What’s Vulnerable › Vulnerabilities
CVE-2023-39521: Tuleap vulnerable to Cross-site Scripting on the success message of a kanban deletion
- Severity: medium (CVSS 4.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.6% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2023-08-24 · updated 2026-06-17
- Weakness: CWE-79
Description
Tuleap is an open source suite to improve management of software developments and collaboration. In Tuleap Community Edition prior to version 14.11.99.28 and Tuleap Enterprise Edition prior to versions 14.10-6 and 14.11-3, content displayed in the "card fields" (visible in the kanban and PV2 apps) is not properly escaped. An agile dashboard administrator deleting a kanban with a malicious label can be forced to execute uncontrolled code. Tuleap Community Edition 14.11.99.28, Tuleap Enterprise Edition 14.10-6, and Tuleap Enterprise Edition 14.11-3 contain a fix for this issue.
Affected products
- Enalean tuleap: before 14.10-7; before 14.11.99.82; from 14.11 before 14.11-5 — fixed in 14.10-7, 14.11-5, 14.11.99.82
How to fix
Upgrade to a fixed version: Enalean tuleap 14.10-7, 14.11-5, 14.11.99.82. Check the vendor advisory for mitigations.
References
- https://github.com/Enalean/tuleap/commit/93d10654b1d95c5bf500204666310418b01b8a8d
- https://github.com/Enalean/tuleap/security/advisories/GHSA-h9xc-w7qq-vpfc
- https://tuleap.net/plugins/git/tuleap/tuleap/stable?a=commit&h=93d10654b1d95c5bf500204666310418b01b8a8d
- https://tuleap.net/plugins/tracker/?aid=33656
- https://github.com/Enalean/tuleap/commit/93d10654b1d95c5bf500204666310418b01b8a8d
- https://github.com/Enalean/tuleap/security/advisories/GHSA-h9xc-w7qq-vpfc
- https://tuleap.net/plugins/git/tuleap/tuleap/stable?a=commit&h=93d10654b1d95c5bf500204666310418b01b8a8d
- https://tuleap.net/plugins/tracker/?aid=33656
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