XSS in Siemens Polarion Alm

CVE-2021-44478

A vulnerability has been identified in Polarion ALM (All versions < V21 R2 P2), Polarion WebClient for SVN (All versions). A cross-site scripting is present due to improper neutralization of data sent to the web page through the SVN WebClient in the affected product. An attacker could exploit this to execute arbitrary code and extract sensitive information by sending a specially crafted link to users with administrator privileges.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (51.6th 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)

References

Frequently asked questions

What is CVE-2021-44478?
CVE-2021-44478 is a medium-severity vulnerability in Siemens Polarion Alm, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-03-08.
How severe is CVE-2021-44478?
Medium severity. CVSS v3 base score is 6.1 out of 10.