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GHSA-jqj4-r483-4gvr

Reflected cross-site scripting in default RouteNotFoundError view in Vaadin 10 and 11-13

6.1 MediumFix available

GHSA-jqj4-r483-4gvr is a medium vulnerability (CVSS 6.1) in com.vaadin:vaadin-bom, published April 19, 2021. No source lists public exploit code. Fixed in com.vaadin:vaadin-bom 10.0.14.

What does this mean?
Severity
6.1 MediumCVSS 3.1, GitHub Advisories
Exploit chance
UnscoredNo EPSS score yet
Exploitation
None knownNot on CISA’s or ENISA’s lists

Description

Missing output sanitization in default RouteNotFoundError view in com.vaadin:flow-server versions 1.0.0 through 1.0.10 (Vaadin 10.0.0 through 10.0.13), and 1.1.0 through 1.4.2 (Vaadin 11.0.0 through 13.0.5) allows attacker to execute malicious JavaScript via crafted URL.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Affected packages

Affected packages
PackageAffectedFixed
com.vaadin:vaadin-bom
Maven
10.0.0 up to 10.0.14
10.0.14
com.vaadin:vaadin-bom
Maven
11.0.0 up to 13.0.6
13.0.6
com.vaadin:vaadin-bom
Maven
10.0.0 up to 10.0.14, plus listed versions
10.0.110.0.1010.0.1110.0.1210.0.13
Show 8 moreShow less
10.0.210.0.310.0.410.0.510.0.610.0.710.0.810.0.9
10.0.14
com.vaadin:vaadin-bom
Maven
11.0.0 up to 13.0.6, plus listed versions
11.0.111.0.211.0.311.0.412.0.0
Show 13 moreShow less
12.0.112.0.212.0.312.0.412.0.512.0.612.0.713.0.013.0.113.0.213.0.313.0.413.0.5
13.0.6

What each source reports

GitHub Advisories Score used6.1

Reflected cross-site scripting in default RouteNotFoundError view in Vaadin 10 and 11-13

Missing output sanitization in default RouteNotFoundError view in com.vaadin:flow-server versions 1.0.0 through 1.0.10 (Vaadin 10.0.0 through 10.0.13), and 1.1.0 through 1.4.2 (Vaadin 11.0.0 through 13.0.5) allows attacker to execute malicious JavaScript via crafted URL.

Record
GHSA-jqj4-r483-4gvr
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-81
Updated
2026-11-02
OSV6.1

Reflected cross-site scripting in default RouteNotFoundError view in Vaadin 10 and 11-13

Missing output sanitization in default RouteNotFoundError view in com.vaadin:flow-server versions 1.0.0 through 1.0.10 (Vaadin 10.0.0 through 10.0.13), and 1.1.0 through 1.4.2 (Vaadin 11.0.0 through 13.0.5) allows attacker to execute malicious JavaScript via crafted URL.

Record
GHSA-jqj4-r483-4gvr
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-81
Updated
2026-11-02

History

History
RecordedChangedSources
first indexedGitHub Advisories, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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