CVE-2020-15883

Name: CVE-2020-15883
Creator: NVD / NIST
Published: 2020-07-23T14:15:12.337+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 1.16%

Last modified Jun 17, 2026

CVE-2020-15883 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A Cross-Site Scripting (XSS) vulnerability in the managedinstalls module before 2.6 for MunkiReport allows remote attackers to inject arbitrary web script or HTML via the last two URL parameters (through which installed packages names and versions are reported).. EPSS estimates a 1.16% chance of exploitation in the next 30 days.

Description

A Cross-Site Scripting (XSS) vulnerability in the managedinstalls module before 2.6 for MunkiReport allows remote attackers to inject arbitrary web script or HTML via the last two URL parameters (through which installed packages names and versions are reported).

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

1.16%

63.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Managedinstalls Project	Managedinstalls	< 2.6

References

https://github.com/munkireport/managedinstalls/releases/tag/v2.6Release Notes, Third Party Advisory
https://github.com/munkireport/munkireport-phpThird Party Advisory
https://github.com/munkireport/munkireport-php/releases/tag/v5.6.3Release Notes, Third Party Advisory
https://github.com/munkireport/munkireport-php/wiki/20200722-Reflected-XSS-In-Managedinstalls-ModuleThird Party Advisory
https://github.com/munkireport/managedinstalls/releases/tag/v2.6Release Notes, Third Party Advisory
https://github.com/munkireport/munkireport-phpThird Party Advisory
https://github.com/munkireport/munkireport-php/releases/tag/v5.6.3Release Notes, Third Party Advisory
https://github.com/munkireport/munkireport-php/wiki/20200722-Reflected-XSS-In-Managedinstalls-ModuleThird Party Advisory

Timeline

Published: Jul 23, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-15883?

How severe is CVE-2020-15883?

CVE-2020-15883 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.16% probability of exploitation in the next 30 days.

How do I fix CVE-2020-15883?

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-2020-15883?

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

Scan your code now

Source: NVD / NIST