ | a8e3322e1cf9 | idna python-idna | 3.15 3.3-1ubuntu0.2 | 1 |
| timescale/ | cdb9ae118899 | idna python-idna | 3.15 3.3-1ubuntu0.2 | 1 |
| timescale/ | d7db8f1085a3 | idna python-pip | 3.15 no fix listed | 1 |
| timescale/ | e8d0a9cc3db5 | idna python-idna python-pip | 3.15 3.3-1ubuntu0.2 no fix listed | 1 |
| timescale/ | ed719c0cd19d | idna python-idna | 3.15 3.3-1ubuntu0.2 | 1 |
| timothyclarke/ | 22c41e5ca7e2 | idna python-pip | 3.15 no fix listed | 1 |
| tinymediamanager/ | 2b34dc85099e | idna | 3.15 | 1 |
| tock/ | abf7880e0449 | idna | 3.15 | 1 |
| tombursch/ | b48e4ab727cd | idna | 3.15 | 1 |
| tomsajan/ | fb61907707b8 | idna | 3.15 | 1 |
| tomsquest/ | 4759cc353a1d | idna | 3.15 | 1 |
| tomsquest/ | a594c624c5a6 | idna | 3.15 | 1 |
| trungkien210493/ | 2cc8c3763c4c | idna | 3.15 | 1 |
| tussanakorndev/ | 216fdadadf9a | idna | 3.15 | 1 |
| twentycrm/ | 2f78405a78be | idna python-idna | 3.15 3.3-1ubuntu0.2 | 1 |
| ubcctlt/ | cbbbbc8ae16b | idna | 3.15 | 1 |
| vabene1111/ | 0f8d061895e9 | idna | 3.15 | 1 |
| vabene1111/ | ec4e9e2905b0 | idna | 3.15 | 1 |
| veecode/ | c443520aebf7 | idna | 3.15 | 1 |
| viadee/ | 2e27e3b3ee56 | idna | 3.15 | 1 |
| vividplanet/ | ae1c5b1cbecb | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| voltha/ | c4e41e92f046 | idna python-pip | 3.15 no fix listed | 1 |
| voltha/ | 37f80524c207 | idna python-pip | 3.15 no fix listed | 1 |
| voltha/ | 9ee8c1f4428c | idna python-pip | 3.15 no fix listed | 1 |
| voltha/ | 655c3048a602 | idna python-pip | 3.15 no fix listed | 1 |
| voltha/ | ff596b62de59 | idna python-pip | 3.15 no fix listed | 1 |
| wallabag/ | 5e4c26a7fb4a | idna | 3.15 | 1 |
| wallarm/ | 5cb2ae08b40f | idna | 3.15 | 1 |
| wallarm/ | 097cadc42336 | idna | 3.15 | 1 |
| wallarm/ | aecd88b24c51 | idna | 3.15 | 1 |
| wazuh/ | 1da5c38c6a78 | idna | 3.15 | 1 |
| wazuh/ | 21994f40e0da | idna | 3.15 | 1 |