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 |
|---|---|---|---|---|
| quay.io/ | a6b3f707f883 | idna | 3.15 | 13 |
| oomk8s/ | 875814cc853d | idna python-pip | 3.15 no fix listed | 11 |
| quay.io/ | 605eaa5d469c | idna | 3.15 | 7 |
| oomk8s/ | 7daa08b81954 | idna python-pip | 3.15 no fix listed | 6 |
| opea/ | 0c25aab3f106 | idna | 3.15 | 4 |
| shashkist/ | 581de1fd6084 | idna | 3.15 | 4 |
| apache/ | 16b50bbef664 | idna | 3.15 | 3 |
| cloudve/ | 4a3d7fae90bb | idna python-pip | 3.15 no fix listed | 3 |
| dpage/ | 781369df9994 | idna | 3.15 | 3 |
| kiwigrid/ | 170069ff0976 | idna | 3.15 | 3 |
| kiwigrid/ | 4166a019eeaf | idna | 3.15 | 3 |
| kiwigrid/ | 7b98eecdf6d1 | idna | 3.15 | 3 |
| kiwigrid/ | cdb361e67b1b | idna | 3.15 | 3 |
| quay.io/ | 6545dac92173 | idna | 3.15 | 3 |
| quay.io/ | 35654389f8a9 | idna | 3.15 | 3 |
| quay.io/ | a7dff785d821 | idna python-idna | 3.15 0:2.5-8.el8_10 | 3 |
| amancevice/ | 12a0a9e66550 | idna | 3.15 | 2 |
| aquasec/ | e64fe49f059f | idna | 3.15 | 2 |
| blakeblackshear/ | 8330b0a265b8 | idna | 3.15 | 2 |
| confluentinc/ | ac776fad95a5 | idna | 3.15 | 2 |
| confluentinc/ | 7610a50b13e7 | idna | 3.15 | 2 |
| confluentinc/ | cae577096489 | idna | 3.15 | 2 |
| cs3org/ | 02a9e78757b4 | idna | 3.15 | 2 |
| datawire/ | 8588eafe6862 | idna | 3.15 | 2 |
| hjacobs/ | 4b2147f47425 | idna | 3.15 | 2 |
| hjacobs/ | 58221b57d4d2 | idna | 3.15 | 2 |
| homebridge/ | 77c685a40911 | python-pip | no fix listed | 2 |
| istio/ | 0a5eb4795952 | idna | 3.15 | 2 |
| istio/ | 22a0410f35a8 | idna | 3.15 | 2 |
| kiwigrid/ | 4138bea678f0 | idna | 3.15 | 2 |
| kiwigrid/ | 5af76eebbba7 | idna | 3.15 | 2 |
| kiwigrid/ | 8c06e1ba643a | idna | 3.15 | 2 |
| langgenius/ | 09b7e8705673 | idna | 3.15 | 2 |
| larribas/ | 05ccb0b46bfb | idna | 3.15 | 2 |
| lncm/ | 36eaa06f99f4 | idna | 3.15 | 2 |
| locustio/ | a0d4b88e42c1 | idna | 3.15 | 2 |
| louislam/ | 917318f9d7be | idna python-idna | 3.15 no fix listed | 2 |
| louislam/ | 9aeb4e51d038 | idna python-idna | 3.15 no fix listed | 2 |
| louislam/ | a8610b3b4c38 | idna python-idna | 3.15 no fix listed | 2 |
| matrixdotorg/ | ba6a587fa508 | idna | 3.15 | 2 |
| neuvector/ | f1b7d666eae0 | idna | 3.15 | 2 |
| ngoduykhanh/ | ba36ab196d3d | idna | 3.15 | 2 |
| omecproject/ | 7c17a7b1d1ef | idna | 3.15 | 2 |
| omecproject/ | cfdb566dd949 | idna python-pip | 3.15 no fix listed | 2 |
| opea/ | 5c9639de61c1 | idna | 3.15 | 2 |
| opea/ | e48613afb191 | idna | 3.15 | 2 |
| opea/ | eb746b263705 | idna | 3.15 | 2 |
| opendatacube/ | 668cbb41473c | idna | 3.15 | 2 |
| sealife/ | f5cc2f0f4c9b | idna | 3.15 | 2 |
| smartedge/ | 4cd63c22ce36 | python-pip | no fix listed | 2 |