CVE-2018-18692 — A reflected Cross-Site scripting (XSS) vulnerability in SEMCO Semcosoft 5.3 allows remote attackers to inject arbitrary web scripts or HTML via the username parameter to the Login Form

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MEDIUM

A reflected Cross-Site scripting (XSS) vulnerability in SEMCO Semcosoft 5.3 allows remote attackers to inject arbitrary web scripts or HTML via the username parameter to the Login Form

Published Feb 23, 2019

6.1

MEDIUM

CVSS 3.0

EPSS 1.05%

Description

A reflected Cross-Site scripting (XSS) vulnerability in SEMCO Semcosoft 5.3 allows remote attackers to inject arbitrary web scripts or HTML via the username parameter to the Login Form.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.05% 0.01046

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.01046

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 2, 2026	1.05% (0.01046)	62.92th	v5 (v2026.06.15)
Sep 20, 2026	1.05% (0.01046)	62.66th	v5 (v2026.06.15)
Jul 20, 2024	0.13% (0.00131)	48.68th	v3 (v2023.03.01)
Jun 13, 2024	0.13% (0.00131)	48.33th	v3 (v2023.03.01)
Mar 7, 2023	0.13% (0.00131)	46.32th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)
Feb 3, 2022	0.56% (0.00556)	13.12th	v5 (v2026.06.15)
Apr 14, 2021	0.56% (0.00556)	0.00th	v1