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CVE-2026-21856: tarkov data manager vulnerability
CVE-2026-21856: high vulnerability affecting tarkov data manager. Check CVSS, KEV status, business impact and recommended administrator actions.
- CVSS
- 7.2 HIGH
- EPSS
- 26.31%
- Known exploited
- not in KEV
- Product
- tarkov data manager
What is known
The Tarkov Data Manager is a tool to manage the Tarkov item data. Prior to commit 9bdb3a75a98a7047b6d70144eb1da1655d6992a8, a time based blind SQL injection vulnerability in the webhook edit and scanner api endpoints that allow an authenticated attacker to execute arbitrary SQL queries against the MySQL database. Commit 9bdb3a75a98a7047b6d70144eb1da1655d6992a8 contains a patch.
Business impact
Successful exploitation of CVE-2026-21856, a high vulnerability (CVSS 7.2) affecting tarkov data manager, may affect the confidentiality, integrity or availability of the vulnerable environment. The exact impact depends on the installed version, exposed interfaces and deployment configuration.
Recommended administrator action
Confirm whether tarkov data manager is present and compare installed versions with the vendor advisory and NVD record. Apply the vendor patch or documented mitigation; until remediation is complete, reduce exposure of affected interfaces, review relevant logs and monitor for indicators of exploitation. DataHouse can support version verification, managed patching, network exposure reduction, log review and backup validation for dedicated, cloud and colocated environments.