JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the PUT /sys/dict/editDictByLowAppId endpoint that allows any… (CVE-2026-108880)
Description
JeecgBoot versions up to 3.9.5 have a missing authorization vulnerability in the PUT /sys/dict/editDictByLowAppId endpoint. This flaw allows any authenticated user to modify low-code application dictionaries by supplying a dictionary's low_app_id via parameters or headers. The vulnerability enables renaming dictionaries and replacing their items without proper authorization.
CVSS v3.1
Score 4.3medium
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability in JeecgBoot up to version 3.9.5 is due to missing authorization checks on the PUT /sys/dict/editDictByLowAppId endpoint. Authenticated users can supply a low_app_id parameter or X-Low-App-ID header, obtained from the GET /sys/dict/list endpoint, to modify low-code application dictionaries. This allows unauthorized modification of dictionary names and their items, representing a CWE-862 (Missing Authorization) issue. The CVSS 3.1 score is 4.3, indicating medium severity with low impact on confidentiality and availability but limited impact on integrity.
Potential Impact
The vulnerability allows any authenticated user to modify low-code application dictionaries without proper authorization. This can lead to unauthorized changes in dictionary names and contents, potentially affecting application behavior or data integrity. There is no impact on confidentiality or availability reported.
Mitigation Recommendations
No official patch or vendor advisory is provided in the input data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to authenticated users carefully and monitor usage of the affected endpoint to detect unauthorized modifications.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-2274-mgcg-m5j6
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-108880"]
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
Threat ID: 6acc00902cdf04f656fe38c4
Added to database: 10/11/2026, 21:33:04 UTC
Last enriched: 10/11/2026, 21:38:27 UTC
Last updated: 10/12/2026, 02:48:11 UTC
Views: 2
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