PYSEC-2026-3729
MediumAdvisory
Published 22 Aug 2026In the index since 9 Sept 2026
- Severity
- Medium
- worst across findings
- CVSS
- 6.5
- base score, highest
- EPSS
- 0.001
- 2nd percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 19
- of 17,781 indexed, latest versions
- Container images
- 22
- deployed by those charts
- Fix available
- 1 of 1
- affected package
NLTK: Missing Post-Download Integrity Verification Allows Malicious Package Injection
Carried by container images the latest versions of 19 of 17,781 indexed charts deploy, on 22 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| nltkpypi | 3.5, 3.6.6, 3.8.1, 3.9.1+1 more | 3.9.3 | 22 |
- OSV records
- GHSA-5wp5-5229-5g6qPYSEC-2026-3729
- Also known as
- CVE-2026-12259, CVE-2026-63310, GHSA-gf32-cmjh-8m9v
Charts affected
19 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| oesopsmxVerified publisher | 4.0.32 | 1 of 25See more | 107,811 |
| mealieth-chartsVerified publisher | 0.5.1 | 1 of 1See more | 3,804 |
| paperless-ngxalexmorbo-paperless-ngxVerified publisher | 0.2.0 | 1 of 2See more | 12,037 |
| paperless-ngxcrystalnetVerified publisher | 0.2.22 | 1 of 3See more | 13,761 |
| difykubeblocksVerified publisher | 0.5.1 | 1 of 5See more | 20,403 |
| mealiertomik-helm-chartsVerified publisher | 0.0.2 | 1 of 1See more | 3,929 |
| csghubcsghubVerified publisher | 2.4.3 | 3 of 34See more | 58,897 |
| dataflowcsghubVerified publisher | 2.5.0 | 1 of 7See more | 6,632 |
| jupyterhubd4nVerified publisher | 3.3.7 | 1 of 7See more | 16,604 |
| difydify | 1.0.0 | 1 of 4See more | 19,224 |
| paperlesshomelabcihelmchartstestVerified publisher | 9.1.9 | 1 of 1See more | 16,384 |
| paperlessk8s-home-lab-repo | 11.0.1 | 1 of 1See more | 9,103 |
| aperagkubeblocksVerified publisher | 0.0.0-nightly | 1 of 3See more | 8,405 |
| paperless-ngxmt190502 | 7.6.14 | 1 of 4See more | 11,950 |
| smilencsaVerified publisher | 1.1.0 | 2 of 23See more | 109,294 |
| remla23-team17remla23-team17 | 1.0.0 | 1 of 2See more | 4,447 |
| reportportalreportportal | 5.7.2 | 1 of 8See more | 25,737 |
| paperless-ngxrtomik-helm-chartsVerified publisher | 0.0.5 | 1 of 1See more | 10,605 |
| classificationsignalen | 4.24.0 | 1 of 1See more | 1,553 |
Container images carrying it
22 by charts deploying them
A fixed version is listed for 1 of the 1 affected package.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| apecloud/ | 8ac9947a2c84 | nltk nltk | 3.9.3 3.9.3 | 1 |
| aristidetm/ | 469dbc951224 | nltk nltk | 3.9.3 3.9.3 | 1 |
| langgenius/ | 066035f93856 | nltk nltk | 3.9.3 3.9.3 | 1 |
| langgenius/ | fca918260dd6 | nltk nltk | 3.9.3 3.9.3 | 1 |
| opencsghq/ | 2f03fead54db | nltk nltk | 3.9.3 3.9.3 | 1 |
| opencsghq/ | af7191a9cf8a | nltk nltk | 3.9.3 3.9.3 | 1 |
| opencsghq/ | 47e22aa71870 | nltk nltk | 3.9.3 3.9.3 | 1 |
| opencsghq/ | b4e849fcf94a | nltk nltk | 3.9.3 3.9.3 | 1 |
| reportportal/ | 95ada4a216ce | nltk nltk | 3.9.3 3.9.3 | 1 |
| signalen/ | 9496ae672877 | nltk nltk | 3.9.3 3.9.3 | 1 |
| socialmediamacroscope/ | ca863306314b | nltk nltk | 3.9.3 3.9.3 | 1 |
| socialmediamacroscope/ | fa490acac2f8 | nltk nltk | 3.9.3 3.9.3 | 1 |
| ghcr.io/ | 322369a5b748 | nltk nltk | 3.9.3 3.9.3 | 1 |
| ghcr.io/ | bb2939094eed | nltk nltk | 3.9.3 3.9.3 | 1 |
| ghcr.io/ | 0642357c5dbd | nltk nltk | 3.9.3 3.9.3 | 1 |
| ghcr.io/ | 4b05bcd28e69 | nltk nltk | 3.9.3 3.9.3 | 1 |
| ghcr.io/ | 57ad9565bff3 | nltk nltk | 3.9.3 3.9.3 | 1 |
| ghcr.io/ | 665f2f5cc548 | nltk nltk | 3.9.3 3.9.3 | 1 |
| ghcr.io/ | ab255bea133e | nltk nltk | 3.9.3 3.9.3 | 1 |
| ghcr.io/ | b89f83345532 | nltk nltk | 3.9.3 3.9.3 | 1 |
| ghcr.io/ | aa59fe2c4f6a | nltk nltk | 3.9.3 3.9.3 | 1 |
| quay.io/ | d8f66f4117fe | nltk nltk | 3.9.3 3.9.3 | 1 |