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…

PriorityP348high7.5CVSS 3.1

AVNACLPRNUINSUCHINAN

EPSS

0.40%

31.9th percentile

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.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
oobabooga	text-generation-webui	< 4.3	4.3
oobabooga	text_generation_web_ui	< 4.3	4.3

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.