CVE-2026-90809

A vulnerability was identified in HKUDS nanobot up to 0.2.1. The affected element is the function ExecTool._guard_command/ExecTool._spawn of the file nanobot/agent/tools/shell.py of the component ExecTool. Such manipulation leads to argument injection. It is possible to launch the attack remotely. The name of the patch is af582246f141311d574551b7571a517bcc3df750. It is best practice to apply a patch to resolve this issue.

Score

CVSS 3.1 7.3 High

Status

Deferred - cna@vuldb.com

Published

2026-09-14

Last modified

2026-09-15

Weaknesses

CWE-74, CWE-88

Affected products

• Nanobot (Nanobot)

References

• https://github.com/HKUDS/nanobot/
• https://github.com/HKUDS/nanobot/commit/af582246f141311d574551b7571a517bcc3df750
• https://github.com/HKUDS/nanobot/issues/5306
• https://github.com/HKUDS/nanobot/pull/5345
• https://vuldb.com/cve/CVE-2026-90809
• https://vuldb.com/submit/922850
• https://vuldb.com/vuln/403311
• https://vuldb.com/vuln/403311/cti