How severe is CVE-2020-15883?

CVE-2020-15883 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-15883 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-15883?

CVE-2020-15883 affects Managedinstalls Project Managedinstalls. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-15883?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-15883 published?

CVE-2020-15883 was published on 2020-07-23 and last updated on 2026-06-17.

CVE-2020-15883

CVE-2020-15883 is a medium-severity vulnerability in Managedinstalls Project Managedinstalls with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Managedinstalls Project Managedinstalls
Published: 2020-07-23
Last modified: 2026-06-17

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).

Frequently asked questions

What is CVE-2020-15883?: 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).
How severe is CVE-2020-15883?: CVE-2020-15883 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-15883 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-15883?: CVE-2020-15883 affects Managedinstalls Project Managedinstalls. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-15883?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-15883 published?: CVE-2020-15883 was published on 2020-07-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:managedinstalls_project:managedinstalls:*:*:*:*:*:munkireport:*:*

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