JeecgBoot up to 3.9.5 Third App Configuration poc_sys_thirdapp_edit_config_post.py editThirdAppConfig client_id/client_secret/agent_id/corp_id improper authorization

Summaryinfo

A vulnerability has been found in JeecgBoot up to 3.9.5 and classified as problematic. Affected by this vulnerability is the function editThirdAppConfig of the file poc_sys_thirdapp_edit_config_post.py of the component Third App Configuration. This manipulation of the argument client_id/client_secret/agent_id/corp_id causes improper authorization. This vulnerability appears as CVE-2026-108883. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability has been found in JeecgBoot up to 3.9.5 and classified as problematic. Affected by this vulnerability is the function editThirdAppConfig of the file poc_sys_thirdapp_edit_config_post.py of the component Third App Configuration. The manipulation of the argument client_id/client_secret/agent_id/corp_id with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect integrity. The summary by CVE is:

JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the editThirdAppConfig handler that allows any authenticated user to modify third-party application configurations. Low-privileged attackers can replace client id, client secret, agent id and corp id of DingTalk, WeCom or Feishu integrations to redirect directory synchronisation and messaging to attacker-controlled applications or break them.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-108883 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 T1548.002 for this issue.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

• JeecgBoot

Version

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

CPE 2.3info

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CPE 2.2info

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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