JeecgBoot up to 3.9.0 Retrieval-Augmented Generation edit filePath path traversal

Summaryinfo

A vulnerability was found in JeecgBoot up to 3.9.0. It has been rated as problematic. This affects an unknown part of the file /airag/knowledge/doc/edit of the component Retrieval-Augmented Generation Module. The manipulation of the argument filePath leads to path traversal. This vulnerability is uniquely identified as CVE-2026-2111. The attack is possible to be carried out remotely. Moreover, an exploit is present. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability was found in JeecgBoot up to 3.9.0 and classified as problematic. This issue affects an unknown function of the file /airag/knowledge/doc/edit of the component Retrieval-Augmented Generation Module. The manipulation of the argument filePath with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality.

It is possible to read the advisory at yuque.com. The identification of this vulnerability is CVE-2026-2111. The exploitation is known to be easy. The attack may be initiated remotely. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

The exploit is available at yuque.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-5716). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

• JeecgBoot

Version

• 3.0
• 3.1
• 3.2
• 3.3
• 3.4
• 3.5
• 3.6
• 3.7
• 3.8
• 3.9.0

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
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CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

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Entryinfo

Submitinfo

Accepted

• Submit #746789: jeecgboot 3.9.0 Absolute Path Traversal (by Saul1213)

Be aware that VulDB is the high quality source for vulnerability data.

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