CVE-2026-53550
MediumAdvisory
Published 15 Jun 2026In the index since 5 Sept 2026
- Severity
- Medium
- worst across findings
- CVSS
- 5.3
- base score, highest
- EPSS
- 0.004
- 32nd percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 457
- of 17,787 indexed, latest versions
- Container images
- 453
- deployed by those charts
- Fix available
- 1 of 2
- affected packages
JS-YAML: Quadratic-complexity DoS in merge key handling via repeated aliases
Carried by container images the latest versions of 457 of 17,787 indexed charts deploy, on 453 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| js-yamlnpm | 1.0.3, 3.5.5, 3.6.1, 3.7.0+11 more | 3.15.0, 4.2.0 | 453 |
| node-js-yamldeb | 4.1.0+dfsg+~4.0.5-7 | no fix listed | 2 |
Charts affected
457 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| wikiwikijs | 3.0.0 | 1 of 2See more | 5,472 |
| kibanawiremindVerified publisher | 8.5.23 | 1 of 2See more | 6,323 |
| opendistro-eswitcom-gmbh | 1.13.3 | 1 of 3See more | 5,807 |
| workadventureworkadventure | 1.1.0 | 2 of 9See more | 16,083 |
| skoonerxdVerified publisher | 1.1.0 | 1 of 1See more | 1,752 |
| xkopsxkops | 0.1.0 | 1 of 5See more | 13,197 |
| ygdrassil-monitoringygdrassilVerified publisher | 0.4.0 | 1 of 10See more | 9,381 |
Container images carrying it
453 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| registry.gitlab.com/ | 0e3cd8c7776d | js-yaml | 4.2.0 | 1 |
| registry.gitlab.com/ | d8a9cd4e1ae3 | js-yaml | 4.2.0 | 1 |
| registry.gitlab.com/ | fcf07d5ff7e2 | js-yaml | 4.2.0 | 1 |