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archive/Patch now/AIR-2026-1099
closedclosed 1 Jun 2026Patch now2 Disclosed vulnerabilityAI

F5-TTS Path Traversal Vulnerability in Gradio Handlers

F5-TTS

F5-TTS through version 1.1.20 contains a path traversal vulnerability in finetune Gradio handlers allowing unauthenticated arbitrary file creation. Attackers can supply absolute paths to write attacker-controlled content on the server filesystem.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

CVSS
8.8
EPSS
0.01 · top 52% · 2026-11-13
EPSS scores by FIRST
fix status
Fix status unknown
first report
1 Jun 2026
last update
1 Jun 2026
CVE ids
CVE-2026-43624other records

Timeline · 1

  1. 1 Jun 2026CVE-2026-43624: F5-TTS through version 1.1.20 contains a path traversal vulnerability in the finetune Gradio handlers that allows unauthenticated…

Sources · 1

Advisories and databases

  1. 2026-06-01
    CVE-2026-43624: F5-TTS through version 1.1.20 contains a path traversal vulnerability in the finetune Gradio handlers that allows unauthenticated…
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-43624

Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.

Classification

lane
Patch now
AI role
Attack on AI
categories
Infrastructure vulnerability
severity
2 · Disclosed vulnerability
fix status
Fix status unknown
targets
Framework / tooling
owasp llm top 10
LLM03:2025 Supply Chain
mitre atlas
no technique for these categories
tags
path-traversalarbitrary-file-write
dates
happened 1 Jun 2026 · first reported 1 Jun 2026
origin
NVD
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
record
confidence 0.95 · created 2026-10-18 10:04Z · updated 2026-10-18 10:04Z

Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned

Copy a brief

This record as a short Markdown brief, for a ticket, a chat or a coding agent.

the brief as text
# F5-TTS Path Traversal Vulnerability in Gradio Handlers

https://gcdradar.vercel.app/incidents/f5-tts-path-traversal-vulnerability-in-gradio-handlers · AIR-2026-1099 · closed 2026-06-01

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-06-01
- AI role: Attack on AI
- Products: F5-TTS
- CVE ids: CVE-2026-43624
- CVSS: 8.8

## Summary

F5-TTS through version 1.1.20 contains a path traversal vulnerability in finetune Gradio handlers allowing unauthenticated arbitrary file creation. Attackers can supply absolute paths to write attacker-controlled content on the server filesystem.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2026-06-01: CVE-2026-43624: F5-TTS through version 1.1.20 contains a path traversal vulnerability in the finetune Gradio handlers that allows unauthenticated… (https://nvd.nist.gov/vuln/detail/CVE-2026-43624)

## Sources

- 2026-06-01 NVD: CVE-2026-43624: F5-TTS through version 1.1.20 contains a path traversal vulnerability in the finetune Gradio handlers that allows unauthenticated… https://nvd.nist.gov/vuln/detail/CVE-2026-43624

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.

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