Description
A cross-site scripting (XSS) vulnerability in the Settings menu of CMSimple v5.15 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Configuration parameter under the Language section.
References (1)
Core 1
Core References
Exploit, Third Party Advisory
https://github.com/adiapera/xss_language_cmsimple_5.15
Scores
CVSS v3
7.2
EPSS
0.0013
EPSS Percentile
32.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (1)
cmsimple/cmsimple
5.15
Published
Apr 17, 2024
Tracked Since
Feb 18, 2026