Client-Side Security Flaw in TSI Coop TSI-DPDP-CMS by TSI Coop
CVE-2026-84841

6.9MEDIUM

Key Information:

Vendor

Tsi-coop

Status
Tsi-dpdp-cms
Vendor
CVE Published:
2 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-84841?

A security flaw exists in TSI Coop's TSI-DPDP-CMS software that enables client-side enforcement of server-side security protocols. This vulnerability can be exploited remotely, potentially leading to unauthorized access or manipulation of server-side functionalities. Users are strongly encouraged to upgrade to version 0.5.1 to mitigate this issue, as the flaw affects versions up to and including 0.5.0.

Affected Version(s)

tsi-dpdp-cms 0.1

tsi-dpdp-cms 0.2

tsi-dpdp-cms 0.3

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-84841 - Proof of Concept

References

https://vuldb.com/vuln/398083
vdb-entry
https://vuldb.com/vuln/398083/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-84841
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Mahendravarman (VulDB User)
.