CVE-2026-112079: medium-severity vulnerability in hankcs HanLP
hankcs HanLP torch_util.py load_word2vec_as_vocab_tensor deserialization
Published
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 5.3epss 0.3%
exploitation probability
0.3%top 82% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
hankcs · HanLPpublic PoCs found — 1
cve_referencegithub.com/user-attachments/files/32910161/hanlp-ddb1299-vocab-pickle-poc.zipunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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References
https://github.com/hankcs/HanLP/https://github.com/hankcs/HanLP/issues/1968https://github.com/user-attachments/files/32910161/hanlp-ddb1299-vocab-pickle-poc.ziphttps://vuldb.com/cve/CVE-2026-112079https://vuldb.com/submit/1009644https://vuldb.com/vuln/421758https://vuldb.com/vuln/421758/cti