CVE-2019-14746: A issue was discovered in KuaiFanCMS 5.0

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2019-14746 is a critical-severity flaw (CVSS 9.8) affecting kuaifancms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A issue was discovered in KuaiFanCMS 5.0. It allows eval injection by placing PHP code in the install.php db_name parameter and then making a config.php request.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.2% (top 31%)
CISA exploited list	No
Weakness	CWE-94
Published	2019-08-07
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: kuaifan

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

Am I affected?

Timeline

2019-08-07 16:15 UTCPublished CVE record published
2026-06-17 02:18 UTCUpdated Record last modified

kuaifan kuaifancms DOWNGRADE

Affected: 5.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0

1. Check installed version

apt-cache policy kuaifancms || rpm -q kuaifancms || kuaifancms --version

2. No fixed release: DOWNGRADE to a release before 5.0 (Debian / Ubuntu)

apt-cache madison kuaifancms sudo apt install kuaifancms=<VERSION_BEFORE_5.0> sudo apt-mark hold kuaifancms

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

dnf --showduplicates list kuaifancms sudo dnf downgrade kuaifancms-<VERSION_BEFORE_5.0> sudo dnf versionlock add kuaifancms

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-2019-14746?

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

Is CVE-2019-14746 being exploited?

CVE-2019-14746 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-2019-14746 affect?

CVE-2019-14746 affects kuaifancms. Severity is critical (CVSS 9.8). A issue was discovered in KuaiFanCMS 5.0. It allows eval injection by placing PHP code in the install.php db_name parameter and then making a config.php request.

How urgent is CVE-2019-14746?

Priority 61/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2021-3256 MEDIUM 6.5 DOWNGRADE KuaiFanCMS V5.x contains an arbitrary file read vulnerability in the html_url parameter of the chakanhtml.modu

References

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