CVE-2017-6216: novaksolutions/infusionsoft-php-sdk v2016-10-31 is vulnerable to a reflected XSS in the leadscoring.php result

This month

MEDIUM 6.1DOWNGRADE

CVE-2017-6216 is a medium-severity flaw (CVSS 6.1) affecting infusionsoft-php-sdk. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

novaksolutions/infusionsoft-php-sdk v2016-10-31 is vulnerable to a reflected XSS in the leadscoring.php resulting code execution

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	1.2% (top 31%)
CISA exploited list	No
Weakness	CWE-79
Published	2019-07-03
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: novaksolutions

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

Am I affected?

Timeline

2019-07-03 17:15 UTCPublished CVE record published
2026-06-17 01:21 UTCUpdated Record last modified

novaksolutions infusionsoft-php-sdk DOWNGRADE

Affected: 2016-10-31

Fixed in: no fixed release known

Safe to downgrade to: a release before 2016-10-31

1. Check installed version

apt-cache policy infusionsoft-php-sdk || rpm -q infusionsoft-php-sdk || infusionsoft-php-sdk --version

2. No fixed release: DOWNGRADE to a release before 2016-10-31 (Debian / Ubuntu)

apt-cache madison infusionsoft-php-sdk sudo apt install infusionsoft-php-sdk=<VERSION_BEFORE_2016-10-31> sudo apt-mark hold infusionsoft-php-sdk

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

dnf --showduplicates list infusionsoft-php-sdk sudo dnf downgrade infusionsoft-php-sdk-<VERSION_BEFORE_2016-10-31> sudo dnf versionlock add infusionsoft-php-sdk

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-2017-6216?

infusionsoft-php-sdk: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-6216 being exploited?

CVE-2017-6216 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-2017-6216 affect?

CVE-2017-6216 affects infusionsoft-php-sdk. Severity is medium (CVSS 6.1). novaksolutions/infusionsoft-php-sdk v2016-10-31 is vulnerable to a reflected XSS in the leadscoring.php resulting code execution

How urgent is CVE-2017-6216?

Priority 44/100. Public exploit reference

Software pages

PHP vulnerabilities

References

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