JeecgBoot up to 3.9.5 Save Datarule saveDatarule permissionId/roleId/dataRuleIds privileges management

Summaryinfo

A vulnerability was found in JeecgBoot up to 3.9.5. It has been classified as critical. Affected is the function saveDatarule of the component Save Datarule Handler. This manipulation of the argument permissionId/roleId/dataRuleIds causes privileges management. This vulnerability is handled as CVE-2026-108870. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical was found in JeecgBoot up to 3.9.5. Affected by this vulnerability is the function saveDatarule of the component Save Datarule Handler. The manipulation of the argument permissionId/roleId/dataRuleIds with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysRoleController saveDatarule handler that allows low-privileged authenticated users to modify role data rules. Attackers can send permissionId, roleId and dataRuleIds to overwrite data_rule_ids, clearing row-level filters to widen readable records or altering filtering for other roles.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-108870 since 10/11/2026. The exploitation appears to be easy. The attack can be launched remotely. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/11/2026). MITRE ATT&CK project uses the attack technique T1068 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

• JeecgBoot

Version

• 3.9.0
• 3.9.1
• 3.9.2
• 3.9.3
• 3.9.4
• 3.9.5

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