CVE-2026-90808

A vulnerability was determined in HKUDS nanobot up to 0.2.1. Impacted is the function ExecTool._guard_command/ExecTool._spawn of the file nanobot/agent/tools/shell.py of the component ExecTool. This manipulation causes incomplete blacklist. It is possible to initiate the attack remotely. Patch name: af582246f141311d574551b7571a517bcc3df750. Applying a patch is the recommended action to fix this issue.

• CWE-183
• CWE-184

• https://github.com/HKUDS/nanobot/
• https://github.com/HKUDS/nanobot/commit/af582246f141311d574551b7571a517bcc3df750
• https://github.com/HKUDS/nanobot/issues/5305
• https://github.com/HKUDS/nanobot/pull/5345
• https://vuldb.com/cve/CVE-2026-90808
• https://vuldb.com/submit/922849
• https://vuldb.com/vuln/403310
• https://vuldb.com/vuln/403310/cti
• https://github.com/HKUDS/nanobot/issues/5305

Published

Sep 14, 2026

Last Modified

Sep 14, 2026

Status

Deferred

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