CVE-2021-21376
MEDIUM6.4EPSS 0.42%OMERO.web exposes some unnecessary session information in the page
Published: 3/23/2021Modified: 3/13/2026
Description
### Background OMERO.web loads various information about the current user such as their id, name and the groups they are in, and these are available on the main webclient pages. Some additional information being loaded is not used by the webclient and is being removed in this release. ### Impact OMERO.web before 5.9.0 ### Patches 5.9.0 ### Workarounds No workaround ### References ### For more information If you have any questions or comments about this advisory: * Open an issue in [omero-web](https://github.com/ome/omero-web) * Email us at [security](mailto:[email protected])
Affected packages (2)
- PyPI/omero-webfrom 0, < 5.9.0
- PyPI/omero-webfrom 0, < 952f8e5d28532fbb14fb665982211329d137908c | from 0, < 5.9.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM6.4 | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N |
References (10)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-21376
- ADVISORYhttps://www.openmicroscopy.org/security/advisories/2021-SV1/
- PATCHhttps://github.com/ome/omero-web
- PATCHhttps://pypi.org/project/omero-web/
- WEBhttps://github.com/ome/omero-web/blob/master/CHANGELOG.md#590-march-2021
- WEBhttps://github.com/ome/omero-web/commit/952f8e5d28532fbb14fb665982211329d137908c
- WEBhttps://github.com/ome/omero-web/security/advisories/GHSA-gfp2-w5jm-955q
- WEBhttps://github.com/pypa/advisory-database/tree/main/vulns/omero-web/PYSEC-2021-31.yaml
- WEBhttps://pypi.org/project/omero-web
- WEBhttps://www.openmicroscopy.org/security/advisories/2021-SV1