{"id":"CVE-2026-112081","summary":"hankcs HanLP Model Config Loading reflection.py hanlp.load deserialization","details":"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.","modified":"2026-10-21T02:55:54.397346933Z","published":"2026-10-19T05:15:14.456Z","database_specific":{"unresolved_ranges":[{"extracted_events":[{"range":[{"introduced":"2.1.0-beta.1"},{"last_affected":"2.1.0-beta.1"},{"introduced":"2.1.0-beta.2"},{"last_affected":"2.1.0-beta.2"},{"introduced":"2.1.0-beta.3"},{"last_affected":"2.1.0-beta.3"},{"introduced":"2.1.0-beta.4"},{"last_affected":"2.1.0-beta.4"},{"introduced":"2.1.0-beta.5"},{"last_affected":"2.1.0-beta.5"},{"introduced":"2.1.0-beta.7"},{"last_affected":"2.1.0-beta.7"},{"introduced":"2.1.0-beta.8"},{"last_affected":"2.1.0-beta.8"},{"introduced":"2.1.0-beta.9"},{"last_affected":"2.1.0-beta.9"},{"introduced":"2.1.0-beta.10"},{"last_affected":"2.1.0-beta.10"},{"introduced":"2.1.0-beta.11"},{"last_affected":"2.1.0-beta.11"},{"introduced":"2.1.0-beta.12"},{"last_affected":"2.1.0-beta.12"},{"introduced":"2.1.0-beta.13"},{"last_affected":"2.1.0-beta.13"},{"introduced":"2.1.0-beta.14"},{"last_affected":"2.1.0-beta.14"},{"introduced":"2.1.0-beta.15"},{"last_affected":"2.1.0-beta.15"},{"introduced":"2.1.0-beta.16"},{"last_affected":"2.1.0-beta.16"},{"introduced":"2.1.0-beta.17"},{"last_affected":"2.1.0-beta.17"},{"introduced":"2.1.0-beta.18"},{"last_affected":"2.1.0-beta.18"},{"introduced":"2.1.0-beta.19"},{"last_affected":"2.1.0-beta.19"},{"introduced":"2.1.0-beta.20"},{"last_affected":"2.1.0-beta.20"},{"introduced":"2.1.0-beta.21"},{"last_affected":"2.1.0-beta.21"},{"introduced":"2.1.0-beta.22"},{"last_affected":"2.1.0-beta.22"},{"introduced":"2.1.0-beta.23"},{"last_affected":"2.1.0-beta.23"},{"introduced":"2.1.0-beta.24"},{"last_affected":"2.1.0-beta.24"},{"introduced":"2.1.0-beta.25"},{"last_affected":"2.1.0-beta.25"},{"introduced":"2.1.0-beta.26"},{"last_affected":"2.1.0-beta.26"},{"introduced":"2.1.0-beta.27"},{"last_affected":"2.1.0-beta.27"},{"introduced":"2.1.0-beta.28"},{"last_affected":"2.1.0-beta.28"},{"introduced":"2.1.0-beta.29"},{"last_affected":"2.1.0-beta.29"},{"introduced":"2.1.0-beta.30"},{"last_affected":"2.1.0-beta.30"},{"introduced":"2.1.0-beta.31"},{"last_affected":"2.1.0-beta.31"},{"introduced":"2.1.0-beta.32"},{"last_affected":"2.1.0-beta.32"},{"introduced":"2.1.0-beta.33"},{"last_affected":"2.1.0-beta.33"},{"introduced":"2.1.0-beta.34"},{"last_affected":"2.1.0-beta.34"},{"introduced":"2.1.0-beta.35"},{"last_affected":"2.1.0-beta.35"},{"introduced":"2.1.0-beta.36"},{"last_affected":"2.1.0-beta.36"},{"introduced":"2.1.0-beta.37"},{"last_affected":"2.1.0-beta.37"},{"introduced":"2.1.0-beta.38"},{"last_affected":"2.1.0-beta.38"},{"introduced":"2.1.0-beta.39"},{"last_affected":"2.1.0-beta.39"},{"introduced":"2.1.0-beta.40"},{"last_affected":"2.1.0-beta.40"},{"introduced":"2.1.0-beta.41"},{"last_affected":"2.1.0-beta.41"},{"introduced":"2.1.0-beta.42"},{"last_affected":"2.1.0-beta.42"},{"introduced":"2.1.0-beta