Vulnerability Details CVE-2021-21377
OMERO.web is open source Django-based software for managing microscopy imaging. OMERO.web before version 5.9.0 supports redirection to a given URL after performing login or switching the group context. These URLs are not validated, allowing redirection to untrusted sites. OMERO.web 5.9.0 adds URL validation before redirecting. External URLs are not considered valid, unless specified in the omero.web.redirect_allowed_hosts setting.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 54.2%
CVSS Severity
CVSS v3 Score 4.8
CVSS v2 Score 4.9
References
- https://github.com/ome/omero-web/blob/master/CHANGELOG.md#590-march-2021
- https://github.com/ome/omero-web/commit/952f8e5d28532fbb14fb665982211329d137908c
- https://github.com/ome/omero-web/security/advisories/GHSA-g4rf-pc26-6hmr
- https://pypi.org/project/omero-web/
- https://www.openmicroscopy.org/security/advisories/2021-SV2/
- https://github.com/ome/omero-web/blob/master/CHANGELOG.md#590-march-2021
- https://github.com/ome/omero-web/commit/952f8e5d28532fbb14fb665982211329d137908c
- https://github.com/ome/omero-web/security/advisories/GHSA-g4rf-pc26-6hmr
- https://pypi.org/project/omero-web/
- https://www.openmicroscopy.org/security/advisories/2021-SV2/
Products affected by CVE-2021-21377
-
cpe:2.3:a:openmicroscopy:omero.web:5.6.3