cvedb.io
CVE-2026-21855
CRITICAL · CVSS 9.3
EPSS exploitation probability: 0%
Published 2026-01-07T19:15:57.970 · Last modified 2026-06-17T10:19:02.170

Summary

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.

Affected products

tarkov — tarkov_data_manager

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.