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.
Published 2021-03-23 16:15:14
Updated 2021-03-27 02:20:53
Source GitHub, Inc.
View at NVD,   CVE.org
Vulnerability category: Open redirect

Products affected by CVE-2021-21377

Exploit prediction scoring system (EPSS) score for CVE-2021-21377

EPSS FAQ
0.08%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 32 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-21377

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.9
 MEDIUM AV:N/AC:M/Au:S/C:P/I:P/A:N
6.8
4.9
 NIST
5.4
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
2.3
2.7
 NIST
4.8
 MEDIUM CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N
1.2
3.6
 GitHub, Inc.

CWE ids for CVE-2021-21377

References for CVE-2021-21377

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