CVE-2026-112081CWE-20CWE-502insecure-deserialization

CVE-2026-112081

Medium · published October 19, 2026

CVSS v3.1
6.3
EPSS
0%
Percentile
25.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CVSS v4.0
5.3 · 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
EPSS
0.00337 · 25.8th percentile
Weaknesses
CWE-20 · Improper Input Validation; CWE-502 · Deserialization of Untrusted Data
Published
2026-10-19T10:17Z
References (7)
https://github.com/hankcs/HanLP/ · [email protected]https://github.com/hankcs/HanLP/issues/1969 · [email protected]https://github.com/user-attachments/files/32911743/poc.zip · [email protected]https://vuldb.com/cve/CVE-2026-112081 · [email protected]https://vuldb.com/submit/1009708 · [email protected]https://vuldb.com/vuln/421760 · [email protected]https://vuldb.com/vuln/421760/cti · [email protected]
EPSS history
Timeline
  • 20 OCT 03:29Z
    EPSS moved — → 0%
    epss
  • 19 OCT 05:15Z
    hankcs HanLP Model Config Loading reflection.py hanlp.load deserialization
    cvelistv5
  • 19 OCT 05:15Z
    hankcs HanLP Model Config Loading reflection.py hanlp.load deserialization
    cvelistv5