How severe is CVE-2019-11604?

CVE-2019-11604 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-2019-11604 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-11604?

CVE-2019-11604 affects Quest Kace Systems Management Appliance. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-11604?

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

When was CVE-2019-11604 published?

CVE-2019-11604 was published on 2019-05-24 and last updated on 2026-06-17.

CVE-2019-11604

CVE-2019-11604 is a medium-severity vulnerability in Quest Kace Systems Management Appliance 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: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Quest Kace Systems Management Appliance
Published: 2019-05-24
Last modified: 2026-06-17

Description

An issue was discovered in Quest KACE Systems Management Appliance before 9.1. The script at /service/kbot_service_notsoap.php is vulnerable to unauthenticated reflected XSS when user-supplied input to the METHOD GET parameter is processed by the web application. Since the application does not properly validate and sanitize this parameter, it is possible to place arbitrary script code into the context of the same page.

Frequently asked questions

What is CVE-2019-11604?: An issue was discovered in Quest KACE Systems Management Appliance before 9.1. The script at /service/kbot_service_notsoap.php is vulnerable to unauthenticated reflected XSS when user-supplied input to the METHOD GET parameter is processed by the web application. Since the application does not properly validate and sanitize this parameter, it is possible to place arbitrary script code into the context of the same page.
How severe is CVE-2019-11604?: CVE-2019-11604 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-2019-11604 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-11604?: CVE-2019-11604 affects Quest Kace Systems Management Appliance. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-11604?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-11604 published?: CVE-2019-11604 was published on 2019-05-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:quest:kace_systems_management_appliance:*:*:*:*:*:*:*:*

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