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CVE-2026-21856

Tarkov Data Manager SQL injection

7.2 HIGHPublic exploitEPSS 0.40%
  1. Published7 Jan 2026

Description

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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredHigh
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

Tarkov Data Manager< 2026-01-02

Remediation

Fixed in
Tarkov Data Manager≥ 2026-01-02

References

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Frequently asked

Is CVE-2026-21856 being actively exploited?

CVE-2026-21856 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.40%.

How severe is CVE-2026-21856?

CVE-2026-21856 has a CVSS 3.1 base score of 7.2, rated high. EPSS estimates a 0.40% probability of exploitation.

Which products are affected by CVE-2026-21856?

Affected products include Tarkov Data Manager.

How do I fix CVE-2026-21856?

Upgrade affected software to a fixed version, for example Tarkov Data Manager 2026-01-02 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-21856 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.