CVE-2026-54527
CriticalAdvisory
Published 19 Jun 2026In the index since 8 Sept 2026
- Severity
- Critical
- worst across findings
- CVSS
- 9.0
- base score, highest
- EPSS
- 0.005
- 43rd percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 1
- of 17,781 indexed, latest versions
- Container images
- 1
- deployed by those charts
- Fix available
- 2 of 2
- affected packages
jupyterlab-git extension: Stored XSS leading to RCE
Carried by container images the latest versions of 1 of 17,781 indexed charts deploy, on 1 image.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| @jupyterlab/ | 0.50.1 | 0.54.0 | 1 |
| jupyterlab-gitpypi | 0.50.1 | 0.54.0 | 1 |
- OSV records
- GHSA-f962-v9hr-pfg5
- Also known as
- PYSEC-2026-2540, PYSEC-2026-2541
Charts affected
1 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| jupyterhubd4nVerified publisher | 3.3.7 | 1 of 7See more | 16,604 |
Container images carrying it
1 by charts deploying them
A fixed version is listed for 2 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| aristidetm/ | 469dbc951224 | @jupyterlab/ jupyterlab-git | 0.54.0 0.54.0 | 1 |