What is CVE-2021-42118?

CVE-2021-42118 is a high-severity vulnerability in Businessdnasolutions Topease, classified under Cross-site Scripting. CVSS score: 8.1/10. Published 2021-11-30.

How severe is CVE-2021-42118?

High severity. CVSS v3 base score is 8.1 out of 10.

Is CVE-2021-42118 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Businessdnasolutions Topease

CVE-2021-42118

Persistent Cross Site Scripting in Web Applications operating on Business-DNA Solutions GmbH’s TopEase® Platform Version <= 7.1.27 via the Structure Component allows an authenticated remote attacker with Object Modification privileges to i…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.007 (47.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Businessdnasolutions Topease
Business-dna Solutions Gmbh Topease — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

vulnerability@ncsc.ch (x_refsource_CONFIRM, Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2021-42118?: CVE-2021-42118 is a high-severity vulnerability in Businessdnasolutions Topease, classified under Cross-site Scripting. CVSS score: 8.1/10. Published 2021-11-30.
How severe is CVE-2021-42118?: High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2021-42118 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.