How severe is CVE-2019-20221?

CVE-2019-20221 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-2019-20221 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-20221?

CVE-2019-20221 affects Sitracker Support Incident Tracker. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-20221?

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

When was CVE-2019-20221 published?

CVE-2019-20221 was published on 2020-01-02 and last updated on 2026-06-17.

CVE-2019-20221

CVE-2019-20221 is a medium-severity vulnerability in Sitracker Support Incident Tracker 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% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Sitracker Support Incident Tracker
Published: 2020-01-02
Last modified: 2026-06-17

Description

In Support Incident Tracker (SiT!) 3.67, Load Plugins input in the config.php page is affected by XSS. The XSS payload is, for example, executed on the about.php page.

Frequently asked questions

What is CVE-2019-20221?: In Support Incident Tracker (SiT!) 3.67, Load Plugins input in the config.php page is affected by XSS. The XSS payload is, for example, executed on the about.php page.
How severe is CVE-2019-20221?: CVE-2019-20221 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-2019-20221 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-20221?: CVE-2019-20221 affects Sitracker Support Incident Tracker. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-20221?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-20221 published?: CVE-2019-20221 was published on 2020-01-02 and last updated on 2026-06-17.

References

https://fatihhcelik.blogspot.com/2019/12/support-incident-tracker-xss-in-plugin.html

Affected products (1)

cpe:2.3:a:sitracker:support_incident_tracker:3.67:*:*:*:*:*:*:*

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