CVE-2026-21855

🚨 CRITICAL

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...

Published
Jan 07, 2026
Last Modified
Jan 08, 2026
Views
2
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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.

CVSS Scores

CVSS 3.1 9.3
9.3
CRITICAL
CVSS 2.0 9.3

References

Additional Information

Source
security-advisories@github.com
State
Awaiting analysis

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