Description
Fujitsu Research's OneCompression library 1.2.0 contains an unsafe deserialization vulnerability that allows attackers to execute arbitrary code by supplying a crafted model.pt checkpoint file, as QuantizedModelLoader.load_quantized_model_pt() unconditionally calls torch.load with weights_only=False, invoking Python's pickle machinery during deserialization. Attackers can embed malicious __reduce__ methods in a crafted model checkpoint to execute arbitrary Python code, including system commands, when the library loads the file from a caller-selected model directory.
No analysis available yet.
Remediation
No remediation available yet.
Tracking
Sign in to view the affected projects.
Advisories
No advisories yet.
References
History
Wed, 12 Aug 2026 16:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Fujitsu Research's OneCompression library 1.2.0 contains an unsafe deserialization vulnerability that allows attackers to execute arbitrary code by supplying a crafted model.pt checkpoint file, as QuantizedModelLoader.load_quantized_model_pt() unconditionally calls torch.load with weights_only=False, invoking Python's pickle machinery during deserialization. Attackers can embed malicious __reduce__ methods in a crafted model checkpoint to execute arbitrary Python code, including system commands, when the library loads the file from a caller-selected model directory. | |
| Title | Fujitsu OneCompression 1.2.0 Arbitrary Code Execution via torch.load Deserialization | |
| Weaknesses | CWE-502 | |
| References |
| |
| Metrics |
cvssV3_1
|
Subscriptions
No data.
Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-08-12T19:19:27.441Z
Reserved: 2026-08-11T21:47:14.059Z
Link: CVE-2026-73325
No data.
Status : Received
Published: 2026-08-12T16:17:23.000
Modified: 2026-08-12T16:17:23.000
Link: CVE-2026-73325
No data.
OpenCVE Enrichment
No data.
Weaknesses
-
CWE-502
Deserialization of Untrusted Data