CVE-2026-112079

MEDIUM 6.3

hankcs HanLP torch_util.py load_word2vec_as_vocab_tensor deserialization

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-502 CWE-20
Vendor	hankcs
Product	hanlp
Published	Oct 19, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

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-beta.20 2.1.0-beta.21 2.1.0-beta.22 2.1.0-beta.23 2.1.0-beta.24 2.1.0-beta.25 2.1.0-beta.26 2.1.0-beta.27 2.1.0-beta.28 2.1.0-beta.29 2.1.0-beta.30 2.1.0-beta.31 2.1.0-beta.32 2.1.0-beta.33 2.1.0-beta.34 2.1.0-beta.35 2.1.0-beta.36 2.1.0-beta.37 2.1.0-beta.38 2.1.0-beta.39 2.1.0-beta.40 2.1.0-beta.41 2.1.0-beta.42 2.1.0-beta.43 2.1.0-beta.44 2.1.0-beta.45 2.1.0-beta.46 2.1.0-beta.47 2.1.0-beta.48 2.1.0-beta.49 2.1.0-beta.50 2.1.0-beta.51 2.1.0-beta.52 2.1.0-beta.53 2.1.0-beta.54 2.1.0-beta.55 2.1.0-beta.56 2.1.0-beta.57 2.1.0-beta.58 2.1.0-beta.59 2.1.0-beta.60 2.1.0-beta.61 2.1.0-beta.62 2.1.0-beta.63 2.1.0-beta.64

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/421758 vuldb.com: https://vuldb.com/vuln/421758/cti vuldb.com: https://vuldb.com/cve/CVE-2026-112079 vuldb.com: https://vuldb.com/submit/1009644 github.com: https://github.com/hankcs/HanLP/issues/1968 github.com: https://github.com/user-attachments/files/32910161/hanlp-ddb1299-vocab-pickle-poc.zip github.com: https://github.com/hankcs/HanLP/

Credits

🔍 r1ck9 (VulDB User) VulDB CNA Team