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CVE-2026-96880— TaleLin lin-cms-spring-boot book Endpoint BookController.java getBook improper authorization

Quick assessment

Affected
TaleLin lin-cms-spring-boot
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 TaleLin lin-cms-spring-boot（最高至 0.2.1 版本）中发现了一个漏洞。该漏洞影响组件 book 的 BookController.java 文件中的 getBook 函数，文件路径为 src/main/java/io/github/talelin/latticy/controller/v1/BookController.java。对参数 ID 进行操作会导致授权不当。该漏洞可以被远程利用。目前该漏洞的利用代码已被公开，并可被攻击者使用。厂商在披露前已获知此问题，但对此未作任何回应。

CVSS 5.3 · Medium EPSS 0.29% · P19

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProduct Version RangeStatus
TaleLin lin-cms-spring-boot 0.2.0 affected
0.2.1 affected
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I. Basic Information for CVE-2026-96880

Vulnerability Information
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Vulnerability Title
TaleLin lin-cms-spring-boot book Endpoint BookController.java getBook improper authorization
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in TaleLin lin-cms-spring-boot up to 0.2.1. This impacts the function getBook of the file src/main/java/io/github/talelin/latticy/controller/v1/BookController.java of the component book Endpoint. Performing a manipulation of the argument ID results in improper authorization. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
TaleLin lin-cms-spring-boot 0.2.0 cpe:2.3:a:talelin:lin-cms-spring-boot:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-96880

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III. Intelligence Information for CVE-2026-96880

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Proof of Concept for CVE-2026-96880 (1)

Same Patch Batch · TaleLin · 2026-09-24 · 3 CVEs total

CVE-2026-96882 5.3 MEDIUM TaleLin lin-cms-spring-boot book Endpoint BookController.java searchBook improper authoriz
CVE-2026-96881 5.3 MEDIUM TaleLin lin-cms-spring-boot book Endpoint BookController.java getBooks improper authorizat

IV. Related Vulnerabilities

Same product: lin-cms-spring-boot
Same vendor: TaleLin
Same weakness: CWE-285

V. Comments for CVE-2026-96880

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