Medium severity · published Dec 18, 2025
CVE-2023-53737
Kentico Xperience <= 13.0.101 Localization Application Stored XSS
4.8
CVSS
0.2%
EPSS
No
On KEV
Description
A stored cross-site scripting vulnerability in Kentico Xperience allows global administrators to inject malicious payloads via the Localization application. Attackers can execute scripts that could affect multiple parts of the administration interface.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XP
Xperience · Kentico
through 13.0.101 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-53737
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-53737
Product
https://devnet.kentico.com/download/hotfixes
Third Party Advisory
https://www.vulncheck.com/advisories/kentico-xperience-localization-application-stored-xss2
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