CVE-2026-108880

Medium

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.

SeverityMedium
CVSS4.3
Exploit probability—
ProductJeecgBoot
PublishedOct 11, 2026
First seenOct 11, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
jeecgboot JeecgBootv ≤ 3.9.5—

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CVE-2026-108880 · JeecgBoot · Dark Radar