SSRF in Oobabooga Text-Generation-Webui
CVE-2026-35486
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.
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.004 (32.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Oobabooga Text-generation-webui — versions < 4.3
- Oobabooga Text_generation_web_ui
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-35486?
- CVE-2026-35486 is a high-severity vulnerability in Oobabooga Text-Generation-Webui, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2026-04-07.
- How severe is CVE-2026-35486?
- High severity. CVSS v3 base score is 7.5 out of 10.