Detections
Analytics

SCA: security update for omero-web (GHSA-g4rf-pc26-6hmr)

medium Tenable Cloud Security Plugin ID 414869

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - 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. (CVE-2021-21377)

See Also

https://github.com/advisories/GHSA-g4rf-pc26-6hmr

Plugin Details

Severity: Medium

ID: 414869

Version: Revision 1.9

Type: Local

Family: SCA Checks

Published: 1/23/2025

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 2.3

Percentile: 8.69

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.6

Vector: CVSS2#AV:N/AC:M/Au:S/C:P/I:P/A:N

CVSS Score Source: CVE-2021-21377

CVSS v3

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS v4

Risk Factor: Medium

Base Score: 5.9

Threat Score: 2.1

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 3/23/2021

Vulnerability Publication Date: 3/23/2021

Reference Information

CVE: CVE-2021-21377

cwe: CWE-601