What is CVE-2021-41917?

CVE-2021-41917 is a medium-severity vulnerability in Webtareas Project, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-10-08.

How severe is CVE-2021-41917?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Webtareas Project

CVE-2021-41917

webTareas version 2.4 and earlier allows an authenticated user to store arbitrary web script or HTML by creating or editing a client name in the clients section, due to incorrect sanitization of user-supplied data and achieve a Stored Cross-Site Scripting attack against the platform users and administrators. The affected endpoint is /clients/editclient.php, on the HTTP POST cn parameter.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.005 (42.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Webtareas_project Webtareas
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-41917?: CVE-2021-41917 is a medium-severity vulnerability in Webtareas Project, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-10-08.
How severe is CVE-2021-41917?: Medium severity. CVSS v3 base score is 5.4 out of 10.