TI-2026-29035 Aliases CVE-2026-40230 GHSA-cgp7-5x28-x8x9

Helpy 2.8.0 - Stored XSS in knowledgebase Doc body rendering

LOW 21CWE-79Published 2026-04-29 · Updated 2026-04-29

Key facts

Attack vector: Network
Privileges required: High
User interaction: Passive
Attack complexity: Low
Attack requirements: None
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00178 7th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
helpyio	helpy	2.8.0	—	No fix listed	CNA

helpy Vendorhelpyio Affected 2.8.0 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:helpy.io:helpy:2.8.0:::::::*	2.8.0	Vulnerable	helpyio

cpe:2.3:a:helpy.io:helpy:2.8.0:*:*:*:*:*:*:* Versions 2.8.0 Vulnerable ·helpyio

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-40230
2026-10-03 Alias added: GHSA-cgp7-5x28-x8x9

References

Exploit 1

https://fluidattacks.com/es/advisories/prisioneros

Other 1

https://github.com/helpyio/helpy

TI-2025-32500 Cross Site Scripting vulnerability in Helpy.io v.2.8.0 allows a remote attacker to… CVSS 3.1MEDIUM 6.1
TI-2023-00341 Cross-site scripting in Helpy CVSS 3.1MEDIUM 6.1
TI-2018-14813 Helpy before 2.2.0 allows agents to edit admins. CVSS 3.0HIGH 8.8
TI-2018-13383 Helpy v2.1.0 has Stored XSS via the Ticket title. CVSS 3.1MEDIUM 6.1
TI-2026-29034 Helpy 2.8.0 - Stored XSS in post author display via PostsHelper CVSS 4.0MEDIUM 5.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences