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
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 |
|---|---|---|---|---|
| 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 |
| shaowenchen/ | 315444f703f4 | python-pip | no fix listed | 1 |
| sharanalwar/ | 8d3cab80df49 | idna | 3.15 | 1 |
| sirrend/ | 699e79e3d4e2 | idna | 3.15 | 1 |
| sirrend/ | 7ca688c7abf5 | idna | 3.15 | 1 |
| sirrend/ | 997866417011 | idna | 3.15 | 1 |
| sissbruecker/ | 0c5dddf0b37c | idna | 3.15 | 1 |
| sissbruecker/ | a222fb777e1f | idna | 3.15 | 1 |
| skylenet/ | 210353ce7c89 | idna | 3.15 | 1 |
| smarketshq/ | cfc765b27e64 | idna | 3.15 | 1 |
| socialmediamacroscope/ | 70fb11d4f531 | idna python-pip | 3.15 no fix listed | 1 |
| socialmediamacroscope/ | 4fb86885d64d | idna | 3.15 | 1 |
| socialmediamacroscope/ | 4bfda60829fe | idna | 3.15 | 1 |
| socialmediamacroscope/ | 07477060bba8 | idna | 3.15 | 1 |
| socialmediamacroscope/ | c969f7677983 | idna | 3.15 | 1 |
| socialmediamacroscope/ | 9b4211832429 | idna | 3.15 | 1 |
| socialmediamacroscope/ | 999f2ff2c128 | idna | 3.15 | 1 |
| socialmediamacroscope/ | 51cb17626519 | idna | 3.15 | 1 |
| socialmediamacroscope/ | 74e35f64db68 | idna | 3.15 | 1 |
| socialmediamacroscope/ | 19d3d26d53ee | idna python-idna python-pip | 3.15 no fix listed no fix listed | 1 |
| socialmediamacroscope/ | 6418f9bdb4d2 | idna | 3.15 | 1 |
| socialmediamacroscope/ | f508216be63c | idna python-idna python-pip | 3.15 no fix listed no fix listed | 1 |
| socialmediamacroscope/ | b351c21422e6 | idna | 3.15 | 1 |
| socialmediamacroscope/ | ca863306314b | idna | 3.15 | 1 |
| socialmediamacroscope/ | 724f3f5702e0 | idna | 3.15 | 1 |
| socialmediamacroscope/ | fa490acac2f8 | idna | 3.15 | 1 |
| softonic/ | a64d6c0e0ae5 | idna | 3.15 | 1 |
| sokushinbutsu/ | 0bbd90448671 | idna | 3.15 | 1 |
| someblackmagic/ | 6eca64b6b440 | idna python-idna python-pip | 3.15 no fix listed no fix listed | 1 |
| splunk/ | c4e0d3146226 | idna python-idna | 3.15 0:2.5-8.el8_10 | 1 |
| sruthitanneru/ | e565ea454ffd | idna | 3.15 | 1 |
| sslhep/ | ab0090083567 | idna | 3.15 | 1 |
| sslhep/ | d9e9ecb12d59 | idna | 3.15 | 1 |
| stackstorm/ | 88235ba70cad | idna python-idna | 3.15 no fix listed | 1 |
| stackstorm/ | 6f56d239d280 | idna python-idna | 3.15 no fix listed | 1 |
| stackstorm/ | 33ecfda16608 | idna python-idna | 3.15 no fix listed | 1 |
| stackstorm/ | 4e3f8c7ca52d | idna python-idna | 3.15 no fix listed | 1 |
| stackstorm/ | f190a6212195 | idna python-idna | 3.15 no fix listed | 1 |
| stackstorm/ | 259503496ff9 | idna python-idna | 3.15 no fix listed | 1 |
| stackstorm/ | b1de2055c362 | idna python-idna | 3.15 no fix listed | 1 |
| stackstorm/ | b1a338f64773 | idna python-idna | 3.15 no fix listed | 1 |
| stackstorm/ | 1c8904a3bf67 | idna python-idna | 3.15 no fix listed | 1 |
| stackstorm/ | 1bf35bfaf00c | idna python-idna | 3.15 no fix listed | 1 |
| stackstorm/ | 19fdfffdbba8 | idna python-idna | 3.15 no fix listed | 1 |