helpyio helpy 2.8.0 Knowledge Base Doc Rendering Logic body cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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2.4$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in helpyio helpy 2.8.0. This vulnerability affects unknown code of the component Knowledge Base Doc Rendering Logic. Such manipulation of the argument body leads to cross site scripting. This vulnerability is documented as CVE-2026-40230. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in helpyio helpy 2.8.0 and classified as problematic. Affected by this issue is an unknown code block of the component Knowledge Base Doc Rendering Logic. The manipulation of the argument body with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

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.

The weakness was released by Oscar Uribe. The advisory is shared for download at fluidattacks.com. This vulnerability is handled as CVE-2026-40230 since 04/10/2026. The exploitation is known to be easy. The attack may be launched remotely. The exploitation needs additional levels of successful authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 2.4
VulDB Meta Temp Score: 2.4

VulDB Base Score: 2.4
VulDB Temp Score: 2.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/10/2026 CVE reserved
04/29/2026 +19 days Advisory disclosed
04/29/2026 +0 days VulDB entry created
04/29/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: fluidattacks.com
Researcher: Oscar Uribe
Status: Not defined

CVE: CVE-2026-40230 (🔒)
GCVE (CVE): GCVE-0-2026-40230
GCVE (VulDB): GCVE-100-360176

Entryinfo

Created: 04/29/2026 18:48
Changes: 04/29/2026 18:48 (67)
Complete: 🔍
Cache ID: 216::103

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