CVE-2020-36889 | THREATINT

Description

A stored cross-site scripting vulnerability in Kentico Xperience allows attackers to inject malicious scripts via error messages containing specially crafted object names. This allows malicious scripts to execute in users' browsers when administrators view error messages in the administration interface.

PUBLISHED Reserved 2025-12-09 | Published 2025-12-18 | Updated 2025-12-30 | Assigner VulnCheck

MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

MEDIUM: 5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Problem types

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

Any version

affected

Credits

Kentico Security Team finder

References

devnet.kentico.com/download/hotfixes (Kentico DevNet Hotfixes) vendor-advisory patch

www.vulncheck.com/...nce-administration-interface-stored-xss (VulnCheck Advisory: Kentico Xperience <= 12.0.90 Administration Interface Stored XSS) third-party-advisory

cve.org (CVE-2020-36889)

nvd.nist.gov (CVE-2020-36889)

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