What is CVE-2017-20116?

CVE-2017-20116 is a low-severity vulnerability in Trueconf Server, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 3.5/10. Published 2022-06-29.

How severe is CVE-2017-20116?

Low severity. CVSS v3 base score is 3.5 out of 10.

XSS in Trueconf Server

CVE-2017-20116

A vulnerability was found in TrueConf Server 4.3.7. It has been classified as problematic. Affected is an unknown function of the file /admin/group/list/. The manipulation of the argument checked_group_id leads to basic cross site scripting (Reflected). It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Published 2022-06-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (47.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000

Affected products

Trueconf Server — versions 4.3.7

Weakness classification (CWE)

References

www.exploit-db.com/exploits/41184/ (Exploit, VDB Entry, Third Party Advisory)
vuldb.com/ (Permissions Required, VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2017-20116?: CVE-2017-20116 is a low-severity vulnerability in Trueconf Server, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 3.5/10. Published 2022-06-29.
How severe is CVE-2017-20116?: Low severity. CVSS v3 base score is 3.5 out of 10.