CVE-2019-20223: In Support Incident Tracker (SiT!) 3.67, the id parameter is affected by XSS on all endpoints that use this pa

Routine

MEDIUM 6.1DOWNGRADE

CVE-2019-20223 is a medium-severity flaw (CVSS 6.1) affecting support incident tracker. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In Support Incident Tracker (SiT!) 3.67, the id parameter is affected by XSS on all endpoints that use this parameter, a related issue to CVE-2012-2235.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-79
Published	2020-01-02
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: sitracker

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-01-02 14:16 UTCPublished CVE record published
2026-06-17 02:30 UTCUpdated Record last modified

sitracker support incident tracker DOWNGRADE

Affected: 3.67

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.67

1. Check installed version

apt-cache policy support-incident-tracker || rpm -q support-incident-tracker || support-incident-tracker --version

2. No fixed release: DOWNGRADE to a release before 3.67 (Debian / Ubuntu)

apt-cache madison support-incident-tracker sudo apt install support-incident-tracker=<VERSION_BEFORE_3.67> sudo apt-mark hold support-incident-tracker

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list support-incident-tracker sudo dnf downgrade support-incident-tracker-<VERSION_BEFORE_3.67> sudo dnf versionlock add support-incident-tracker

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2019-20223?

support incident tracker: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-20223 being exploited?

CVE-2019-20223 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2019-20223 affect?

CVE-2019-20223 affects support incident tracker. Severity is medium (CVSS 6.1). In Support Incident Tracker (SiT!) 3.67, the id parameter is affected by XSS on all endpoints that use this parameter, a related issue to CVE-2012-2235.

How urgent is CVE-2019-20223?

Priority 39/100. Public exploit reference

Related CVEs

CVE-2020-15308 HIGH 7.2 DOWNGRADE Support Incident Tracker (aka SiT! or SiTracker) 3.67 p2 allows post-authentication SQL injection via the site
CVE-2019-20222 MEDIUM 6.1 DOWNGRADE In Support Incident Tracker (SiT!) 3.67, the Short Application Name and Application Name inputs in the config.
CVE-2019-20221 MEDIUM 6.1 DOWNGRADE In Support Incident Tracker (SiT!) 3.67, Load Plugins input in the config.php page is affected by XSS
CVE-2019-20220 MEDIUM 6.1 DOWNGRADE In Support Incident Tracker (SiT!) 3.67, the search_id parameter in the search_incidents_advanced.php page is

References

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