CVE-2026-90809 HKUDS nanobot - Command Injection

HKUDS nanobot <= 0.2.1 contains a command injection caused by improper handling in ExecTool._guard_command and ExecTool._spawn in nanobot/agent/tools/shell.py, letting remote attackers inject arguments, exploit requires remote access.

CVSS base score 7.3 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.56% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Command Injection
Impact
Command Injection, Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Published
14 September 2026
Updated
15 October 2026
Weakness
CWE-74

Vendor fix

Apply the patch af582246f141311d574551b7571a517bcc3df750 or update to a version later than 0.2.1.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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