Skip to content

Reflected cross-site scripting in development mode handler in Vaadin

Low severity GitHub Reviewed Published Jun 24, 2021 in vaadin/flow • Updated Jan 9, 2023

Package

maven com.vaadin:flow-server (Maven)

Affected versions

>= 2.0.0, <= 2.6.1
>= 3.0.0, <= 6.0.9

Patched versions

2.6.2
6.0.10

Description

URL encoding error in development mode handler in com.vaadin:flow-server versions 2.0.0 through 2.6.1 (Vaadin 14.0.0 through 14.6.1), 3.0.0 through 6.0.9 (Vaadin 15.0.0 through 19.0.8) allows local user to execute arbitrary JavaScript code by opening crafted URL in browser.

References

@fluorumlabs fluorumlabs published to vaadin/flow Jun 24, 2021
Reviewed Jun 24, 2021
Published to the GitHub Advisory Database Jun 28, 2021
Last updated Jan 9, 2023

Severity

Low
2.5
/ 10

CVSS base metrics

Attack vector
Local
Attack complexity
High
Privileges required
None
User interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N

Weaknesses

CVE ID

No known CVE

GHSA ID

GHSA-8vfw-v2jv-9hwc

Source code

No known source code
Checking history
See something to contribute? Suggest improvements for this vulnerability.