CVE-2020-12679

Name: CVE-2020-12679
Creator: NVD / NIST
Published: 2020-05-07T17:15:11.793+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.77%

Last modified Jun 17, 2026

CVE-2020-12679 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A reflected cross-site scripting (XSS) vulnerability in the Mitel ShoreTel Conference Web Application 19.50.1000.0 before MiVoice Connect 18.7 SP2 allows remote attackers to inject arbitrary JavaScript and HTML via the PATH_INFO to home.php.. EPSS estimates a 0.77% chance of exploitation in the next 30 days.

Description

A reflected cross-site scripting (XSS) vulnerability in the Mitel ShoreTel Conference Web Application 19.50.1000.0 before MiVoice Connect 18.7 SP2 allows remote attackers to inject arbitrary JavaScript and HTML via the PATH_INFO to home.php.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.77%

51.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Mitel	Mivoice Connect	< 21.90.9743.0
Mitel	Shoretel Conference Web	19.50.1000.0

References

https://gist.github.com/kampji/5ade2d15817650a725aa89fa2e6e4752Third Party Advisory
https://gist.github.com/kampji/5ade2d15817650a725aa89fa2e6e4752Third Party Advisory

Timeline

Published: May 7, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-12679?

How severe is CVE-2020-12679?

CVE-2020-12679 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.77% probability of exploitation in the next 30 days.

How do I fix CVE-2020-12679?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-12679?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST