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CVE-2021-47733: Improper Neutralization of Input During Web Page Generation

🗓️ 23 Dec 2025 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com

XSS in CMSimple 5.4 via HTML to Unicode encoding allows arbitrary JavaScript execution.

Related
Refs
ReporterTitlePublishedViews
Family
cnnvd
CNNVD
CMSimple 跨站脚本漏洞
23 Dec 202500:00
–cnnvd
cnvd
CNVD
CMSimple Cross-Site Scripting Vulnerability
29 Dec 202500:00
–cnvd
cve
CVE
CVE-2021-47733
23 Dec 202519:35
–cve
cvelist
Cvelist
CVE-2021-47733 CMSimple 5.4 Cross-Site Scripting via HTML Unicode Encoding
23 Dec 202519:35
–cvelist
euvd
EUVD
EUVD-2025-204822
23 Dec 202521:30
–euvd
nvd
NVD
CVE-2021-47733
23 Dec 202520:15
–nvd
osv
OSV
CVE-2021-47733
23 Dec 202520:15
–osv
ptsecurity
Positive Technologies
PT-2025-52833
23 Dec 202500:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2021-47733
24 Dec 202519:36
–redhatcve
vulnrichment
Vulnrichment
CVE-2021-47733 CMSimple 5.4 Cross-Site Scripting via HTML Unicode Encoding
23 Dec 202519:35
–vulnrichment

Data

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31 Dec 2025 00:00Current
6Medium risk
Vulners AI Score6
CVSS 45.1
CVSS 3.16.1
EPSS0.00264
SSVC
0