Vulnerability · Published Aug 5, 2026 · Assigned by TuranSec
CVE-2026-71281peft Unsafe Deserialization via torch.load() Without weights_only in LoRA-GA and CorDA Modules
High 8.8
In plain English
A high-severity unsafe deserialization in peft from huggingface. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 43% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.5%top 57.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Hugging Face peft's LoRA-GA and CorDA initialization modules (src/peft/tuners/lora/corda.py lines ~102 and ~163, and src/peft/tuners/lora/loraga.py line ~101) call torch.load on config-specified cache/covariance files without weights_only=True, bypassing peft's own safe-loading wrapper used elsewhere in the codebase.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| huggingface | peft | 0 – through 0.19.1 |
Weakness: CWE-502 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
- https://github.com/huggingface/peft third-party-advisory
- https://github.com/huggingface/peft/blob/main/src/peft/tuners/lora/corda.py third-party-advisory