SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-40100

Stored XSS can occur in Conversations when the Active Conversation Editor is set to Rich Text.

MEDIUM 5.4EPSS 0.52%

Does this matter?

Lower severity and a low EPSS score (0.52%). Track it; it rarely justifies an emergency change on its own.

Description

An issue was discovered in Concrete CMS through 8.5.5. Stored XSS can occur in Conversations when the Active Conversation Editor is set to Rich Text.

CVSS 3.1
5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
0.52% probability · 42th percentile
CISA KEV
Not listed
Weakness
CWE-79
Affected
concretecms/concrete cms
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.