What is CVE-2020-29021?

CVE-2020-29021 is a low-severity vulnerability in Secomea Gatemanager, classified under Improper Input Validation. CVSS score: 3.5/10. Published 2021-02-08.

How severe is CVE-2020-29021?

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

XSS in Secomea Gatemanager

CVE-2020-29021

A vulnerability in web UI input field of GateManager allows authenticated attacker to enter script tags that could cause XSS. This issue affects: GateManager all versions prior to 9.3.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2021-02-08 · last modified 2026-06-17.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.006 (48.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 48.9% 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

Weakness classification (CWE)

References

www.secomea.com/support/cybersecurity-advisory/ (Vendor Advisory)

Frequently asked questions

What is CVE-2020-29021?: CVE-2020-29021 is a low-severity vulnerability in Secomea Gatemanager, classified under Improper Input Validation. CVSS score: 3.5/10. Published 2021-02-08.
How severe is CVE-2020-29021?: Low severity. CVSS v3 base score is 3.5 out of 10.