XSS in Apache Cxf

CVE-2020-13954

By default, Apache CXF creates a /services page containing a listing of the available endpoint names and addresses. This webpage is vulnerable to a reflected Cross-Site Scripting (XSS) attack via the styleSheetPath, which allows a malicious actor to inject javascript into the web page. This vulnerability affects all versions of Apache CXF prior to 3.4.1 and 3.3.8. Please note that this is a separate issue to CVE-2019-17573.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.409 (98.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-13954?
CVE-2020-13954 is a medium-severity vulnerability in Apache Cxf, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-11-12.
How severe is CVE-2020-13954?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2020-13954 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.