CVE-2026-108647mediumCWE-862

CVE-2026-108647: medium-severity vulnerability in JeecgBoot

JeecgBoot through 3.9.5 Missing Authorization via /sys/checkRule/importExcel

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33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 5.3epss 0.3%
JeecgBoot through 3.9.5 contains a missing authorization vulnerability that allows low-privileged authenticated users to create validation rules through the SysCheckRuleController importExcel handler. Attackers can upload a crafted Excel workbook to bypass the system:checkRule:add permission and bulk-create system-wide encoding validation rules with arbitrary regular expression patterns.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Affected products
jeecgboot · JeecgBoot
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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