LowVulnerability

CVE-2026-11329: onnx onnx-mlir weak hash in placeholder node cache key generation

Source: NVD(opens in a new tab)
Identifier: CVE-2026-11329
Published: June 5, 2026
Record updated: October 9, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: <0.1%

Summary

CVE-2026-11329 affects onnx onnx-mlir up to 0.5.0.0. The weakness is in the generate_hash_key function in src/Runtime/python/torch_onnxmlir/src/torch_onnxmlir/backend.py, part of the Placeholder Node Cache Handler component, which uses a weak hash. Exploitation requires local access, has high complexity, and is known to be difficult.

Mitigation

Apply the patch 72c5187ff6d13c2c2b3d3789b8f5faf99f08a5b4.

Details

Scores and exploitation

CVSS score: 3.6(low)
CVSS vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L
Attack vector: local
Attack complexity: high
Privileges required: low
User interaction: none
EPSS: <0.1%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on November 5, 2026.
Disclosure date: June 5, 2026

Weaknesses and techniques

Weakness (CWE): CWE-327
CWE-328
Attack pattern (CAPEC): CAPEC-20

Classification

Attack type: Other
Attack sophistication: Advanced
AI component targeted: Framework
Impact: Integrity
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-2026-11329

First tracked: June 5, 2026 at 02:08 PM ET, from NVD/CVE Database

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

Classifier confidence: 85% (self-assessed)

Summary

Mitigation

Related items