# CVE-2026-92576

## Summary

- **CVE ID:** CVE-2026-92576
- **Severity:** CRITICAL
- **CVSS Score:** 9.2 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N)
- **CWE:** CWE-918
- **Published:** Sep 16, 2026
- **Last Modified:** Sep 17, 2026

## Description

HKUDS nanobot before 0.3.0 contains a server-side request forgery vulnerability in the WebFetchTool component where the _validate_url() function fails to block internal IP ranges and private addresses. Attackers can send messages instructing the bot to fetch cloud metadata endpoints, localhost services, and RFC 1918 addresses to extract IAM credentials and internal service data.

## Affected Products

- HKUDS — nanobot (0)
- HKUDS — nanobot (0.3.0)

## References

- [CNA](https://github.com/HKUDS/nanobot/security/advisories/GHSA-vc5v-6vwm-wf9m)
- [CNA](https://www.vulncheck.com/advisories/hkuds-nanobot-before-0.3.0-server-side-request-forgery-via-webfetchtool)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.40%
- **EPSS Percentile:** 34.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._