LocalAI v4.6.0 through v4.11.0 SSRF Guard Bypass via HTTP Redirects

Summary

LocalAI v4.6.0 through v4.11.0 contains a server-side request forgery vulnerability in core/gallery/gallery.go that validates only the initial gallery config URL. Attackers can submit a config URL through POST /models/apply that redirects to internal or cloud metadata addresses, receiving those internal responses as gallery content.

Evidence

Reported to the maintainer with a proof of concept that reproduced against the affected release.

Remediation

No fixed release is listed in the advisory. Check the references for upstream status.

References

• VulnCheck advisoryhttps://www.vulncheck.com/advisories/localai-4.6.0-through-4.11.0-ssrf-guard-bypass-via-http-redirects
• Fix pull requesthttps://github.com/mudler/LocalAI/pull/12791
• Vulnerable codehttps://github.com/mudler/LocalAI/blob/v4.11.0/core/gallery/gallery.go#L26-L57
• Vulnerable codehttps://github.com/mudler/LocalAI/blob/v4.11.0/pkg/downloader/uri.go#L196-L212
• Vulnerable codehttps://github.com/mudler/LocalAI/blob/v4.11.0/pkg/httpclient/client.go#L81-L92
• CVE recordhttps://www.cve.org/CVERecord?id=CVE-2026-114493