CVE-2026-21855

CVSS Score & Metrics

Base Score

9.3 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N                                    

Vulnerability Description

The Tarkov Data Manager is a tool to manage the Tarkov item data. Prior to 02 January 2025, a reflected Cross Site Scripting (XSS) vulnerability in the toast notification system allows any attacker to execute arbitrary JavaScript in the context of a victim's browser session by crafting a malicious URL. A series of fix commits on 02 January 2025 fixed this and other vulnerabilities.

Vulnerability Details

Published Date

January 07, 2026

Last Modified

January 08, 2026

CWE ID

CWE-79

Source

NVD

External References

https://github.com/the-hideout/tarkov-data-manager/security/advisories/GHSA-9c23-rrg9-jc89

CVSS Score & Metrics

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External References

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