Description
Improper sanitization of path in default RouteNotFoundError view in com.vaadin:flow-server versions 1.0.0 through 1.0.14 (Vaadin 10.0.0 through 10.0.18), 1.1.0 prior to 2.0.0 (Vaadin 11 prior to 14), 2.0.0 through 2.6.1 (Vaadin 14.0.0 through 14.6.1), and 3.0.0 through 6.0.9 (Vaadin 15.0.0 through 19.0.8) allows network attacker to enumerate all available routes via crafted HTTP request when application is running in production mode and no custom handler for NotFoundException is provided.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_confirm
https://vaadin.com/security/cve-2021-31412
Patch, Third Party Advisory x_refsource_confirm
https://github.com/vaadin/flow/pull/11107
Scores
CVSS v3
5.3
EPSS
0.0132
EPSS Percentile
67.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Details
CWE
CWE-1295
CWE-20
Status
published
Products (3)
com.vaadin/vaadin-bom
10.0.0 - 10.0.19Maven
vaadin/flow
1.0.0 - 1.0.14
vaadin/vaadin
10.0.0 - 10.0.18
Published
Jun 24, 2021
Tracked Since
Feb 18, 2026