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OpenAdvisories
Medium · 4.3 CVE-2026-108880 EUVD-2026-97054GHSA-2274-mgcg-m5j6

JeecgBoot through 3.9.5 Missing Authorization via /sys/dict/editDictByLowAppId

Published Oct 11, 2026 · Updated Oct 14, 2026 · Assigned by VulnCheck

Description

JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the PUT /sys/dict/editDictByLowAppId endpoint that allows any authenticated user to modify low-code application dictionaries. Attackers can supply a dictionary's low_app_id, obtained from GET /sys/dict/list, via the lowAppId parameter or X-Low-App-ID header to rename dictionaries and replace their items.

Affected products

VendorProductAffectedFixed
jeecgboot JeecgBoot ≤ 3.9.5 —

References