Description
A vulnerability was determined in hankcs HanLP up to 2.1.0-beta.64. This affects the function hanlp.load of the file plugins/hanlp_common/hanlp_common/reflection.py of the component Model Config Loading. This manipulation of the argument classpath causes deserialization. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| hankcs | HanLP | 2.1.0-beta.0, 2.1.0-beta.1, 2.1.0-beta.2, 2.1.0-beta.3, 2.1.0-beta.4, 2.1.0-beta.5, 2.1.0-beta.6, 2.1.0-beta.7, 2.1.0-beta.8, 2.1.0-beta.9, 2.1.0-beta.10, 2.1.0-beta.11, 2.1.0-beta.12, 2.1.0-beta.13, 2.1.0-beta.14, 2.1.0-beta.15, 2.1.0-beta.16, 2.1.0-beta.17, 2.1.0-beta.18, 2.1.0-beta.19, 2.1.0-bet… | — |
References
- VDB-421760 | hankcs HanLP Model Config Loading reflection.py hanlp.load deserialization vdb-entry technical-description
- VDB-421760 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-112081 | CVE Analysis and Report third-party-advisory
- Submit #1009708 | hankcs HanLP 2.1.0-beta.64 (git commit ddb1299bddff079e447af52ec12549c50636bfa8) Insecure Deserialization third-party-advisory
- https://github.com/hankcs/HanLP/issues/1969 issue-tracking
- https://github.com/user-attachments/files/32911743/poc.zip exploit
- https://github.com/hankcs/HanLP/ product