VulnerabilityModified
CVE-2021-28145
Concrete CMS (formerly concrete5) before 8.5.5 allows remote authenticated users to conduct XSS attacks via a crafted survey block.
MEDIUM 5.4EPSS 0.86%
Does this matter?
Lower severity and a low EPSS score (0.86%). Track it; it rarely justifies an emergency change on its own.
Description
Concrete CMS (formerly concrete5) before 8.5.5 allows remote authenticated users to conduct XSS attacks via a crafted survey block. This requires at least Editor privileges.
- 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
- 0.86% probability · 56th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- concretecms/concrete cms
- Source
- cve@mitre.org
References
- https://documentation.concrete5.org/developers/introduction/version-history/855-release-notesRelease Notes, Vendor Advisory
- https://www.concrete5.org/developers/securityVendor Advisory
- https://documentation.concrete5.org/developers/introduction/version-history/855-release-notesRelease Notes, Vendor Advisory
- https://www.concrete5.org/developers/securityVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.