CriticalVulnerability

CVE-2026-63766: GPT-SoVITS OS command injection in webui.py through ASR and slice paths

Source: NVD(opens in a new tab)
Identifier: CVE-2026-63766
Published: July 20, 2026
Record updated: October 9, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 2.1%

Summary

CVE-2026-63766 affects GPT-SoVITS through 20250606v2pro. In webui.py, the ASR, slice, denoise, and uvr5 functions insert unsanitized Gradio textbox values directly into shell commands run with shell=True. An unauthenticated attacker can inject shell metacharacters through path parameters to execute arbitrary OS commands as the server process user. VulnCheck scores it CVSS 4.0 9.3 (Critical), while NVD has not yet provided an assessment.

Mitigation

The source does not state a fix yet. Check the original advisory for updates.

Details

Scores and exploitation

CVSS score: 9.8(critical)
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector: network
Attack complexity: low
Privileges required: none
User interaction: none
EPSS: 2.1%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on November 12, 2026.
Disclosure date: July 20, 2026

Weaknesses and techniques

Weakness (CWE): CWE-78
Attack pattern (CAPEC): CAPEC-88

Classification

Attack type: Other
Attack sophistication: Trivial
AI component targeted: Inference
Impact: Confidentiality,
Integrity,
Availability
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-63766

First tracked: July 20, 2026 at 08:07 PM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 90% (self-assessed)

Summary

Mitigation

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