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Vulnerability details: VCID-jxzf-6sus-t7et
Vulnerability ID VCID-jxzf-6sus-t7et
Aliases GHSA-c57f-4vp2-jqhm
GMS-2021-141
Summary 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
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-379 Creation of Temporary File in Directory with Insecure Permissions
System Score Found at
cvssv3.1 6.3 https://github.com/vaadin/flow
generic_textual MODERATE https://github.com/vaadin/flow
cvssv3.1 6.3 https://github.com/vaadin/flow/security/advisories/GHSA-c57f-4vp2-jqhm
generic_textual MODERATE https://github.com/vaadin/flow/security/advisories/GHSA-c57f-4vp2-jqhm
Reference id Reference type URL
https://github.com/vaadin/flow
GHSA-c57f-4vp2-jqhm https://github.com/advisories/GHSA-c57f-4vp2-jqhm
GHSA-c57f-4vp2-jqhm https://github.com/vaadin/flow/security/advisories/GHSA-c57f-4vp2-jqhm
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N Found at https://github.com/vaadin/flow
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N Found at https://github.com/vaadin/flow/security/advisories/GHSA-c57f-4vp2-jqhm
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

No EPSS data available for this vulnerability.

Date Actor Action Source VulnerableCode Version
2026-06-04T16:21:09.278974+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/com.vaadin/flow-server/GMS-2021-141.yml 38.6.0