CVE-2026-84841
tsi-coop tsi-dpdp-cms client-side enforcement of server-side security
- State
- Published
- Severity
- 6.9 Medium
- Published
- Sep 2, 2026
- Updated
- Sep 5, 2026
- Reserved
- Sep 2, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 7.3 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C | VulDB |
| 3.0 | 7.3 High | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C | VulDB |
| 2.0 | 7.5 High | AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C | VulDB |
Weaknesses
- CWE-602 Client-Side Enforcement of Server-Side Security
Affected Products
| Product | Versions |
|---|---|
tsi-dpdp-cmstsi-coop |
|
References
- VDB-398083 | tsi-coop tsi-dpdp-cms client-side enforcement of server-side securityvdb-entry
- VDB-398083 | CTI Indicators (IOB, IOC)signaturepermissions-required
- CVE-2026-84841 | CVE Analysis and Reportthird-party-advisory
- Submit #885661 | TSI Coop TSI DPDP CMS 0.4.8 Client-Side Enforcement of Server-Side Securitythird-party-advisory
- https://github.com/mano257200/TSI-DPDP-CMS-Client-Side-Only-Authentication-Allows-Complete-Bypass-via-Direct-HTTP-Request/blob/main/README.mdexploit
- https://github.com/tsi-coop/tsi-dpdp-cms/blob/main/docs/security-fixes/1.mdrelated
- https://github.com/tsi-coop/tsi-dpdp-cms/releases/tag/v0.5.1patch
- https://github.com/tsi-coop/tsi-dpdp-cms/product
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.