CVE-2026-21854 describes a critical authentication bypass vulnerability in the Tarkov Data Manager, affecting versions prior to January 2, 2025. This flaw allows unauthenticated attackers to gain full administrative access to the admin panel by exploiting a JavaScript prototype property access vulnerability combined with loose equality type coercion. With a CVSS score of 9.8 (Critical), this vulnerability is easily exploitable over the network with no user interaction, leading to complete compromise of confidentiality, integrity, and availability. While there is no known active exploitation or public exploit code, the vulnerability has garnered some community discussion, indicating awareness.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2025-01-02CPE matchmatch criteria | cpe:2.3:a:tarkov:tarkov_data_manager:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.