TaleLin lin-cms-spring-boot up to 0.2.1 book Endpoint BookController.java getBook ID improper authorization

Summaryinfo

A vulnerability described as problematic has been identified in TaleLin lin-cms-spring-boot up to 0.2.1. Affected is the function getBook of the file src/main/java/io/github/talelin/latticy/controller/v1/BookController.java of the component book Endpoint. Executing a manipulation of the argument ID can lead to improper authorization. This vulnerability appears as CVE-2026-96880. The attack may be performed from remote. In addition, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability classified as problematic was found in TaleLin lin-cms-spring-boot up to 0.2.1. This vulnerability affects the function getBook of the file src/main/java/io/github/talelin/latticy/controller/v1/BookController.java of the component book Endpoint. The manipulation of the argument 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 confidentiality.

The advisory is available at github.com. This vulnerability was named CVE-2026-96880. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. This vulnerability is assigned to T1548.002 by the MITRE ATT&CK project.

It is possible to download the exploit at github.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.

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Productinfo

Type

• Content Management System

Vendor

• TaleLin

Name

• lin-cms-spring-boot

Version

• 0.2.0
• 0.2.1

CPE 2.3info

• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒

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Submitinfo

Accepted

• Submit #906081: https://github.com/logamee/lin-cms-spring-boot lin-cms 0.2.1 unauthorized access vulnerability (by hhhha)

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