High severity7.5NVD Advisory· Published Apr 7, 2026· Updated Apr 9, 2026
CVE-2026-35486
CVE-2026-35486
Description
text-generation-webui is an open-source web interface for running Large Language Models. Prior to 4.3, he superbooga and superboogav2 RAG extensions fetch user-supplied URLs via requests.get() with zero validation — no scheme check, no IP filtering, no hostname allowlist. An attacker can access cloud metadata endpoints, steal IAM credentials, and probe internal services. The fetched content is exfiltrated through the RAG pipeline. This vulnerability is fixed in 4.3.
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Affected products
1- cpe:2.3:a:oobabooga:text_generation_web_ui:*:*:*:*:*:*:*:*Range: <4.3
Patches
Vulnerability mechanics
References
1- github.com/oobabooga/text-generation-webui/security/advisories/GHSA-jvrj-w5hq-6cp2nvdExploitVendor Advisory
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