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 |
|---|---|---|---|
| ceph-csi-cephfswikimedia | 0.1.8 | 1 of 5See more | 10,285 |
| ceph-csi-rbdwikimedia | 0.1.13 | 1 of 6See more | 11,784 |
| docker-hub-rate-limit-exporterwiremindVerified publisher | 0.3.0 | 1 of 1See more | 1,843 |
| marge-botwiremindVerified publisher | 1.4.4 | 1 of 1See more | 5,542 |
| powerdnsadminwitcom-gmbh | 0.3.4 | 1 of 1See more | 2,643 |
| xkopsxkops | 0.1.0 | 2 of 5See more | 13,677 |
| enterprise-gatewayzeet | 3.2.2 | 1 of 2See more | 1,838 |
| zerossl-cert-managerzerossl-cert-manager | 0.1.0 | 1 of 2See more | 570 |
| alertmanager-matrix-forwarderzloi-space | 1.0.1 | 1 of 2See more | 3,118 |
| grafana-matrix-forwarderzloi-space | 1.0.0 | 1 of 2See more | 1,636 |
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 |
|---|---|---|---|---|
| streamnative/ | 0e6d7aa3ef32 | python-pip | no fix listed | 2 |
| taigaio/ | 4beed8f62c9f | idna | 3.15 | 2 |
| tzahi12345/ | 2f943d584711 | python-pip | no fix listed | 2 |
| vdiogov/ | 6945f84f0058 | idna python-idna | 3.15 no fix listed | 2 |
| weblate/ | 69c160d37a3c | idna | 3.15 | 2 |
| ghcr.io/ | b1ba7b054af2 | python-pip | no fix listed | 2 |
| ghcr.io/ | 7962759d99d7 | idna | 3.15 | 2 |
| ghcr.io/ | 42002d66ddb3 | idna | 3.15 | 2 |
| ghcr.io/ | 33e60bfb40f2 | idna | 3.15 | 2 |
| ghcr.io/ | fd8d3e6e4cdf | idna | 3.15 | 2 |
| ghcr.io/ | 95ee018cf558 | idna | 3.15 | 2 |
| ghcr.io/ | 647a3c938d31 | idna | 3.15 | 2 |
| public.ecr.aws/ | 26ac7263a823 | idna | 3.15 | 2 |
| quay.io/ | 0b62db8afc9b | idna | 3.15 | 2 |
| quay.io/ | f7f8228f17cc | idna | 3.15 | 2 |
| quay.io/ | 6a8671702d6f | idna | 3.15 | 2 |
| quay.io/ | 716b0b33ff2d | idna | 3.15 | 2 |
| quay.io/ | b8d5067137fe | idna | 3.15 | 2 |
| quay.io/ | f6ed71d0f9f1 | idna | 3.15 | 2 |
| quay.io/ | 464a3af4dfe0 | idna python-idna | 3.15 0:2.5-8.el8_10 | 2 |
| quay.io/ | bb5e052770e5 | idna python-idna | 3.15 0:2.5-8.el8_10 | 2 |
| a10networks/ | 8dc58d434d71 | idna python-idna python-pip | 3.15 no fix listed no fix listed | 1 |
| acockburn/ | 3a93281d7e94 | idna | 3.15 | 1 |
| adeptiainc/ | 283001e83739 | idna | 3.15 | 1 |
| adwerx/ | 840d2b078682 | idna python-idna | 3.15 no fix listed | 1 |
| afrank/ | d463c37b08d7 | idna | 3.15 | 1 |
| airbyte/ | 3b3a670af168 | idna | 3.15 | 1 |
| airsonicadvanced/ | f7cbafac2806 | idna python-idna | 3.15 no fix listed | 1 |
| akeyless/ | 4ba8900a0061 | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| alakaganaguathoork/ | 7eb27b0f4a5a | idna | 3.15 | 1 |
| alerta/ | 4786b9eaa606 | idna | 3.15 | 1 |
| alexvm6/ | fb99ee4f760a | idna | 3.15 | 1 |
| allegroai/ | 713ae38f7daf | idna | 3.15 | 1 |
| allegroai/ | 772827a01bb5 | idna python-idna python-pip | 3.15 no fix listed no fix listed | 1 |
| allegroai/ | fca885e8cfc6 | idna | 3.15 | 1 |
| allegroai/ | c58d9da7bdf8 | idna | 3.15 | 1 |
| amancevice/ | c8c04bfe3d66 | idna | 3.15 | 1 |
| amundsendev/ | 69e7915e61c1 | idna | 3.15 | 1 |
| amundsendev/ | 4d98eb21f5f9 | idna | 3.15 | 1 |
| amundsendev/ | 99dda9502c3e | idna | 3.15 | 1 |
| anchore/ | bde9eedf639d | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| anchore/ | ed9b3badd17c | idna | 3.15 | 1 |
| andrewgolikov55/ | fcc001b61c0e | python-pip | no fix listed | 1 |
| andreymileshin/ | f7b300bc9e66 | idna | 3.15 | 1 |
| andreymileshin/ | e0825acc9e48 | idna | 3.15 | 1 |
| andrianrf/ | 047a7837651e | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| ansiblesemaphore/ | 03d1f8684027 | idna | 3.15 | 1 |
| apache/ | 64e58748b6b9 | idna | 3.15 | 1 |
| apache/ | ce90bdc3d2af | idna | 3.15 | 1 |
| apache/ | e5560ad0b86e | idna | 3.15 | 1 |