NHN TOAST UI Chart 4.1.4 Legend 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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A vulnerability, which was classified as problematic, has been found in NHN TOAST UI Chart 4.1.4. This issue affects an unknown function of the component Legend Handler. The manipulation 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.

The weakness was released 02/19/2023 as 604. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-4325. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading to version 4.2.0 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 1a3f455d17df379e11b501bb5ba1dd1bcc41d63e is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version. The advisory contains the following remark:

fix: Security fix for Cross-Site Scripting Vulnerability in the legend fields

Entries connected to this vulnerability are available at VDB-104977, VDB-231167 and VDB-252807.






CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍


VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CNA Base Score: 3.5
CNA Vector (VulDB): 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍


Class: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfo

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


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: TOAST UI Chart 4.2.0
Patch: 1a3f455d17df379e11b501bb5ba1dd1bcc41d63e


02/19/2023 🔍
02/19/2023 +0 days 🔍
02/19/2023 +0 days 🔍
03/23/2023 +32 days 🔍


Advisory: 604
Status: Confirmed

CVE: CVE-2021-4325 (🔍)
See also: 🔍


Created: 02/19/2023 08:39 PM
Updated: 03/23/2023 11:39 AM
Changes: 02/19/2023 08:39 PM (44), 03/23/2023 11:32 AM (2), 03/23/2023 11:39 AM (28)
Complete: 🔍
Cache ID: 44:CE6:40


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