CVE-2026-112079
hankcs HanLP torch_util.py load_word2vec_as_vocab_tensor deserialization
hankcs HanLP
CVSS
5.3MediumExploitationPublic exploit codeCISA's assessment says proof of concept code is public, assessed 19 Oct 2026. Not in the KEV catalogCISA via CVE List
Exploit odds (EPSS)0.26%Chance of exploitation activity in the next 30 days, higher than 16% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Description
A vulnerability has been found in hankcs HanLP up to 2.1.0-beta.64. The affected element is the function load_word2vec_as_vocab_tensor of the file hanlp/utils/torch_util.py. The manipulation of the argument vectors.vocab leads to deserialization. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Text from CVE List
Affected versions 30
- HanLPaffected: 2.1.0-beta.0CVE List
- HanLPaffected: 2.1.0-beta.1CVE List
- HanLPaffected: 2.1.0-beta.2CVE List
- HanLPaffected: 2.1.0-beta.3CVE List
- HanLPaffected: 2.1.0-beta.4CVE List
- HanLPaffected: 2.1.0-beta.5CVE List
- HanLPaffected: 2.1.0-beta.6CVE List
- HanLPaffected: 2.1.0-beta.7CVE List
- HanLPaffected: 2.1.0-beta.8CVE List
- HanLPaffected: 2.1.0-beta.9CVE List
- HanLPaffected: 2.1.0-beta.10CVE List
- HanLPaffected: 2.1.0-beta.11CVE List
- HanLPaffected: 2.1.0-beta.12CVE List
- HanLPaffected: 2.1.0-beta.13CVE List
- HanLPaffected: 2.1.0-beta.14CVE List
- HanLPaffected: 2.1.0-beta.15CVE List
- HanLPaffected: 2.1.0-beta.16CVE List
- HanLPaffected: 2.1.0-beta.17CVE List
- HanLPaffected: 2.1.0-beta.18CVE List
- HanLPaffected: 2.1.0-beta.19CVE List
- HanLPaffected: 2.1.0-beta.20CVE List
- HanLPaffected: 2.1.0-beta.21CVE List
- HanLPaffected: 2.1.0-beta.22CVE List
- HanLPaffected: 2.1.0-beta.23CVE List
- HanLPaffected: 2.1.0-beta.24CVE List
- HanLPaffected: 2.1.0-beta.25CVE List
- HanLPaffected: 2.1.0-beta.26CVE List
- HanLPaffected: 2.1.0-beta.27CVE List
- HanLPaffected: 2.1.0-beta.28CVE List
- HanLPaffected: 2.1.0-beta.29CVE List
References 7
- vuldb.com/cve/CVE-2026-112079Advisoryvia CVE List
- vuldb.com/submit/1009644Advisoryvia CVE List
- github.com/user-attachments/files/32910161/hanlp-ddb1299-vocab-pickle-poc.zipExploitvia CVE List
- vuldb.com/vuln/421758Referencevia CVE List
- vuldb.com/vuln/421758/ctiReferencevia CVE List
- github.com/hankcs/HanLP/issues/1968Referencevia CVE List
- github.com/hankcs/HanLP/Referencevia CVE List