HighVulnerability

CVE-2023-6730: huggingface/transformers deserialization of untrusted data

Source: NVD(opens in a new tab)
Identifier: CVE-2023-6730
Published: December 19, 2023
Record updated: October 9, 2026

Affected: transformers < 4.36.0
Fixed in: 4.36.0
released December 11, 2023, 8 days before disclosure
Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 0.9%

Summary

CVE-2023-6730 is a deserialization of untrusted data flaw (CWE-502) in the GitHub repository huntingface/transformers prior to 4.36. The NVD assessment is not yet provided, and the source text does not describe the attack path or the impact.

Mitigation

Patch: https://github.com/huggingface/transformers/commit/1d63b0ec361e7a38f1339385e8a5a855085532ce

Details

Scores and exploitation

CVSS score: 8.8(high)
Patch available: Yes
EPSS: 0.9%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on November 4, 2026.

Weaknesses and techniques

Weakness (CWE): CWE-502
Attack pattern (CAPEC): CAPEC-586

Affected

Packages: transformers@< 4.36.0 (fixed: 4.36.0)
Vendors: HuggingFace

Classification

Attack type: Other
Attack sophistication: Moderate
AI component targeted: Framework
Impact: Integrity,
Confidentiality
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-2023-6730

First tracked: February 15, 2026 at 08:43 PM ET, from NVD/CVE Database

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

Classifier confidence: 90% (self-assessed)

Affected packages in the Exposure Registry

Matched by package name and ecosystem. Each entry shows whether the package delegates to a language model and how many tracked packages depend on it.

transformersPyPILLM dependency since 2016-08-17 · 141 tracked dependents

Summary

Mitigation

Affected packages in the Exposure Registry

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