# CVE-2026-105411: Tuleap Enterprise Edition authorization bypass in tracker field management

Source: https://junglewise.ai/threats/cve-2026-105411-an-authorization-bypass-through-user-controlled-key  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-12. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-105411 · Severity: high · CVSS 8.1 · Published 2026-10-12

Tuleap Enterprise Edition is a project management and collaboration platform. An authorization bypass flaw allows an attacker with administration rights on a single project tracker to modify or delete fields across all trackers in the entire system, potentially compromising data integrity and availability across the organization.

Technologies: [Dassault SystèMes Tuleap Enterprise Edition](https://junglewise.ai/threats/technologies/tuleap-enterprise-edition). Vendors: [Dassault SystèMes](https://junglewise.ai/threats/vendors/dassault-syst-mes).

## Quick answers

**Is CVE-2026-105411 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-105411 being exploited in the wild.

**How severe is CVE-2026-105411?** High severity, with a CVSS score of 8.1, published 12 October 2026.

**Which products and versions are affected?** Dassault SystèMes Tuleap Enterprise Edition 17.0 through 17.5.

**Is there a fix for CVE-2026-105411?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-105411 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-105411?** Check whether you run Dassault SystèMes Tuleap Enterprise Edition at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An authorization bypass vulnerability using user-controlled keys affects Tuleap Enterprise Edition versions 17.0 through 17.5. An attacker who already has tracker administration rights on one tracker can exploit insufficient authorization checks to perform unauthorized updates or deletions on custom fields in all trackers on the instance. This requires existing administrative privileges on at least one tracker.

## Affected products

- Dassault Systèmes Tuleap Enterprise Edition 17.0 through 17.5

## Timeline

- 2026-10-12: disclosed

## References

- [https://www.3ds.com/trust-center/security/security-advisories/cve-2026-105411](https://www.3ds.com/trust-center/security/security-advisories/cve-2026-105411)

## Related threats

- [Tuleap Enterprise Edition SQL injection in database query](https://junglewise.ai/threats/cve-2026-105412-an-sql-injection-vulnerability-affecting-tuleap-enterprise)
- [Tuleap Enterprise Edition stored cross-site scripting](https://junglewise.ai/threats/cve-2026-105410-a-stored-cross-site-scripting-xss-vulnerability-affecting-tuleap)
- [Tuleap Enterprise Edition stored cross-site scripting](https://junglewise.ai/threats/cve-2026-105409-a-stored-cross-site-scripting-xss-vulnerability-affecting-tuleap)
- [Tuleap Enterprise Edition stored cross-site scripting](https://junglewise.ai/threats/cve-2026-105408-a-stored-cross-site-scripting-xss-vulnerability-affecting-tuleap)
- [Dassault Systèmes Tuleap Enterprise Edition OS command injection](https://junglewise.ai/threats/cve-2026-105407-an-os-command-injection-vulnerability-affecting-tuleap)