CVE-2018-9104 — A vulnerability in the conferencing component of Mitel MiVoice Connect, versions R1707-PREM SP1 (21.84.5535.0) and earlier, and Mitel ST 14.2, versions GA27 (19.49.5200.0) and earlier, could allow an unauthenticated attacker to conduct a reflected cross-site scripting (XSS) attack due to insufficient validation for the api.php page

Back Back to CVE browser

MEDIUM

A vulnerability in the conferencing component of Mitel MiVoice Connect, versions R1707-PREM SP1 (21.84.5535.0) and earlier, and Mitel ST 14.2, versions GA27 (19.49.5200.0) and earlier, could allow an unauthenticated attacker to conduct a reflected cross-site scripting (XSS) attack due to insufficient validation for the api.php page

Published Apr 25, 2018

6.1

MEDIUM

CVSS 3.0

EPSS 1.05%

Description

A vulnerability in the conferencing component of Mitel MiVoice Connect, versions R1707-PREM SP1 (21.84.5535.0) and earlier, and Mitel ST 14.2, versions GA27 (19.49.5200.0) and earlier, could allow an unauthenticated attacker to conduct a reflected cross-site scripting (XSS) attack due to insufficient validation for the api.php page. A successful exploit could allow an attacker to execute arbitrary scripts.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.05% 0.01052

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01052

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 1, 2026	1.05% (0.01052)	63.06th	v5 (v2026.06.15)
Sep 20, 2026	1.05% (0.01052)	62.83th	v5 (v2026.06.15)
Jul 20, 2024	0.10% (0.00103)	42.49th	v3 (v2023.03.01)
Jun 13, 2024	0.10% (0.00103)	42.20th	v3 (v2023.03.01)
Mar 7, 2023	0.10% (0.00102)	40.19th	v3 (v2023.03.01)
Mar 6, 2023	1.58% (0.01578)	75.39th	v2 (v2022.01.01)
Feb 4, 2022	1.44% (0.01440)	50.53th	v2 (v2022.01.01)
Feb 3, 2022	1.09% (0.01095)	29.04th	v5 (v2026.06.15)
Apr 14, 2021	1.09% (0.01095)	0.00th	v1

Weaknesses (1)

CWE-79

Cross-site Scripting (XSS)

References (2)

https://www.mitel.com/mitel-product-security-advisory-18-0003
x_refsource_CONFIRMBroken LinkVendor Advisory
https://www.mitel.com/sites/default/files/2018-Security-Bulletin-18-0003-001.pdf
x_refsource_CONFIRMBroken LinkVendor Advisory

Link	Providers	Tags
https://www.mitel.com/mitel-product-security-advisory-18-0003		x_refsource_CONFIRMBroken LinkVendor Advisory
https://www.mitel.com/sites/default/files/2018-Security-Bulletin-18-0003-001.pdf		x_refsource_CONFIRMBroken LinkVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Apr 25, 2018

Updated Aug 5, 2024

Reserved Mar 27, 2018

Link CVE-2018-9104

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2018-9104

Red Hat

Severity n/a

Public date n/a

Links CVE-2018-9104