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CVE-2026-40230: Improper Neutralization of Input During Web Page Generation

🗓️ 29 Apr 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com

Stored XSS in Helpy 2.8.0 knowledge base Doc rendering for admin/agent editors.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-40230
29 Apr 202615:39
–attackerkb
circl
Circl
CVE-2026-40230
29 Apr 202618:35
–circl
cnnvd
CNNVD
Helpy 跨站脚本漏洞
29 Apr 202600:00
–cnnvd
cve
CVE
CVE-2026-40230
29 Apr 202615:39
–cve
cvelist
Cvelist
CVE-2026-40230 Helpy 2.8.0 - Stored XSS in knowledgebase Doc body rendering
29 Apr 202615:39
–cvelist
euvd
EUVD
EUVD-2026-26245
29 Apr 202615:39
–euvd
nvd
NVD
CVE-2026-40230
29 Apr 202616:16
–nvd
ptsecurity
Positive Technologies
PT-2026-35951
29 Apr 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-40230
5 Jun 202619:27
–redhatcve
vulnrichment
Vulnrichment
CVE-2026-40230 Helpy 2.8.0 - Stored XSS in knowledgebase Doc body rendering
29 Apr 202615:39
–vulnrichment

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01 May 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 44.8
CVSS 3.15.4
EPSS0.00261
SSVC
0