cvedb.io
CVE-2026-47390
MEDIUM · CVSS 5.5
EPSS exploitation probability: 0%
Published 2026-07-21T16:17:11.760 · Last modified 2026-07-21T18:59:43.940

Summary

PraisonAI is a multi-agent teams system. Prior to version 4.6.40 of PraisonAI, corresponding to version 1.6.40 of praisonaiagents, `spider_tools` URL validation can be bypassed using alternate loopback host encodings. The tool contains a URL validation function intended to block local or unsafe targets before fetching attacker-controlled URLs. However, the validation only blocks a small set of exact host strings such as `localhost` and `127.0.0.1`. It does not normalize hostnames, resolve DNS, parse numeric IPv4 variants, or validate the final resolved IP address before making the request. As a result, certain URLs may bypass the protection and still reach loopback services. After the weak validation passes, `scrape_page()` calls `requests.Session.get()` on the attacker-controlled URL. Thi

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.