cve.bz

CVE-2026-21854

9.8 criticalEPSS 0.5%

Critical (9.8) in tarkov tarkov data manager. EPSS 0.5% chance of exploitation in the next 30 days.

The Tarkov Data Manager is a tool to manage the Tarkov item data. Prior to 02 January 2025, an authentication bypass vulnerability in the login endpoint allows any unauthenticated user to gain full admin access to the Tarkov Data Manager admin panel by exploiting a JavaScript prototype property access vulnerability, combined with loose equality type coercion. A series of fix commits on 02 January 2025 fixed this and other vulnerabilities.

Severity

CVSS 3.1

9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.5% chance of exploitation in the next 30 days; higher than 40% of CVEs (scores of 2026-10-31)
CWEs
CWE-287, CWE-843, CWE-1321
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON