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CVE-2026-84841— tsi-coop tsi-dpdp-cms client-side enforcement of server-side security

Quick assessment

Affected
tsi-coop tsi-dpdp-cms
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.

TSI Coop TSI DPDP Consent Management System是TSI Coop组织的一款数据主体同意管理系统。 TSI Coop TSI DPDP Consent Management System 0.5.0及之前版本存在处理逻辑错误漏洞，该漏洞源于在客户端执行服务端安全策略，可能允许远程攻击者绕过安全认证。

CVSS 7.3 · High EPSS 0.54% · P45

Affected Version Matrix 6

VendorProduct Version RangeStatus
tsi-coop tsi-dpdp-cms 0.1 affected
0.2 affected
0.3 affected
0.4 affected
0.5.0 affected
0.5.1 unaffected
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I. Basic Information for CVE-2026-84841

Vulnerability Information
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Vulnerability Title
tsi-coop tsi-dpdp-cms client-side enforcement of server-side security
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in tsi-coop tsi-dpdp-cms up to 0.5.0. This vulnerability affects unknown code. The manipulation results in client-side enforcement of server-side security. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. Upgrading to version 0.5.1 is able to resolve this issue. It is recommended to upgrade the affected component.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
服务端安全的客户端实施
Source: CVE Program / CVE List V5
Vulnerability Title
TSI Coop TSI DPDP Consent Management System 处理逻辑错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TSI Coop TSI DPDP Consent Management System是TSI Coop组织的一款数据主体同意管理系统。 TSI Coop TSI DPDP Consent Management System 0.5.0及之前版本存在处理逻辑错误漏洞，该漏洞源于在客户端执行服务端安全策略，可能允许远程攻击者绕过安全认证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
tsi-coop tsi-dpdp-cms 0.1 cpe:2.3:a:tsi-coop:tsi-dpdp-cms:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-84841

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III. Intelligence Information for CVE-2026-84841

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Patches & Fixes for CVE-2026-84841 (1)

Vendor Advisories for CVE-2026-84841 (1)

Proof of Concept for CVE-2026-84841 (3)

Other References for CVE-2026-84841 (2)

Same Patch Batch · tsi-coop · 2026-09-02 · 3 CVEs total

CVE-2026-84840 6.5 MEDIUM tsi-coop tsi-dpdp-cms Bootstrap Setup Endpoint InterceptingFilter.java missing authenticat
CVE-2026-84839 5.3 MEDIUM tsi-coop tsi-dpdp-cms Admin Console/DPO Compliance Console web.xml missing authentication

IV. Related Vulnerabilities

Same product: tsi-dpdp-cms
Same vendor: tsi-coop
Same weakness: CWE-602

V. Comments for CVE-2026-84841

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