CVE-2025-27099: Tuleap allows XSS via the tracker names used in the semantic timeframe deletion message
Description
Tuleap is an Open Source Suite to improve management of software developments and collaboration. Tuleap allows cross-site scripting (XSS) via the tracker names used in the semantic timeframe deletion message. A tracker administrator with a semantic timeframe used by other trackers could use this vulnerability to force other tracker administrators to execute uncontrolled code. This vulnerability is fixed in Tuleap Community Edition 16.4.99.1740067916 and Tuleap Enterprise Edition 16.4-5 and 16.3-10.
Classification
CVE ID: CVE-2025-27099
CVSS Base Severity: MEDIUM
CVSS Base Score: 4.8
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:L/A:L
Problem Types
CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Affected Products
Vendor: Enalean
Product: tuleap
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.04% (probability of being exploited)
EPSS Percentile: 9.45% (scored less or equal to compared to others)
EPSS Date: 2025-04-01 (when was this score calculated)
References
https://nvd.nist.gov/vuln/detail/CVE-2025-27099https://github.com/Enalean/tuleap/security/advisories/GHSA-vqfj-2gqp-g89x
https://github.com/Enalean/tuleap/commit/bec10bd5c98f6570a2857f55e9656eec4b211e6c
https://tuleap.net/plugins/tracker/?aid=41858