How severe is CVE-2016-2058?

CVE-2016-2058 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2016-2058 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-2058?

CVE-2016-2058 primarily affects Xymon. In total, 44 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-2058?

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

When was CVE-2016-2058 published?

CVE-2016-2058 was published on 2016-04-13 and last updated on 2026-06-17.

CVE-2016-2058

CVE-2016-2058 is a medium-severity vulnerability in Xymon with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Xymon
Published: 2016-04-13
Last modified: 2026-06-17

Description

Multiple cross-site scripting (XSS) vulnerabilities in Xymon 4.1.x, 4.2.x, and 4.3.x before 4.3.25 allow (1) remote Xymon clients to inject arbitrary web script or HTML via a status-message, which is not properly handled in the "detailed status" page, or (2) remote authenticated users to inject arbitrary web script or HTML via an acknowledgement message, which is not properly handled in the "status" page.

Frequently asked questions

What is CVE-2016-2058?: Multiple cross-site scripting (XSS) vulnerabilities in Xymon 4.1.x, 4.2.x, and 4.3.x before 4.3.25 allow (1) remote Xymon clients to inject arbitrary web script or HTML via a status-message, which is not properly handled in the "detailed status" page, or (2) remote authenticated users to inject arbitrary web script or HTML via an acknowledgement message, which is not properly handled in the "status" page.
How severe is CVE-2016-2058?: CVE-2016-2058 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2016-2058 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-2058?: CVE-2016-2058 primarily affects Xymon. In total, 44 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-2058?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-2058 published?: CVE-2016-2058 was published on 2016-04-13 and last updated on 2026-06-17.

References

Affected products (44)

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.1.0:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.1.1:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.1.2:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.1.2:p1:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.1.2:p2:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2:alfa:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2:beta20060605:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2:rc20060712:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2.0:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2.2:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2.2:rc1:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2.3:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2.3:rc1:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.0:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.0:beta1:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.0:beta2:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.0:beta3:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.0:rc1:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.1:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.2:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.3:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.4:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.5:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.6:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.7:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.8:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.9:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.10:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.11:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.12:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.13:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.14:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.15:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.16:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.17:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.18:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.19:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.19:rc1:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.20:*:*:*:*:*:*:*

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