Vulnerability · Published Apr 23, 2021 · Assigned by Vaadin

CVE-2021-31410Project sources exposure in Vaadin Designer

High 8.6

In plain English

A high-severity security flaw in Designer from Vaadin. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 77% of all known vulnerabilities).

Severity (CVSS 3.1)8.6High

Exploit odds (30 days)1.7%top 22.8% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

Overly relaxed configuration of frontend resources server in Vaadin Designer versions 4.3.0 through 4.6.3 allows remote attackers to access project sources via crafted HTTP request.

Affected products (as reported)

Vendor	Product	Versions
Vaadin	Designer	4.3.0 – before *

Weakness: CWE-402 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

References

https://vaadin.com/security/cve-2021-31410 x_refsource_MISC