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Package details: pkg:maven/com.vaadin/flow-server@2.0.9
purl pkg:maven/com.vaadin/flow-server@2.0.9
Next non-vulnerable version 2.4.8
Latest non-vulnerable version 25.0.2
Risk 4.0
Vulnerabilities affecting this package (4)
Vulnerability Summary Fixed by
VCID-5nk4-urbw-suee
Aliases:
CVE-2020-36321
GHSA-49r2-73m6-pp8f
Path Traversal Improper URL validation in development mode handler in `com.vaadin:flow-server` allows attacker to request arbitrary files stored outside of intended frontend resources folder.
2.4.2
Affected by 2 other vulnerabilities.
4.0.1
Affected by 1 other vulnerability.
5.0.0
Affected by 2 other vulnerabilities.
VCID-hqrf-7nbq-9bdw
Aliases:
CVE-2021-31404
GHSA-xwg3-qrcg-w9x6
Information Exposure Through Discrepancy A non-constant-time comparison of CSRF tokens in UIDL request handler in `com.vaadin:flow-server` allows attacker to guess a security token via timing attack.
2.4.7
Affected by 1 other vulnerability.
4.0.1
Affected by 1 other vulnerability.
5.0.3
Affected by 1 other vulnerability.
VCID-jxzf-6sus-t7et
Aliases:
GHSA-c57f-4vp2-jqhm
GMS-2021-141
Insecure temporary directory usage in frontend build functionality of Vaadin 14 and 15-19 Insecure temporary directory usage in frontend build functionality of `com.vaadin:flow-server` versions 2.0.9 through 2.5.2 (Vaadin 14.0.3 through Vaadin 14.5.2), 3.0 prior to 6.0 (Vaadin 15 prior to 19), and 6.0.0 through 6.0.5 (Vaadin 19.0.0 through 19.0.4) allows local users to inject malicious code into frontend resources during application rebuilds. - https://vaadin.com/security/cve-2021-31411
2.5.3
Affected by 0 other vulnerabilities.
6.0.6
Affected by 0 other vulnerabilities.
VCID-yu3h-ecpv-qyhu
Aliases:
CVE-2021-31407
GHSA-25xc-jwfq-39jw
Exposure of Resource to Wrong Sphere A vulnerability in the OSGi integration in `com.vaadin:flow-server` allows attackers to access application classes and resources on the server via crafted HTTP request.
2.4.8
Affected by 0 other vulnerabilities.
6.0.1
Affected by 1 other vulnerability.
6.0.2
Affected by 0 other vulnerabilities.
Vulnerabilities fixed by this package (0)
Vulnerability Summary Aliases
This package is not known to fix vulnerabilities.

Date Actor Action Vulnerability Source VulnerableCode Version
2026-06-04T20:50:05.889068+00:00 GitLab Importer Affected by VCID-yu3h-ecpv-qyhu https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/com.vaadin/flow-server/CVE-2021-31407.yml 38.6.0
2026-06-04T20:50:05.272766+00:00 GitLab Importer Affected by VCID-5nk4-urbw-suee https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/com.vaadin/flow-server/CVE-2020-36321.yml 38.6.0
2026-06-04T20:50:04.813062+00:00 GitLab Importer Affected by VCID-hqrf-7nbq-9bdw https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/com.vaadin/flow-server/CVE-2021-31404.yml 38.6.0
2026-06-04T16:21:09.284683+00:00 GitLab Importer Affected by VCID-jxzf-6sus-t7et https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/com.vaadin/flow-server/GMS-2021-141.yml 38.6.0