.43"},{"last_affected":"2.1.0-beta.43"},{"introduced":"2.1.0-beta.44"},{"last_affected":"2.1.0-beta.44"},{"introduced":"2.1.0-beta.45"},{"last_affected":"2.1.0-beta.45"},{"introduced":"2.1.0-beta.46"},{"last_affected":"2.1.0-beta.46"},{"introduced":"2.1.0-beta.47"},{"last_affected":"2.1.0-beta.47"},{"introduced":"2.1.0-beta.48"},{"last_affected":"2.1.0-beta.48"},{"introduced":"2.1.0-beta.49"},{"last_affected":"2.1.0-beta.49"},{"introduced":"2.1.0-beta.50"},{"last_affected":"2.1.0-beta.50"},{"introduced":"2.1.0-beta.51"},{"last_affected":"2.1.0-beta.51"},{"introduced":"2.1.0-beta.52"},{"last_affected":"2.1.0-beta.52"},{"introduced":"2.1.0-beta.53"},{"last_affected":"2.1.0-beta.53"},{"introduced":"2.1.0-beta.54"},{"last_affected":"2.1.0-beta.54"},{"introduced":"2.1.0-beta.55"},{"last_affected":"2.1.0-beta.55"},{"introduced":"2.1.0-beta.56"},{"last_affected":"2.1.0-beta.56"},{"introduced":"2.1.0-beta.57"},{"last_affected":"2.1.0-beta.57"},{"introduced":"2.1.0-beta.58"},{"last_affected":"2.1.0-beta.58"},{"introduced":"2.1.0-beta.59"},{"last_affected":"2.1.0-beta.59"},{"introduced":"2.1.0-beta.60"},{"last_affected":"2.1.0-beta.60"},{"introduced":"2.1.0-beta.61"},{"last_affected":"2.1.0-beta.61"},{"introduced":"2.1.0-beta.63"},{"last_affected":"2.1.0-beta.63"},{"introduced":"2.1.0-beta.64"},{"last_affected":"2.1.0-beta.64"}],"source":"AFFECTED_FIELD","strategy":"StandaloneSingleVersion"}]}],"cna_assigner":"VulDB","cwe_ids":["CWE-20","CWE-502"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112081.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112081.json"},{"type":"WEB","url":"https://github.com/hankcs/HanLP/"},{"type":"REPORT","url":"https://github.com/hankcs/HanLP/issues/1969"},{"type":"EVIDENCE","url":"https://github.com/user-attachments/files/32911743/poc.zip"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112081"},{"type":"ADVISORY","url":"https://vuldb.com/cve/CVE-2026-112081"},{"type":"ADVISORY","url":"https://vuldb.com/submit/1009708"},{"type":"ADVISORY","url":"https://vuldb.com/vuln/421760"},{"type":"REPORT","url":"https://vuldb.com/vuln/421760/cti"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/hankcs/hanlp","events":[{"introduced":"e8044b27ae1de54b9070db08549853d3ca8271e2"},{"last_affected":"5008d7b27295167ccfad0348c925b7349644ecf0"}],"database_specific":{"extracted_events":[{"range":[{"introduced":"2.1.0-beta.0"},{"last_affected":"2.1.0-beta.0"}],"source":"AFFECTED_FIELD","strategy":"StandaloneSingleVersion"},{"range":[{"introduced":"2.1.0-beta.6"},{"last_affected":"2.1.0-beta.6"}],"source":"AFFECTED_FIELD","strategy":"StandaloneSingleVersion"},{"strategy":"StandaloneSingleVersion","range":[{"introduced":"2.1.0-beta.62"},{"last_affected":"2.1.0-beta.62"}],"source":"AFFECTED_FIELD"}]}}],"versions":["2.1.0-beta.0","2.1.0-beta.6","v2.1.0-beta.62","v2.1.0-beta.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-112081.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"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"}]}