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CVE-2026-40230

Helpy 2.8.0 - Stored XSS in knowledgebase Doc body rendering

MEDIUM
5.4
CVSS Score
Published: April 29, 2026 at 03:39 PM UTC
Updated: October 26, 2026 at 08:10 PM UTC
1 product affected across 1 vendorHelpy

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Third Party AdvisoryExploit
Source: cverecord
https://fluidattacks.com/es/advisories/prisioneros
Product
Source: cverecord
https://github.com/helpyio/helpy

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.4MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-79

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