CVE-2026-92576

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.

CVSS Vector

References

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