CVE-2018-17048: admin/Lib/Action/FpluginAction.class.php in FDCMS (aka Fangfa Content Manage System) 4.2 allows SQL Injection.

This month

HIGH 7.5REMOTEDOWNGRADE

CVE-2018-17048 is a high-severity flaw (CVSS 7.5) affecting fdcms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

admin/Lib/Action/FpluginAction.class.php in FDCMS (aka Fangfa Content Manage System) 4.2 allows SQL Injection.

Why this priority

High severity
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.7% (top 22%)
CISA exploited list	No
Weakness	CWE-89
Published	2019-05-16
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: fangfa

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

Am I affected?

Timeline

2019-05-16 15:29 UTCPublished CVE record published
2026-06-17 01:45 UTCUpdated Record last modified

fangfa fdcms DOWNGRADE

Affected: 4.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.2 (Debian / Ubuntu)

apt-cache madison fdcms sudo apt install fdcms=<VERSION_BEFORE_4.2> sudo apt-mark hold fdcms

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

dnf --showduplicates list fdcms sudo dnf downgrade fdcms-<VERSION_BEFORE_4.2> sudo dnf versionlock add fdcms

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-2018-17048?

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

Is CVE-2018-17048 being exploited?

CVE-2018-17048 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-2018-17048 affect?

CVE-2018-17048 affects fdcms. Severity is high (CVSS 7.5). admin/Lib/Action/FpluginAction.class.php in FDCMS (aka Fangfa Content Manage System) 4.2 allows SQL Injection.

How urgent is CVE-2018-17048?

Priority 51/100. High severity; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2020-35442 CRITICAL 9.8 DOWNGRADE FDCMS (also known as Fangfa Content Management System) 4.0 allows remote attackers to get a webshell in the ba
CVE-2020-35441 CRITICAL 9.8 DOWNGRADE FDCMS (aka Fangfa Content Management System) 4.0 contains a front-end SQL injection via Admin/Lib/Action/Flogi

References

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