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TI-2026-27616 Aliases CVE-2026-35487

text-generation-webui has a Path Traversal in load_prompt() — .txt file read without authentication

Priority MEDIUM 63CWE-22Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
Low · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.

Summary

text-generation-webui is an open-source web interface for running Large Language Models. Prior to 4.3, an unauthenticated path traversal vulnerability in load_prompt() allows reading any .txt file on the server filesystem. The file content is returned verbatim in the API response. This vulnerability is fixed in 4.3.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00273 19th percentileScored 2026-11-07
Fix Fixed text-generation-webui (oobabooga): 4.3

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
oobaboogatext-generation-webuibefore 4.34.3Patch availableCNA
  • text-generation-webui Vendoroobabooga Affected before 4.3 Fixed in 4.3 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:oobabooga:text_generation_web_ui:*:*:*:*:*:*:*:*before 4.3Vulnerableoobabooga
  • cpe:2.3:a:oobabooga:text_generation_web_ui:*:*:*:*:*:*:*:* Versions before 4.3 Vulnerable ·oobabooga

Remediation

  • Fix · CNA text-generation-webui (oobabooga) Fixed in 4.3

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-35487

References

Advisory 1

  • TI-2026-27615 text-generation-webui has a SSRF in superbooga/superboogav2 extensions — no URL validation CVSS 3.1HIGH 7.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences