CVE-2021-31407
OSGi applications using Vaadin 12-14 and 19 vulnerable to server classes and resources exposure
8.6
HIGH
CVSS 3.1
EPSS 1.8%
Description
Vulnerability in OSGi integration in `com.vaadin:flow-server` versions 1.2.0 through 2.4.7 (Vaadin 12.0.0 through 14.4.9), and 6.0.0 through 6.0.1 (Vaadin 19.0.0) allows attacker to access application classes and resources on the server via crafted HTTP request. - https://vaadin.com/security/cve-2021-31407
How to fix CVE-2021-31407
To remediate CVE-2021-31407, upgrade the affected package to a fixed version below.
- —upgrade to 2.4.8 or later
Is CVE-2021-31407 being exploited?
Low — EPSS is 1.8%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 1.2.0, < 2.4.8
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.6 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N |