CVE-2026-57999
luci-app-tailscale-community - Command Injection via tailscale.do_login RPC
CVSS Score
8.8
EPSS Score
1.2%
EPSS Percentile
64th
luci-app-tailscale-community contains a command injection vulnerability in the tailscale.do_login RPC method that allows authenticated users to execute arbitrary commands as root. The vulnerability exists because user-controlled loginserver and loginserver_authkey parameters are improperly quoted within a double-quoted shell command, allowing shell substitutions like $() to be evaluated by the outer shell before argument processing.
| CWE | CWE-78 |
| Vendor | openwrt |
| Product | luci-app-tailscale-community |
| Published | Jun 29, 2026 |
| Last Updated | Jul 14, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
openwrt / luci-app-tailscale-community
0 ≤ 0.11.1
References
Credits
🔍 lujie (@lujiefsi)