What’s Vulnerable › Vulnerabilities
CVE-2026-40230: Helpy 2.8.0 - Stored XSS in knowledgebase Doc body rendering
- Severity: medium (CVSS 5.4 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2026-04-29 · updated 2026-10-26
- Weakness: CWE-79
Description
Helpy contains a stored cross-site scripting vulnerability in the knowledge base Doc rendering logic. An authenticated attacker with admin or agent editor privileges can persist arbitrary HTML or JavaScript in the body field of a knowledge base Doc.This issue affects helpy: 2.8.0.
Affected products
- helpyio helpy: 2.8.0
References
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